Southwest FB1600 pump fluid end
8490-2A FLUID END ASSEMBLY: (CONSISTS OF ITEMS: 3,4,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31, 34,35,36,39) 3
1 6390YXX LINER (REFER TO GUIDE TO ORDERING CHART ON PG. 6 FOR TYPE (Y) AND FOR SIZE (XX) 3
2 AJO-428S LINER SEAL (REFER TO GUIDE TO ORDERING CHART ON PG. 6 FOR TYPE AND SIZE (XX) 3
3 8490-3 LINER WEARPLATE 3
4 2988 WEARPLATE AND MODULE SEAL 6
5 XX-BYY PISTON REFER TO GUIDE TO ORDERING CHART ON PG. 6 FOR SIZE (XX) AND FOR TYPE (YY) 3
5A 2932 PISTON BUSHING (FROM 1-5/8” TO 1-1/2” STRAIGHT BORE) 3
6 568-225 PISTON SEAL 3
7 6278-25 PISTON ROD (WITH ELASTIC STOP NUT) TORQUE TO 1000 FT.LBS 3 8 API-4 ESN PISTON ROD NUT 3 9 1290-2 PISTON ROD CONNECTING STUD 3 10 6284-1 SUB ROD 3 11 6274-CWY ROD CLAMP (WITH WATER JACKET) 3 11A 1200H30 HOSE (1/2” X 30” WITH 1/2” MALE X 3/8” MALE CONNECTIONS) 3 11B 1286-CWYFP14 PIPE (1/2” X 14” GALVANIZED AND THREADED ON ONE END) 3 11C 4020-29 BOLT (5/8” X 8” GRADE 8 BOLT WITH LOCK NUT AND WASHER) TORQUE TO 150 FT.LBS 6
12 1200G74 PONY ROD 3
13 SEE PAGE 6 VALVE COMPLETE 6
14 SEE PAGE 6 VALVE INSERT 6
15 SEE PAGE 6 VALVE SPRING 6
16 SEE PAGE 6 SEAT 6
HP-1700 HYDRAULIC SEAT PULLER KIT COMPLETE (REFER TO TOOLS SECTION OF CATALOG FOR DETAILS.)
4475-2A SOUTHWEST HP QUICK-CHANGE VALVE COVER ASSEMBLY: (CONSIST OF ITEMS NO. 17-24) 6
17 4475 THREADED FLANGE 6
18 4575 SCREW GLAND 6
19 4675-2A PLUG (COMPLETE WITH VALVE GUIDE; SCREWS; AND BUSHING) 6
20 P-129 HP VALVE COVER PLUG SEAL 6
21 4775-2R VALVE GUIDE (complete with bushing #4700-I) 6
22 4700-I VALVE GUIDE BUSHING 6
23 4016-99 VALVE GUIDE SCREW 12
24 4015-2 VALVE COVER STUD (WITH 1-1/4:-7” HEAVY HEX NUT) TORQUE TO 1350 FT.LBS 72 25 4016-9 POWER END STUD (WITH 1-1/2-”8 HEAVY HEX NUT) TORQUE TO 2775 FT.LBS 18
26 4017-36 LINER RETAINER FLANGE SOCKET HEAD CAP SCREW *TORQUE TO 2600 FT.LBS 24
ITEM
NO. PART NO. DESCRIPTION QTY.
REQ’D
27 6490-3 LINER RETAINER FLANGE 3
28 8422-3 LINER RETAINER PILOT RING 3
29 6590-1 LINER RETAINER NUT 3
30 4016-97 SUCTION MODULE STUD (WITH 1-1/2”-8 HEAVY HEX NUT) TORQUE TO 2775 FT.LBS 18 31 4018-19 SUCTION MANIFOLD CAP SCREW (WITH LOCK WASHER) TORQUE TO 500 FT.LBS 18
32 8590-6 SUCTION MANIFOLD (FRONT OR SIDE INLET) 1
33 568-442 SUCTION MANIFOLD SEAL 3
34 8490-2S SUCTION MODULE (STUDDED ONLY) 3
35 8490-1D DISCHARGE MODULE (STUDDED ONLY) 3
36 8488-5 DOWEL PIN 6
37 8390-50 DISCHARGE MANIFOLD 1
38 568-343 DISCHARGE MANIFOLD SEAL 3
39 4017-46 DISCHARGE MANIFOLD STUD (WITH 1-1/4”-8 HEAVY HEX NUT) *TORQUE TO 1350 FT.LBS 12
THE FOLLOWING PARTS ARE USED WITH THE SOUTHWES T FB-1600 / FB-1300 HYDRAULIC LINER RETAINER
40 1388XX LINER 3
41 2974XX LINER SEAL 3
42 8490-20 LINER WEARPLATE / USE 2988 WEARPLATE GASKET SAME AS ORIGINAL 3
43 8488-7 SET SCREW 12
44 6588-22-2 LINER NUT 3
45 6590-20A HYDRAULIC LINER RETAINER FOR THE FB-1600 / FB-1300
SIZE FAIL-SAFE® DUAL-DURO® GRAYLOY® ZIRCONIA RUBBER URETHANE
4″ 76-BFS 76-BDD 6390G-06 6390ZIR-06 AJO-428S AJO-428-SU
4 1/2″ 78-BFS 78-BDD 6390G-08 6390ZIR-08 AJO-428S AJO-428-SU
5″ 81-BFS 81-BDD 6390G-1 6390ZIR-1 AJO-428S AJO-428-SU
5 1/2″ 83-BFS 83-BDD 6390G-3 6390ZIR-3 AJO-428S AJO-428-SU
6″ 85-BFS 85-BDD 6390G-5 6390ZIR-5 AJO-428S AJO-428-SU
6 1/2″ 87-BFS 87-BDD 6390G-7 6390ZIR-7 AJO-428S AJO-428-SU
7″ 89-BFS 89-BDD 6390G-9 6390ZIR-9 AJO-428S AJO-428-SU
WHEN USING THE SOUTHWEST
HYDRAULIC LINER RETAINER USE THE CHART BELOW
SIZE FAIL-SAFE® DUAL-DURO® GRAYLOY® ZIRCONIA RUBBER URETHANE
4″ 76-BFS 76-BDD 1388G-06 1388ZIR-06 2974-06 2974-06U
4 1/2″ 78-BFS 78-BDD 1388G-08 1388ZIR-08 2974-08 2974-O8U
5″ 81-BFS 81-BDD 1388G-1 1388ZIR-1 2974-1 2974-1U
5 1/2″ 83-BFS 83-BDD 1388G-3 1388ZIR-3 2974-3 2974-3U
6″ 85-BFS 85-BDD 1388G-5 1388ZIR-5 2974-5 2974-5U
6 1/2″ 87-BFS 87-BDD 1388G-7 1388ZIR-7 2974-7 2974-7U
7″ 89-BFS 89-BDD 1388G-9 1388ZIR-9 2974-9 2974-9U
TYPE VALVE INSERT SPRING STAINLESS SPRING SEAT PULLER HEAD
FULL OPENING 777-7 977 951 N/A 877-7 SWTM-4250
*DBL-ANGLE O-RING SWR-0500110 SWR-0514275 SWR-0513989 SWR-0514785 SWR-0509309 SWTM-3-7T
*STANDARD PLATE SWR-0505062 SWR-0504893 SWR-0513988 SWR-0514202 SWR-0509309 SWTM-3-7T
- CENTER GUIDED VALVES AND SEATS