Torque Chart for Well Stimulation Pumps {0650, 6002} Caterpillar

Torque Chart for Well Stimulation Pumps {0650, 6002}

Usage:

Well Pump: WS223 (S/N: SR31-UP); WS223 SS (S/N: BM31-UP); WS223 XD (S/N: SR41-UP); WS255 (S/N: SR51-UP); WS255 SS (S/N: BM51-UP); WS255 XD (S/N: SR61-UP); WS273 XD (S/N: DG21-UP); WS305 XD (S/N: EA21-UP); WSF223 (S/N: FN41-UP; FNL1-UP); WSF223 SS (S/N: BM41-UP; BM81-UP); WSF223 XD (S/N: FN31-UP; FNM1-UP); WSF243 SS (S/N: RX21-UP; RX31-UP; RX41-UP; RX51-UP); WSF243 XD (S/N: FN91-UP; FNC1-UP; FND1-UP; FNE1-UP); WSF253 SS (S/N: RWC1-UP; RWD1-UP); WSF253 XD (S/N: FN81-UP; FNT1-UP); WSF255 (S/N: FN51-UP; FN61-UP; FN71-UP); WSF255 SS (S/N: BM61-UP; BM71-UP; BM91-UP); WSF255 XD (S/N: FN21-UP; P231-UP; FNP1-UP); WSF273 XD (S/N: DG41-UP; DG51-UP; DG61-UP); WSF275 SS (S/N: RX61-UP; RX71-UP; RX81-UP; RX91-UP); WSF275 XD (S/N: FNB1-UP; FNF1-UP; FNG1-UP; FNH1-UP); WSF305 XD (S/N: EA41-UP; EA51-UP; EA61-UP; EA71-UP); WSP223 (S/N: FNJ1-UP); WSP255 (S/N: FNK1-UP); WSP273 (S/N: DG31-UP); WSP305 (S/N: EA31-UP)

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Table 1
Part Number	Description	Fastener	Loctite or Anti-seize	Wet Torque	Dry Torque
5M-6213	Plug-NPTF (All Fluid Ends)	1/4" - 18	None		HT
5J-7303	Elbow NPT to JIC for crankshaft roller bearings hose (WS223, WS255)	1/4" - 18	Loctite 577(Thread Sealant)	Minimum 24 N·m (18 lb ft)
4S-6399	Adapter NPT to JIC on lube bar (All Power ends)	1/4" - 18	Loctite 577(Thread Sealant)	Minimum 24 N·m (18 lb ft)
6K-1972	Elbow NPT to JIC for crosshead lube (All Power ends)	1/4" - 18	Loctite 577(Thread Sealant)	Minimum 24 N·m (18 lb ft)
435-0028	Spray pipe for gear mesh (WS273, WS305)	1/4" - 18	Loctite 577(Thread Sealant)	Minimum 24 N·m (18 lb ft)
006-0210	Tee NPT (WS223, WS273, WS305)	1/4" - 18	Loctite 577(Thread Sealant)	Minimum 24 N·m (18 lb ft)
3B-7738	NPT nipple for spray pipe (WS273, WS305)	1/4" - 18	Loctite 577(Thread Sealant)	Minimum 24 N·m (18 lb ft)
502-8275	PEMS Suction Pressure Transducer (All Models)	1/4" - 18 NPT	Loctite 577(Thread Sealant)	Minimum 24 N·m (18 lb ft)
031-0229	Pony Rod Seal Housing Retainer, SCHCSCR (WS273, WS305)	1/4" - 20	Loctite 243(Blue)	14 N·m (10 lb ft)
8H-0708	Pony Rod Seal Housing Retainer, SCHCSCR (WS223, WS255)	1/4" - 20	Loctite 243(Blue)	14 N·m (10 lb ft)
4B-9808	Flip lock Set Screw (All Models)	1/4" - 20	Loctite 243(Blue)	14 N·m (10 lb ft)
0S-1615	PEMS bolt for ECM ground strap (All Models)	1/4" - 20	Loctite 243(Blue)	HT
010-2571	PEMS Speed gear set screws (All Models)	1/4" - 20	None		HT
1T-0284	Oil Bushing to Crankshaft, SCHCSCR, NYLOK (All Models)	5/16" - 18	None	24 N·m (18 lb ft)
1T-0509	Crankshaft Oil Bushing Seal Retainer (All Models)	3/8" - 16	Loctite 263 (Red)	47 N·m (35 lb ft)
0S-0509	Top Covers (All Models)	3/8" - 16	Loctite 243 (Blue)	47 N·m (35 lb ft)
0S-0509	Tac. Plates (All Models)	3/8" - 16	Loctite 243 (Blue)	47 N·m (35 lb ft)
0S-0509	Pinion Seal Housing Retainer (All Models)	3/8" - 16	Loctite 263 (Red)	47 N·m (35 lb ft)
2J-5245	Pony Rod Seal Housing (WS223, WS273, WS305)	3/8" - 16	Loctite 243 (Blue)	47 N·m (35 lb ft)
484-3516	Crankshaft HEX RETAINER, 1.5" FTF (WS273, WS305)	3/8" - 16	Loctite 263 (Red)	47 N·m (35 lb ft)
6V-8801	Crankshaft Hardware, Hex Nut (WS255, WS273, WS305)	3/8" - 16	Loctite 263 (Red)	47 N·m (35 lb ft)
502-8278	PEMS Accelerometers (All Models)	3/8" - 16	Loctite 243 (Blue)	HT
0S-0509	PEMS ECM cover bolts (All Models)	3/8" - 16	Loctite 243 (Blue)	47 N·m (35 lb ft)
0S-1590	PEMS Bolts for ECM isolation mount (All Models)	3/8" - 16	Loctite 243 (Blue)	47 N·m (35 lb ft)
0S-0509	PEMS ECM Bracket bolts(All Models)	3/8" - 16	Loctite 243 (Blue)	47 N·m (35 lb ft)
0S-0509	PEMS bolt for wire harness clip in bracket (All Models)	3/8" - 16	Loctite 243 (Blue)	108 N·m (80 lb ft)
4F-4879	PEMS Speed sensor cover bolts (All Models)	3/8" - 16	Loctite 243 (Blue)	47 N·m (35 lb ft)
326-6485	Filter bracket to power end bolts	3/8" - 16	Loctite 243 (Blue)	47 N·m (35 lb ft)
435-0061	Hose, ¼” JIC 21” long (WS223, WS273, WS305)	7/16" - 20	None		HT
435-0079	Hose, ¼” JIC 12” long (WS223, WS255)	7/16" - 20	None		HT
435-0080	Hose, ¼” JIC 46” long (WS223)	7/16" - 20	None		HT
435-0081	Hose, ¼” JIC 17.5” long (WS223, WS255)	7/16" - 20	None		HT
435-0082	Hose, ¼” JIC 10.5” long (WS255, WS273, WS305)	7/16" - 20	None		HT
9S-8002	Plug, STOR(WS223, WS255)	7/16" - 20	None		HT
508-1034	Drilled Tee, Lube, JIC, and STOR (WS223, WS255)	7/16" - 20	None		HT
8C-3446	Filtration SOS port	7/16" - 20	None		30 N·m (22 lb ft)
0S-1621	Rear Cover Lifting Tab Hex Bolt (WS305)	1/2" - 13	Loctite 263 (Red)	108 N·m (80 lb ft)
3R-5387	Adapter NPT to JIC for crankshaft hose (All Power ends)	1/2" - 13	Loctite 577(Thread Sealant)	Minimum 60 N·m (44 lb ft)
107-2783	Crankshaft Bearing Retainer Ring, SCHCSCR (All Models)	1/2" - 13	Loctite 263 (Red)	88 N·m (65 lb ft)
8T-7994	#1 Crankshaft Low Profile Hex Retainer, SCHCSCR (WS305)	1/2" - 13	Loctite 263 (Red)	88 N·m (65 lb ft)
492-4407	Main Bearing Retainer Washer Bolts (WS255)	1/2" - 13	Loctite 263 (Red)	108 N·m (80 lb ft)
3F-7147	Plunger Clamp fastener (WS223, WS255, WS273, WS305)	1/2" - 13	Loctite 263 (Red)	108 N·m (80 lb ft)
3F-7147	Plunger Clamp fastener (All Loose Fluid Ends)	1/2" - 13	None		HT
5F-8807	Con Rod Bearing Retainer, SCHCSCR (All Models)	1/2" - 13	Loctite 263 (Red)	108 N·m (80 lb ft)
077-9068	Bull Gear key Set Screw (All Models)	1/2" - 13	Loctite 263 (Red)	20 N·m (15 lb ft)
508-0710	Spray bar, JIC Female (WS223, WS255)	9/16" - 18	None
5P-5008	JIC Female to JIC Male Adaptor (WS255)	9/16" - 18	None
320-3065	PEMS PE lube oil pressure sensor (All Models)	9/16" - 18	None
6V-3965	Filtration SOS port (All Models)	9/16" - 18	None
320-3065	Inlet oil pressure sensor on filters (All Models)	9/16" - 18	None
7X-0343	Pony Rod Seal Housing (WS223)	5/8" - 11"	Loctite 243 (Blue)	217 N·m (160 lb ft)
460-6057	Crosshead Wrist Pin Set Screw (WS255)	5/8" - 11"	Loctite 263 (Red)	24 N·m (18 lb ft)
5S-2457	Plunger Clamp Fastener (WSF243, WSF273, WSF275)	5/8" - 11"	Loctite 263 (Red)	217 N·m (160 lb ft)
494-1222	Pinion Bearing Housing Bolt (All Models)	3/4" - 10	None		305 N·m (225 lb ft)
7L-9787	Pony Rod to crosshead SCHCSCR (All Models)	3/4" - 10	Loctite 263 (Red)	305 N·m (225 lb ft)
3E-9862	Con Rod Bearing Housing, Lock Nuts (All Models)	3/4" - 10	None		244 N·m (180 lb ft)
459-1874	Con Rod Bearing Housing, SCHCSCR (WS255)	3/4" - 10	Loctite 263 (Red)	380 N·m (280 lb ft)
201-2184	FMC Guard Bolt (WSF243, WSF275)	3/4" - 10	Loctite 243 (Blue)	380 N·m (280 lb ft)
435-0053	Hose, ½” JIC 24.5” long (All Models)	3/4" - 10	None
106-0735	PEMS PE lube oil temperature sensor (All Models)	3/4" - 10	None		HT
3P-1932	Adapter for filtration SOS port (All Models)	3/4" - 10	None		100 N·m (74 lb ft)
000-0650	Li Bull-Gear HARDWARE, CAP SCREW, HEX (WS223)	7/8"- 9	Loctite 263 (Red)	610 N·m (450 lb ft)
7X-0379	Fluid End Suction Manifold (All Models)	7/8"- 9	None		475 N·m (350 lb ft)
0T-0690	Fluid End Suction Manifold (All Models)	7/8"- 9	None		475 N·m (350 lb ft)
461-0815	Discharge Flange To Cylinder Nuts (All Models)	1"- 8	None		644 N·m (475 lb ft)
459-4116	Con Rod Bearing Housing, SCHCSCR (WS223, WS273, WS305)	1"- 8	Loctite 263 (Red)	922 N·m (680 lb ft)
9M-4021	Fluid end Lifting Eye	1"- 8	Loctite 263 (Red)	644 N·m (475 lb ft)
090-9019	NPT plug for crosses on lube bar (All Power ends)	1"- 11.5	Loctite 577(Thread Sealant)	HT
061-9593	NPT reducer for crankshaft hose on lube bar (All Power ends)	1"- 11.5	Loctite 577(Thread Sealant)	HT
494-1116	NPT threaded pipe on lube bar ends (All Power ends)	1"- 11.5	Loctite 577(Thread Sealant)	HT
4B-7770	NPT Tee for ends of lube bar (WS273, WS305)	1"- 11.5	Loctite 577(Thread Sealant)	HT
5P-1907	PEMS Lube pipe cross (All Models)	1"- 11.5 NPTF	Loctite 577(Thread Sealant)	100 N·m (74 lb ft)
005-8615	PEMS lube pipe nipple (All Models)	1"- 11.5 NPTF	Loctite 577(Thread Sealant)	100 N·m (74 lb ft)
284-3468	PEMS adapter for the PE lube oil temperature sensor (All Models)	1"- 11.5 NPTF	Loctite 577(Thread Sealant)	100 N·m (74 lb ft)
117-0291	PEMS adapter for the PE lube oil pressure sensor (All Models)	1"- 11.5 NPTF	Loctite 577(Thread Sealant)	100 N·m (74 lb ft)
117-3050	Adapter for filter hose to lube bar (All Models)	1"- 11.5 NPTF	Loctite 577(Thread Sealant)	100 N·m (74 lb ft)
7X-0430	Bull-Gear Retaining Bolt (WS273, WS305)	1-1/4"- 7	Loctite 243 (Blue)	2373 N·m (1750 lb ft)
7X-0428	Bull-Gear Retaining Bolt (WS223, WS255)	1-1/4"- 7	Loctite 263 (Red)	2373 N·m (1750 lb ft)
434-9935	Fluid End Lifting Eye (WS305)	1-1/4"- 7	Loctite 263 (Red)	1002 N·m (739 lb ft)
434-9935	Power End Lifting Eye (All Models)	1-1/4"- 7	Loctite 263 (Red)	1002 N·m (739 lb ft)
523-4290	Bull-Gear Retaining Bolt, cross drilled (WS273, WS305)	1-1/4"-7	Loctite 263 (Red)	1383 N·m (1020 lb ft)
521-0822	Bull-Gear Retaining Bolt, cross drilled (WS223, WS255)	1-1/4"-7	Loctite 263 (Red)	1383 N·m (1020 lb ft)
541-9127	Hose, 1.25”, ORFS, for outlet of filter	1-11/16"-12	None		300 N·m (221 lb ft)
434-9807	Stay Rod, Heavy Hex Nuts (WS223, WS255)	1-3/4"- 8	Anti-seize	3254 N·m (2400 lb ft)
435-0021	Stay Rod, Heavy Hex Nuts (WS273, WS305)	1-7/8"- 8	Anti-seize	3661 N·m (2700 lb ft)
434-9784	Gauge Tower Castle Nut (All Models)	6-3/4"- 4	Anti-seize	678 N·m (500 lb ft)
434-9783	Suction and Discharge Cover Retaining Nuts (All models)	6-3/4"- 4	Anti-seize	3254 N·m (2400 lb ft)
434-9786	Xtreme Suction Cover Retaining Nuts (All Models)	6-3/4"- 4	Anti-seize	3254 N·m (2400 lb ft)
321-5967	Housing for filtration element (All Models)		None		75 N·m (55 lb ft)
153-3568	PEMS bolts for 6-pin connector to bracket (All Models)	M5 x 0.8	None		HT
344-5675	Hex head bolts holding filter bases together (All Models)	M10 x 1.5	None		54 N·m (40 lb ft)
101-7404	Socket head bolts holding bases to bracket (All Models)	M10 x 1.5	None		54 N·m (40 lb ft)
535-0458	PEMS Speed Sensor jamb nuts (All Models)	M12 x 1	None		HT
8T-4184	Bolts for filter split flange (All Models)	M12 x 1.75	None		54 N·m (40 lb ft)
8T-6868	Bolts for filter split flange with sensor port (All Models)	M12 x 1.75	None		54 N·m (40 lb ft)

Note: HT = Hand Tight

Note: All torque values listed herein are stated for use when a rotary transducer is employed to measure dynamic torque on the actual threaded joint. A bench-mounted transducer may be utilized for sake of efficiency, but not for qualification of the torque process. No reference to static or residual torque is implied or intended.