PARTS FIT – NATIONAL OILWELL 1320-M, 1320-UE DRAWWORKS
PART NAME PART NO.
ROTARY COUNTERSHAFT ASSEMBLY
Oil Seal YS-4505
Bearing ZS-4720
Bearing ZS-3933
Oil Seal YS-4503
Spacer 623078
Clutch Hub 626245-A
Oil Seal YS-5250
Bearing Assy. 626350-A
Retainer 626348
Outer Race 622924
Spacer 622926
Inner Race 622923
Spacer 622925-X
Spacer 623765
Spacer *645899
Spacer **623 077-A
Spacer **641174
DRUM SHAFT ASSEMBLY
Bearing Assy. 626360-A
Retainer 626364
Outer Race 618947
Inner Race 612372
Bearing ZS-7871
Oil Seal YS-8500
Spacer 622958
Spacer 628407
Oil Seal YS-9750
CORING REEL SHAFT ASSEMBLY
Spider 626927
Spacer 626 929
Oil Seal YS-6750
Bearing ZS-6290
Spacer 647199
Bearing ZS-5501
Oil Seal YS-6120
Spacer 645841
Sprocket 626371-Al
Spacer 645840
PART NAME PART NO.
1320-M MAIN DRIVE SHAFT ASSEMBLY
Spacer 629491
Sprocket 645862-A
Bearing ZS-7080
Sprocket 645882
Sprocket 645852
Clutch Hub 645869
Retainer 628418
Inner Race 628431
Spacer 645871
1320-UE MAIN DRIVE SHAFT ASSEMBLY
Bearing ZS-7080
Spacer 645859
Sprocket 645886
Sprocket 645885
Sprocket 645862-A
Coupling 645891
1320-M JACK SHAFT ASSEMBLY
Hub 645854
Spacer 645855
Bearing ZS-7080
Spacer 645856
Retainer 628423
Hub 645848
Spacer 645873
Inner Race 628431
Outer Race 628422
Retainer 628418
Reverse Gear 645864
Sprocket 645852
Spacer 645871
Sprocket 645842
PART NAME PART NO.
1320-UE JACK SHAFT ASSEMBLY
Hub 645854
Spacer 645855
Bearing ZS-7080
Spa cer 645856
Retainer 628423
Hub 645484
Spacer 645873
Inner Race 641157
Spacer 641016
Outer Race 641013
Spacer 641022
Thrust Ring 641019
Spacer 645859
Sprocket 645860
LOW JACK SHAFT ASSEMBLY
Bearing ZS-7080
Sprocket 645851
Spacer 645873
Sprocket 645879
TYPE “B-l” MAKE-UP & BREAK-OUT CATHEAD
Spacer 625439
Oil Seal YS-4752
Spacer 624093
Inner Race 625443
Spacer 624090
Spacer 624091
Bearing ZS-6695
Spacer 625444
Spacer 625440
ZS-4920
DESCRIPTION PART NO.
DRUM SHAFT ASSEMBLY
Outlet Connection Packer 1 Connection Packing Follower 610238 618352-A
Brake Rim Assembly 3 97 83 -S
Oil Seal YS-8500
Hose Assembly 645908-A
Hose Assembly 645909-A
Stratoflex Bulkhead Adapter 90 Degree Elbow SF-1002-16-16
Stratoflex Bulkhead Nut SF-1284-16
Brake Rim Pipe Packing 622949
Elbow Gasket 622950
Oil Seal YS-9750
Roller Bearing Assembly 612361-A
Ball Bearing Assembly 626360-A
Inner Race 612372
Outer Race 618947
Bearing ZS-7871
AIR & WATER CONNECTION – ROTARY & DRILLERS END
Water & Oil Seal 617553
Water & Oil Seal 617552
Housing Clamp Ring 610617
Body Gasket 612385
Oil Seal YS-2620
Packing Nut 618351
Flanged Elbow Washer 618350
Connecting Nipple Sleeve 618412
Connecting Nipple 618364-1
Bearing ZS-2364
Bearing ZS-2751
Bearing ZT-2810
40″ x 10″ DY-A-FLEX CLUTCH (HIGH)
Diaphragm 622835
Friction Shoe Lining with (28) 621661 ) 622836-G
Keepers, Bolts, & Shakeproof Light
1/2″ Fawick Quick Release Valve 9112
“O” Ring AN-6227-12
•Shoe 622837
Flat Spring 622124
5/8″ OD x .065″ Wall x 4-11/16″ Lg. —
Steel Tubing (Spec. T-425)
ROPE ROLLER BRACKET ASSEMBLIES
Rope Roller – Short 623805
Rope Roller – Long 626769
Bearing ZS-1576
FOOT PEDAL ASSEMBLY (1320-M ONLY)
California Spring, 7/8″ OD x 2-1/2″ 49
WABCO H-3 Air Valve w/PSI Spring P-51125-2
DESCRIPTION 36-C AIR CLUTCH (LOW) PART NO.
Connection Compression Packer 617546
Water Inlet Spear 617547
Diaphragm 622845
Spring 619279
Clutch Lining Disc Assemblies 612362-A
Grease Seal Sleeve 622857
Diaphragm 618870-C
Bearing Retainer Gasket 622858
“O” Ring AN-6227-59
Oil Seal YS-8500
Oil Seal YS-1500
Roller Bearing Assembly 612361-A
Inner Race 612372
Outer Race 618947
Bearing K-54 BRAKE INSTALLATION ZS-7481
Brake Band Assembly 500152-A
Titeflex Hose 618768-A
Titeflex Hose 618764-A
Titeflex Hose 618766-A
Friction Shoe Lining with (60) Lining ) Screws & Shakeproof Nuts ) TYPE “A” OVERRUNNING CLUTCH 627926-G
Shim (.005″) 624660-3
Oil Seal YS-10003
“0” Ring AN-6227-82
Spring 625092
Roller Shoe 625226
Bearing WATER LEVEL CONTROL UNIT ZT-1037 0
Gasket 641242
1/2″ ID x 1-1/8″ OD x 3/16″ Thick ) Neoprene Gasket ) —
“O” Ring AN-6227-48
Type 9, Bendix-Westinghouse Rotochamber CORE REEL SHAFT ASSEMBLY 222227
Oil Seal YS-6120
Oil Seal YS-6750
Bearing ZS-6290
Bearing CORE REEL BRAKE BAND ASSEMBLY ZS-5501
Lining Keepers 620786
Lining 620962
Raybestos-Manhattan Bolt A-3 80-100
Shakeproof N.C. Light Kep 3/8″
“B-l11 MAKE-UP & BREAK-OUT CATHEADS PART NO.
Ring to Element Washer 619819
Diaphragm 624075
Anchor Spring 625450
Clutch Lining (Break-out) 627685
Oil Seal YS-4752
“O” Ring AN-6227-15
California Spring D-2
California Spring D-33
Clutch Friction Plate Assembly (Break-out) 627687-A
Clutch Lining (Make-up) 627688
1/4-28NF x 3/4″ F.H. Brass Cap Screws
Bearing ZS-4920
Bearing ZS-6695
Bronze Bushing 625438
Roller Cage Assembly 625441-A
28″ x 5-1/4″ DY-A-FLEX CLUTCH ASSEMBLY
Diaphragm 625392
Friction Shoe Lining with (24) 625299 Keepers, 48 Bolts, & Shakeproof Light Keps ) 625298-G
Fawick Quick Release Valve 10785
“O” Ring AN-6227-10
Clutch Spring 625293
Clutch Shoe 625294
1/2″ OD x .032″ Wall x 2-1/16″ Lg.Steel Tubing (Spec. T-425)
JACKSHAFT & MAIN DRIVE SHAFT ASSEMBLIES
Clutch Shifter Ring 619319-A
Bearing Retainer Ring 628418
Bearing Retainer Ring 628423
Inner Race 641157
Outer Race ) 1320-UE Jack- 641013
Roller Bearing Assembly ) shaft Only 612738-A
Outer Race ) 1320-M Jackshaft Only 628422
Roller Bearing Assembly 1320-M Main Drive, Jackshaft Only 612738-A
Inner Race 628431
Bearing ZS-7080
ROTARY COUNTERSHAFT ASSEMBLY
Oil Seal YS-4503
Oil Seal YS-5250
Oil Seal YS-4505
Ball Bearing Assembly 626350-A
Outer Race 622924
Roller Bearing Assembly 621313-A
Bearing ZS-4720
Bearing ZS-3933
WATER & AIR SYSTEM PIPING INSTALLATION PART NO.
WABCO 3/8″ Quick Release Valve P-52935-3
WABCO 1/2″ Quick Release Valve P-52935-4
Fawick Rotorseal C-2
Fawick Rotorseal B-2
1/2″ Norgren Filter (30-AE-4) 12-002-017
LUBRICATION SYSTEM
53 Left Hand Brown & Sharpe Oil 713-53-3
3/4″ Brown & Sharpe Relief Valve w/75# Spring 713-9001-23
1″ Pipe Size Pioneer Strainer 46-S-8
S.L.A. 1-1/2-30 Marvel Synclinal
Filter – 50-Mesh
Oil Pump Sprocket (17-T, 5/8″ P.(1320-M Only) 611041
Oil Pump Sprocket (38-T, 5/8″ P.(1320-UE Only) 614925
CONTROL COLUMN INSTALLATION
Spring, Throttle Control 620252
Spring, Cathead Air Valve 620447
H-3 Controlair Valve, WABCO P-51125-2
H-3 Controlair Valve, WABCO P-51125-4
3/8″ Quick Release Valve, WABCO P-52935-3
1/4″ Double Check Valve, WABCO P-54350-2
2-1/2″ 0-200# Marsh Rigmaster Gauge 023-725
2-1/2″ 0-100# Marsh Rigmaster Gauge 023-718
H-3 Controlair Valve Repair Kit 3 P-59028
EMD OR GE-752 MOTOR DRIVE INSTALLATION (1320-UE ONLY)
Coupling Gasket 618736
“O” Ring AN-6227-77
Brake Lining 619077-3
3/8″-16 x 1″ Brass Flat Head Machine
Screws
3/8″-16 Iron Square Nuts
Diaphragm 236529
CHAIN
110 Pitches, 5/8″ Pitch, Single (1320-UE Only) ASA-50
104 Pitches, 5/8″ Pitch, Single (1320-M Only) ASA-50
122 Pitches, 2″ Pitch, Quadruple ASA-160-4
50 Pitches, 2″ Pitch, Quadruple (1320-M Only) ASA-160-4
88 Pitches, 2″ Pitch, Double ASA-160-2
78 Pitches, 1-1/2″ Pitch, Sextuple (1320-UE Only) ASA-120-6
Connecting Link ASA-50
Connecting Link ASA-160-4
Connecting Link ASA-160-2
Connecting Link (1320-UE Only) ASA-120-6
BULK HOSE & FITTINGS PART NO.
Stratoflex Hose 25’0″ Long 223-10
Stratoflex Hose 25’0″ Long 223-6
Stratoflex Swivel 434-10-10
Stratoflex Swivel 442-6-6
5/8″ OD to 1/2″ N.P.T. Half Coupling 48
5/8″ OD to 1/2″ N.P.T. Elbow 49
3/8″ OD to 1/4″ N.P.T. Half Coupling 48
3/8″ OD to 1/4″ N.P.T. Elbow 49