KHT7625, KHT9625, KHT13625, KHT14000
KT7625, KT9625, KT13625, KT14000, KT20000, KT22000, KT24500, KT31000
MODEL KD20/50 CASING TONGS parts list
7.1.KD20/50 assembly
Item Description P/N Drawing No.
1 Spring lifter assembly KD20/50-01 TQ508/70Y.13
2 Chain sling hanger assembly KD20/50-02 TQ508/70Y.11
3 Tension load cell assembly KD20/50-03 TQ508/70Y.14
4 Control valve bank assembly KD20/50-04 KD20/50.10
5 Cage plate assembly KD20/50-05 KD20/50.1
6 Brake band assembly KD20/50-06 TQ508/70Y.12
7 Tong body KD20/50-07 KD20/50.8
8 Safty door assemblies KD20/50-08 TQ508/70Y.9
9 Support roller assembly KD20/50-09 TQ508/70Y.2.3
10 Support roller (2) KD20/50-10 TQ508/70Y.2.2
11 Supper roller (1) KD20/50-11 TQ508/70Y.2.1
12 Rotary idler assembly KD20/50-12 TQ508/70Y.4
13 Pinion idler assembly KD20/50-13 TQ508/70Y.3
14 Shifter assembly KD20/50-14 TQ508/70Y.7
15 Power input shaft assembly KD20/50-15 KD20/50Y.6
16 Pinion assembly KD20/50-16 TQ508/70Y.5
7.2.Spring lift assembly(KD20/50-01)
Item Description P/N Drawing No.
1 Suspend cylinder KD20/50-101
2 Hanger seat KD20/50-102 TQ20.6-6
3 Spring KD20/50-103 TQ20.6-5
4 Lower end plate KD20/50-104 TQ20.6-3
5 Hanger rod KD20/50-105
7.3. Torque gauge service information (KD20/50-03)
Item Description P/N Drawing No.
1 Load cell end KD20/50-121 TQ508/70Y.14.1-1
2 Flange gasket KD20/50-122 TQ20.17-2
3 O-ring 70X5.7 KD20/50-123 GB1235-76
4 1/4″X3/8″ Cup point hex set screw KD20/50-124
5 Load cell piston KD20/50-125 TQ20.17-4
6 O-ring 35. 5X2. 65 KD20/50-126 GB3452.1
7 Load cell body KD20/50-127 TQ20.17-3
8 Street elbow KD20/50-128 TQ20.17-5
9 O-ring 44X3.5 KD20/50-129 GB1235-76
10 Wiper DK1 38 50 7 10 KD20/50-130 FD00641A0
11 Load cell rod KD20/50-131 TQ20.17-6
12 3/8″X1/2 ” Cup point hex set screw KD20/50-132
13 Stat-O-seal016X0 6.5X3 KD20/50-133
14 1/4 ” X 3/8 ” Cross recessed binding head machine screw KD20/50-134
15 Cross recessed countersunk head screws KD20/50-135
16 Torque gauge(0-3625PSI) KD20/50-136 TQ508/70Y.14-1
17 Hose8II-700 (M20X1.5, NPT 1/4) KD20/50-137
7.4 Control valve bank assembly (KD20/50-04)
Item Description P/N Drawing No.
1 1 5/16″ -12UN Street elbow 135d fitting KD20/50-155 TQ508/70Y. 10.8.7
2 1 5/16 ” -12UN Street elbow 90d fitting KD20/50-156 TQ508/70Y. 10.8.3
3 Transitional connection plate KD20/50-157 TQ508/70Y. 10.8-1
4 Check valve KD20/50-17 TQ508/70Y. 10.8.2
5 1 5/16 ” -12UN Street ell 90d fitting KD20/50-158 TQ508/70Y. 10.8.4
6 O-ring 30X3.55 KD20/50-159 GB3452.1
7 9/16 ” -18UNF Street elbow 90d fitting KD20/50-160 TQ508/70Y. 10.8.1
8 1 5/16″ -12UN adaptor KD20/50-161 TQ508/70Y. 10.8-2
9 1 5/16 ” -12UN flared tube short KD20/50-162 TQ508/70Y. 10.8.5
10 1 5/16 ” -12UN flared tube long KD20/50-163 TQ508/70Y. 10.8.6
11 Hose 8II-2150 (7/16″ -20UNF) KD20/50-164
12 Hose 8II-1950 (7/16″ -20 UNF, 9/16″ -18UNF) KD20/50-165
13 Safty door valve assembly KD20/50-33 TQ508/70Y.9.2.3
14 Hose 8II-1750 (7/16″ -20UNF M^) KD20/50-166
15 7/16 ” -20UNF Street elbow 90d fitting KD20/50-167 TQ508/70Y.10.10
16 1 5/8 ” transpositional adaptor KD20/50-168 TQ508/70Y.10-4
17 O-ring 38.7X3.55 KD20/50-169 GB3452.1
18 Hydraulic valve bank (four connection valve) KD20/50-18 DL (1) .0B
19 NPT1 1/4 ” Street ell 90d fitting KD20/50-170 TQ508/70Y.10.2
20 1 5/16 ” -12UN Street elbow long 90d fitting KD20/50-171 TQ508/70Y.10.6
21 3/4 ” -16UNF two way adaptor KD20/50-172 TQ508/70Y.10-8
22 3/4 ” -16UNF three way adaptor KD20/50-173 TQ508/70Y.10.3
23 Hose (3/4″ -16UNF) KD20/50-174 TQ508/70Y.10.4
24 Check valve assembly KD20/50-19 TQ508/70Y.10.1
25 NPT1 Street ell 90d fitting KD20/50-175 TQ508/70Y.10.7
26 NPT1/2 Street ell 90d fitting KD20/50-176 TQ508/70Y.10.9
27 NPT1/2 Street elbow 90d fitting KD20/50-177 TQ508/70Y.10-3
28 Flow control valve KD20/50-20 TQ508/70Y.10.5
29 Motor connection plate KD20/50-178 TQ508/70Y. 10.8-3
30 O-ring 35 X 3.1 KD20/50-179 GB1235-76
31 1 5/16″ crooked hose KD20/50-180 TQ508/70Y. 10.8.8
32 1 5/16″ bend pipe KD20/50-181 TQ508/70Y. 10.8.9
33 Transitional connection plate KD20/50-21 TQ508/70Y.10.8
34 NPT1 pipe nipple KD20/50-182 KD20/50.10-6
35 Quick-coupling fitting (1 7/8″ -12UN) KD20/50-22 KJD9625.18.4
36 NPT1 double NPT1 Street ell 90d fitting KD20/50-183 TQ508/70Y.10-5
37 Quick-coupling fitting (2 1/8″ -12UN) KD20/50-23 KJD9625.18.3
38 NPT1 1/4 Street ell 135d fitting KD20/50-184 TQ508/70Y.10-1
39 NPT1 1/4 return oil pipe KD20/50-185 KD20/50.10-2
7.4.1. Check valve assembly（KD20/50-17）
Item Description P/N Drawing No.
1 Valve core seat KD20/50-201 TQ508/70Y. 10.8.2-1
2 035.2X 1.3 retainer ring KD20/50-202
3 O-ring 35.5 X 2.65 KD20/50-203 GB3452.1-92
4 032X1.3 retainer ring KD20/50-204
5 O-ring 31.5X2.65 KD20/50-205 GB3452.1-92
6 0 0.6 steel wire KD20/50-206
7 Valve core piston KD20/50-207 TQ508/70Y. 10.8.2-2
8 O-ring 20X2.65 KD20/50-208 GB3452.1-92
9 Valve core spring KD20/50-209 TQ508/70Y. 10.8.2-3
10 Valve core KD20/50-210 TQ508/70Y. 10.8.2-4
11 piston KD20/50-211 TQ508/70Y. 10.8.2-5
12 027.3X1.3 retainer ring KD20/50-212
13 O-ring KD20/50-213 GB3452.1-92
7.4.2.Hydraulic valve bank (four connection valve)
Item Description P/ N Qty
1 Hex head bolt 1/2″ UNCX4 1/2″ KD20/5 0-221 4
2 Connection board assembly KD20/50-222 1
3 Nylon nut 1/2 “ KD20/5 0-223 8
4 Hand control valve assembly KD20/50-224 1
5 Backup valve assembly KD20/50-225 1
6 Overflow valve assembly KD20/50-226 1
7 Bolt 1/2″ UNC KD20/5 0-227 4
7.4.3. Check valve assembly (KD20/50-19)
Item Description P/N Drawing No.
1 3/4 ” -16UNF Street elbow 90d fitting KD20/50-241 TQ508/70Y. 10.1.1
2 NPT1/2 flared adaptor KD20/50-242 TQ508/70Y. 10.2.2
3 Valve body KD20/50-243 TQ508/70Y. 10.2-1
4 Seal cushion KD20/50-244 TQ508/70Y. 10.2-2
5 Valve core sleeve KD20/50-245 TQ508/70Y. 10.2-3
6 Spring KD20/50-246 TQ508/70Y. 10.2-4
7 Adjusting screw KD20/50-247 TQ508/70Y. 10.2-5
8 NPT1/2 check valve two adaptor KD20/50-248 TQ508/70Y. 10.2-6
7.4.4. Flow control valve (KD20/50-20)
Item Description P/N Drawing No.
1 3/16 set screw KD20/50-255
2 02X4 rivet KD20/50-256
3 Knob KD20/50-257 TQ508/70Y. 10.5-1
4 Knob shaft KD20/50-258 TQ508/70Y 10.5-3
5 0 8.5X0 7.2 X 1 retainer ring KD20/50-259 TQ508/70Y. 10.5-10
6 O-ring 7.1X2.65 KD20/50-260 GB3452.1-92
7 Three way adaptor KD20/50-261 TQ508/70Y. 10.5-2
8 NPT1/2 Two way adaptor KD20/50-262 TQ508/70Y. 10.5-9
9 Retainer ring KD20/50-263 TQ508/70Y. 10.5-5
10 Pressing block KD20/50-264 TQ508/70Y. 10.5-6
11 Spring KD20/50-265 TQ508/70Y. 10.5-7
12 Thimble KD20/50-266 TQ508/70Y. 10.5-8
13 O-ring 11.8 X 1.8 KD20/50-267 GB3452.1-92
14 Quick-coupling fitting KD20/50-268 TQ508/70Y. 10.5-4
7.4.5.Quick exchange adaptor (1 7/8-12UN)（KD20/50-22）
Item Description P/ N Drawing No.
1 Adaptor body KD20/5 0-281 KJD9625.18.4-2
2 Clip KD20/50-282 KJD9625.18.4-5
3 Washer KD20/50-283 KJD9625.18.4-4
4 Spring KD20/50-284 KJD9625.18.4-3
5 Core KD20/50-285 KJD9625.18.4.1
6 End cover KD20/50-286 KJD9625.18.4-1
7 Combination chain KD20/50-287 KJD9625.18.4.2
7.4.6.Quick exchange adaptor (2 1/8-12UN)（KD20/50-23）
Item Description P/ N Drawing No.
1 Adaptor body KD20/50-301 KJD9625.18.3-2
2 Clip KD20/50-302 KJD9625.18.3-5
3 Washer KD20/50-303 KJD9625.18.3-4
4 Spring KD20/50-304 KJD9625.18.3-3
5 Core KD20/50-305 KJD9625.18.3.1
6 End cover KD20/50-306 KJD9625.18.3-1
7 Combination chain KD20/50-307 KJD9625.18.3.2
7.4.7. 1 5/16″-12UN Street elbow 90d fitting (KD20/50-156)
9/16″-18UNF Street elbow 90d fitting (KD20/50-160)
Table 11. 1 5/16″ -12UN Street elbow 90d fitting
Item Description P/N Drawing No.
1 1 5/16″ -12UN Street elbow 90d fitting TQ508/70Y. 10.8.3-1
2 Nut 1 5/16″ -12UN
3 Washer O 44.3 XO 30X1
4 O-ring 31.5X2.65 KD20/50-311 GB3452.1-92
Table 12. 9/16″ -18UNF Street elbow 90d fitting Item Description P/N Drawing No.
1 9/16″ -18UNF Street elbow 90d fitting TQ508/70Y. 10.8.1-1
2 Nut 9/16″ -18UNF
3 Washer O 20 XO 30X1
4 O-ring 12.5X2.65 KD20/50-312 GB3452.1-92
7.4.8. 7/16″-20UNF Street elbow 90d fitting (KD20/50-167)
Item Description P/N Drawing No.
1 7/16 ” -20UNF Street elbow 90d fitting TQ508/70Y.10.10-1
2 Nut 3/4-16UNF
3 Washer®21.6XO 17X1
4 O-ring 17X2.65 KD20/50-313 GB3452.1-92
Table 14. NPT1 1/4 ” Street ell 90d fitting
Item Description P/N Drawing No.
1 NPT1 1/4 ” Street ell 90d fitting TQ508/70Y. 10.2-1
2 Nut 1 5/16″ -12UN
3 Washer O 44.3 XO 30X1
4 O-ring 31.5X2.65 KD20/50-314 GB3452.1-92
7.4.9. 1 5/16″-12UN Street elbow long 90d fitting (KD20/50-171)
Table 15. 1 5/16″ -12UN Street elbow long 90d fitting
Item Description P/N Drawing No.
1 1 5/16 ” -12UN Street elbow long 90d fitting TQ508/70Y. 10.6-1
2 Nut 1 5/16″ -12UN
3 Washer 044.3X030X1
4 O-ring 31.5X2.65 KD20/50-315 GB3452.1-92
Table 16. 3/4-16UNF Three way adapor
Item Description P/N Drawing No.
1 3/4-16UNF Three way adapor TQ508/70Y 10.3-1
2 Nut 3/4-16UNF
3 Washer021.6X017X1
4 O-ring 17X2.65 KD20/50-316 GB3452.1-92
7.4.10. NPT1 Street ell 90d fitting (KD20/50-175)
Table 17. NPT1 Street ell 90d fitting
Item Description P/N Drawing No.
1 NPT1 Street ell 90d fitting TQ508/70Y.10.7-1
2 Nut 1 5/16″ -12UN
3 Washer O 44.3 XO 30X1
4 O-ring 31.5X2.65 KD20/50-317 GB3452.1-92
Table 18. NPT1/2 Street ell 90d fitting Item Description P/N Drawing No.
1 NPT1/2 Street ell 90d fitting TQ508/70Y.10.9-1
2 Nut 3/4-16UNF
3 WasherO21.6XO17X1
4 O-ring 17X2.65 KD20/50-318 GB3452.1-92
Table 19. 3/4″ -16UNF Street elbow 90d fitting Item Description P/N Drawing No.
1 3/4 ” -16UNF Street elbow 90d fitting TQ508/70Y. 10.2.1-1
2 Nut 3/4-16UNF
3 WasherO21.6XO17X1
4 O-ring 17X2.65 KD20/50-319 GB3452.1-92
7.5.Cageplate assembly (KD20/50-05)
Item Description P/N Drawing No.
1 3/8″X1″ Hex bolt KD20/50-335
2 3/8 Lockwasher KD20/50-336
3 3/8 Flat washer KD20/50-337
4 Backing pin knob KD20/50-338 KJD9625.1.1-1
5 Backing pin retainer KD20/50-339 TQ508/70Y.1.1-1
6 Backing pin KD20/50-340 TQ508/70Y.1.1-2
7 Rear cageplate bolt KD20/50-341 TQ508/70Y.1.1-3
8 Jaw pivot bolt KD20/50-342 TQ508/70Y.1-6
9 1/2 Lock washer KD20/50-343
10 Top cageplate KD20/50-344 TQ508/70Y.1-1
20 ” Jaw Die kit (1) KD20/50-24 KD20/50.1.2 (1)
18 5/8″ Jaw Die kit (2) KD20/50-25 KD20/50.1.2 (2)
16″ Jaw Die kit (3) KD20/50-26 KD20/50.1.2 (3)
13 5/8″ Jaw Die kit (4) KD20/50-34 KD20/50.1.2 (4)
11 13 3/8″ Jaw Die kit (4) KD20/50-27 KD20/50.1.2 (5)
9 5/8 ” Jaw Die kit (5) KD20/50-30 KD20/50.1.2 (6)
14″ Jaw Die kit (7) KD20/50-35 KD20/50.1.2 (7)
11 3/4 ” Jaw Die kit (8) KD20/50-28 KD20/50.1.2 (8)
10 3/4″ Jaw Die kit (8) KD20/50-29 KD20/50.1.2 (9)
12 Cageplate spacer KD20/50-345 TQ508/70Y.1-4
13 Rotary gear KD20/50-346 TQ508/70Y.1-2
14 Bottom cageplate KD20/50-347 TQ508/70Y.1-3
15 Hex bolt KD20/50-348 TQ508/70Y.1-5
16 Die 16″—20″ KD20/50-349 KD20/50. 1. 2-4 (1)
Die 9 5/8″ —14″ KD20/50-361 KD20/50. 1. 2-4 (2)
17 NPT 1/8-27 Grease fiting KD20/50-350
18 Roller shaft 16″—20″ KD20/50-351 KD20/50. 1. 2-2(1)
Roller shaft 9 5/8″ —14″ KD20/50-362 KD20/50. 1. 2-2(2)
Jaw set 20 “ KD20/50-352 KD20/50.1.2-1(1)
Jaw set 18 5/8 “ KD20/50-353 KD20/50.1.2-1(2)
Jaw set 16 “ KD20/50-354 KD20/50.1.2-1(3)
19 Jaw set 13 3/8 “ KD20/50-355 KD20/50.1.2-1(4)
Jaw set 11 3/4 “ KD20/50-356 KD20/50.1.2-1(5)
Jaw set 10 3/4″ KD20/50-357 KD20/50.1.2-1(6)
Jaw set 9 5/8 “ KD20/50-358 KD20/50.1.2-1(7)
20 Roller KD20/50-359 KD20/50.1.2-3
21 Retaining rings for shafts (external)32 KD20/50-360 GB/T894.1
7.6. Brakeband assembly (KD20/50-06)
Item Description P/N Drawing No.
1 3/8″ Hex nut KD20/5 0-401
2 Brakeband weldment KD20/50-402 TQ508/70Y .12.1
3 3/8″X2 1/4″ Hex SHCS KD20/5 0-403
7.7. Tong body assembly (KD20/50-07)
Item Description P/N Drawing No.
1 3/8 “X 1” Hex SHCS KD20/50-411
2 Brakeband lug weldment (LH top, RH Bottom) KD20/50-412 TQ508/70Y.8.7
3 Hanger bracket base KD20/50-413 TQ508/70Y.8.2-1
4 3/8″X2″ Hex bolt KD20/50-414
5 Cover plate (2) KD20/50-415 TQ508/70Y.8-10
6 1/4 “X 3/4” Hex bolt KD20/50-416
7 Cover plate (1) KD20/50-417 TQ508/70Y.8-9
8 3/8″ Hex nut KD20/50-418
9 Adjusting plate KD20/50-419 TQ508/70Y.8.5
10 Inlet oil pipe support plate KD20/50-420 TQ508/70Y.8-8
11 3/8 Flat washer KD20/50-421
12 3/8 “X 1 1/4” Hex bolt KD20/5 0-422
13 Return oil pipe support plate KD20/50-423 TQ508/70Y.8-6
14 1/2 “X 4 1/2” Hex bolt KD20/5 0-424
15 Heavy hex bolt (modified) KD20/50-425 TQ508/70Y.8-7
16 1 1/4″ NC heavy hex nut KD20/50-426
17 Hitch pin KD20/50-427 TQ245-2
18 3/8 ” X 1″ Hex bolt KD20/50-428
19 3/8 Lockwasher KD20/50-429
20 Torque gauge holder KD20/50-430 TQ508/70Y.8.3
21 Torgue gauge bracket KD20/50-431 TQ20/50.8.4
22 Baffle KD20/50-432 TQ508/70Y.8-4
23 1/4 “X 1/2” Hex SHCS KD20/50-433
24 3/8 “X 1 1/4 ” Cylinder pin KD20/50-434
25 Top plate KD20/50-435 TQ508/70Y.8-2
26 Bottom body KD20/50-436
27 3/8 “X 1 1/2” Hex bolt KD20/50-437
28 Brakeband lug weldment (RH top, LH bottom) KD20/50-438 TQ508/70Y.8.8
29 Inlet coupling support weldment KD20/50-439 TQ20/50.8.6
30 Brakeband retainer KD20/50-440 TQ508/70Y.8-11
31 1/4 Lockwasher KD20/50-441
32 1/2 Lockwasher KD20/50-442
33 Hanger bracket weldment KD20/50-443 TQ508/70Y.8.2
34 Strengthening plate KD20/50-444 TQ508/70Y.8-5
7.8. Safety door option (KD20/50-08)
Item Description P/N Drawing No.
1 1/2″ -1 1/2″ Hex bolt KD20/5 0-460
2 1/2 Lockwasher KD20/5 0-461
3 1/2 Flat washer KD20/50-462
4 Door cylinder post KD20/5 0-463 TQ508/70Y.9-1
5 Door bushing KD20/5 0-464 TQ508/70Y.9-2
6 3/8 Lockwasher KD20/5 0-465
7 Door cylinder KD20/5 0-466 TQ508/70Y.9-3
8 Spring KD20/5 0-467 TQ508/70Y.9-4
9 Sleeve rod KD20/50-468 TQ508/70Y.9-5
10 LH safty door assembly KD20/50-31 TQ508/70Y.9.2
11 Support roller spacer KD20/5 0-469 TQ508/70Y.2.1-3
12 1206 Support roller bearing KD20/50-470 GB/T281-1994
13 Roller bearing spacer KD20/50-471 TQ508/70Y.2.1-2
14 washer® 50 X® 32 X 1 KD20/5 0-472 TQ508/70Y.9-6
15 6206 Door pivot bearing KD20/50-473 GB/T276
16 Plain washer KD20/5 0-474 TQ508/70Y.2.1-1
17 1″ -12UNF Thin nylock nut KD20/5 0-475 TQ508/70Y.2.1.1
18 M6 Grease fitting KD20/50-476
19 Rotation shaft KD20/5 0-477 TQ508/70Y.9-7
20 Support roller KD20/5 0-478 TQ508/70Y.2.1-4
21 RH safty door assembly KD20/50-32 TQ508/70Y.9.1
7.8.1. LH safty door assembly (KD20/50-31)
Item Description P/N Drawing No.
1 5/16 “X 7/8” Hex SHCS KD20/50-490
2 RH safety door latch block KD20/50-491 TQ508/70Y.9.1-2
3 3/8 “X 1 1/2” Hex bolt KD20/50-492
4 3/8 “X 1 1/2” Hex FHCS KD20/50-493
5 3/8″ Lockwasher KD20/50-494
6 RH safety door latch plate KD20/50-495 TQ508/70Y.9.1-1
7 3/8 “X 1” Hex bolt KD20/50-496
8 Door latch cam KD20/50-497 TQ508/70Y.9.1-3
9 LH door weldment KD20/50-498 TQ508/70Y.9.1.1
10 Latch weldment KD20/50-499 TQ508/70Y.9.1.2
11 Spring KD20/50-500 TQ508/70Y.9.1-5
12 Door latch shaft KD20/50-501 TQ508/70Y.9.1-4
13 Unbrako flat point 3/8″ X 1″ set screw KD20/50-502
7.8.2.RH safty door assembly (KD20/50-32)
Item P/N Drawing No. Description
1 KD20/50-511 TQ508/70Y9.2.3-1 Load plunger
2 KD20/50-512 TQ508/70Y9.2.3-3 Screw plug
3 KD20/50-513 TQ508/70Y9.2.3-8 O 12.7 XO 9.5 X 1.2 retainer ring
4 KD20/50-514 GB3452.1-92 O-ring 9.5 X 1.8
5 KD20/50-515 TQ508/70Y.9.2.3-2 Piston rod
6 KD20/50-516 TQ508/70Y.9.2.3-5 NPT1/4 Street elbow 90d fitting
7 KD20/50-517 TQ508/70Y9.2.3-4 valve lock nut
8 KD20/50-518 TQ508/70Y9.2.3-6 Five way valve
9 KD20/50-519 TQ508/70Y9.2.3-7 Spring
10 KD20/50-520 TQ508/70Y9.2.3-9 Retainer disc
11 KD20/50-521 3/8 “X 3/4” Hex bolt
12 KD20/50-522 3/8″ Lockwasher
13 KD20/50-523 TQ508/70Y9.2-1 Safety door plate
14 KD20/50-524 TQ508/70Y9.2.1 Safety door protector weldment
15 KD20/50-33 TQ508/70Y9.2.3 Safty door valve assembly
16 KD20/50-526 TQ508/70Y.9.2-2 LH safety door latch block
17 KD20/50-527 TQ508/70Y.9.1-2 5/16″X1 1/4″ Hex SHCS
18 KD20/50-528 TQ508/70Y.9.2-3 LH safety door latch plate(1)
19 KD20/50-529 3/8 “X 1/2” Hex FHCS
20 KD20/50-530 3/8 “X 1” Hex FHCS
21 KD20/50-531 TQ508/70Y.9.2-4 LH safety door latch plate (2)
22 KD20/50-532 3/8″ Flat washer
23 KD20/50-533 3/8 “X 1” Hex bolt
24 KD20/50-534 TQ508/70Y.9.2.2 RH door weldment
25 KD20/50-535 3/8″ X 1″ set screw
7.9.Support roller assembly(KD20/50-09)
Item Description P/N Drawing No.
1 7/16″ -20UNF Nut KD20/50-545
2 7/16 Lockwasher KD20/50-546
3 1/4 “X 1 1/4” Hex SHCS KD20/50-547
4 Roller bracket KD20/50-548 TQ508/70Y.2.3-1
5 Ratainer ring KD20/50-549 TQ508/70Y.2.3-2
6 Seal ring KD20/50-550 TQ508/70Y.2.3-4
7 Support roller KD20/50-551 TQ508/70Y.2.3-3
8 1/16 “X 7/16 ” Roller needle bearing KD20/50-552
9 Support roller shaft KD20/50-553 TQ508/70Y.2.3-5
10 O 6 Grease fitting KD20/50-554 GB1155
7.10.Support roller(2)(KD20/50-10)
Item Description P/N Drawing No.
1 Grease fitting ® 8 KD20/50-565 GB1155
2 Support roller shaft KD20/50-566 TQ508/70Y.2.2-1
3 Sealing cushion KD20/50-567 TQ508/70Y.2.2-4
4 3/16 “X 7/8” Roller needle KD20/50-568
5 Support roller KD20/50-569 TQ508/70Y.2.2-2
6 Retainer ring KD20/50-570 TQ508/70Y.2.2-3
7 Lockwasher 7/8 KD20/50-571
8 7/8″ -14UNF Nut KD20/50-572
9 Grease fitting M6 KD20/50-573 GB1152
7.11. Support roller(1)(KD20/50-11)
Item Description P/N Drawing No.
1 M6 Grease fitting KD20/50-581 GB1152
2 1 ” -12UNF nylock nut KD20/50-582 TQ508/70Y.2.1.1
3 Plain washer KD20/50-583 TQ508/70Y.2.1-1
4 Roller bearing spacer KD20/50-584 TQ508/70Y.2.1-2
5 Support roller shaft KD20/50-585 TQ508/70Y.2.1-5
6 1206 Support roller bearing KD20/50-586 GB/T281-1994
7 Support roller KD20/50-587 TQ508/70Y.2.1-4
8 Support roller spacer KD20/50-588 TQ508/70Y.2.1-3
7.12. Rotary idler assembly (KD20/50-12)
Item Description P/N Drawing No.
1 NPT 1/8 Grease fitting KD20/50-601
2 lock nut KD20/5 0-602 TQ508/70Y3.1
3 Rotary idler pad KD20/50-603 TQ508/70Y.3-1
4 Idler spacer KD20/5 0-604 TQ508/70Y.3-2
5 Bearing seal (1) KD20/50-605 TQ508/70Y.3-4
6 Retainer clip KD20/50-606 TQ508/70Y.3-5
7 3212 Cylindrical roller bearing KD20/50-607 GB/T296-1994
8 Rotary idler shaft KD20/50-608 TQ508/70Y.3-3
9 Rotary idler gear KD20/50-609 TQ508/70Y.4-1
10 Bearing seal (2) KD20/50-610 TQ508/70Y.3-7
7.13.Pinion idler assembly (KD20/50-13)
Item Description P/N Drawing No.
1 NPT 1/8 Grease fitting KD20/50-601
2 Nylock nut KD20/50-602 TQ508/70Y.3.1
3 Pinion idler pad KD20/50-603 TQ508/70Y3-1
4 Idler spacer KD20/50-604 TQ508/70Y.3-2
5 Bearing seal (1) KD20/50-605 TQ508/70Y.3-4
6 Retainer clip KD20/50-606 TQ508/70Y.3-5
7 3212 Cylindrical roller bearing KD20/50-607 GB/T296-1994
8 Pinion idler shaft KD20/50-608 TQ508/70Y.3-3
9 Pinion idler gear KD20/50-615 TQ508/70Y.3-6
10 Bearing seal (2) KD20/50-610 TQ508/70Y.3-7
7.14. Shifter assembly (KD20/50-14)
Item Description P/N Drawing No.
1 Shifting link KD20/50-621 TQ508/70Y. 7-4
2 B8X26 clevis pin KD20/50-622 GB882-86
3 2.5X12 Hitch pin KD20/50-623 GB91-86
4 Shifting lug weldment KD20/50-624 TQ508/70Y. 7.2
5 B8X 40 clevis pin KD20/50-625 GB882-86
6 3/8″X1″ Hex bolt KD20/50-626
7 3/8 lock washer KD20/50-627
8 7/16″ -20UNFX1 1/2″ Hex bolt KD20/50-628
9 7/16″ -20UNF Hex nut KD20/50-629
10 Detent spring KD20/50-630 TQ508/70Y. 7-1
11 3/8″ Detent ball KD20/50-631
12 Shifting shaft bushing weldment (1) KD20/50-632 TQ508/70Y. 7.3
13 Shifting fork KD20/50-633 TQ508/70Y. 7.4
14 7/8″-14UNFHexjam nut KD20/50-634
15 Bottom bushing (typically welded to bottom plate) KD20/50-635 TQ508/70Y. 7-3
16 Shifting lever weldment KD20/50-636 TQ508/70Y. 7.1
17 Shifting shaft KD20/50-637 TQ508/70Y. 7-2
7.15. Clutch assembly (KD20/50-15)
1 3/4″X2″ Hex SHCS KD20/5 0-661
2 Staffa Hmb 80/5/503/70 Hydraulic motor KD20/50-662
3 3/4 “X 1 3/8” Hex SHCS KD20/5 0-663
4 3/4 lock washer KD20/50-664
5 Motor mount (rineer motor) KD20/50-665 TQ508/70Y.6-1
6 Upper motor spacer (Rineer motor) KD20/50-666 TQ5 08/70Y. 6-2
7 High clutch gear KD20/50-667 TQ5 08/70Y. 6-3
8 1/4 “X 1 1/2 ” Roller needle KD20/50-668
9 Splined clutch shaft KD20/50-669 TQ508/70Y.6-4
10 3/4 “X 1 1/2” Hex SHCS KD20/5 0-670
11 Motor connection plate KD20/50-178 TQ508/70Y. 10.8-3
12 Shifting collar KD20/5 0-671 TQ508/70Y.6-5
13 Low clutch gear KD20/5 0-672 TQ508/70Y.6-6
14 3/16″X1 1/4″ Roller needle KD20/5 0-673
15 6309 Bottom clutch bearing KD20/5 0-674 GB/T276-1994
16 Clutch bearing cap KD20/50-675 TQ508/70Y.6-7
17 5/8 lock washer KD20/50-676
18 5/8 “X 1 3/8 ” Hex bolt KD20/5 0-677
19 NPT 1/8-27 Grease fitting KD20/50-678
20 Plug screw KD20/5 0-679 TQ508/70Y.6-8
7.16. Pinion assembly (KD20/50-16)
Item Description P/N Drawing No.
1 1/8″ NPT X 90 ° Grease fitting KD20/50-691
2 5/8″X1 3/8″ Hex bolts KD20/50-692
3 Top pinion bearing cap KD20/50-693 TQ508/70Y. 5-1
4 6312 Pinion bearing KD20/50-694 GB/T276-1994
5 High pinion gear KD20/50-695 TQ508/70Y. 5-2
6 Pinion gear KD20/50-696 TQ508/70Y. 5-3
7 Gear key KD20/50-697 TQ508/70Y. 5-4
8 Low pinion gear KD20/50-698 TQ508/70Y. 5-5
9 Bottom pinion bearing cap KD20/50-699 TQ508/70Y. 5-6
7. Table of quick-wearing or spare parts(recommended for the one-year storage of one tong
60
Model KD20/50 Casing Tong Manual
actual figures may vary according to the purchase period and the optional pieces)
Item Description P/N Drawing No.
1 Support roller assembly KD20/50-09 TQ508/70Y. 2.3
2 20 ” Jaw Die kit (1) KD20/50-24 TQ508/70Y. 1.2(1)
18 5/8″ Jaw Die kit (2) KD20/50-25 TQ508/70Y. 1.2(2)
16″ Jaw Die kit (3) KD20/50-26 TQ508/70Y. 1.2(3)
13 3/8 ” Jaw Die kit (4) KD20/50-27 TQ508/70Y. 1.2(4)
11 3/4″ Jaw Die kit (5) KD20/50-28 TQ508/70Y. 1.2(5)
10 3/4 ” Jaw Die kit (6) KD20/50-29 TQ508/70Y. 1.2(6)
9 5/8 ” Jaw Die kit (7) KD20/50-30 TQ508/70Y. 1.2(7)
3 Brake band assembly KD20/50-06 TQ508/70Y.12
4 Supper roller (1) KD20/50-11 TQ508/70Y. 2.1
5 Support roller (2) KD20/50-10 TQ508/70Y. 2.2
6 Jaw pivot bolt KD20/50-342 TQ508/70Y. 1-6
7 Backing pin KD20/50-340 TQ508/70Y. 1.1-2
8 Load plunger KD20/50-511 TQ508/70Y. 9.2.3-1