Description
SOUTHWEST MUD PUMP PARTS LIST
8404A_BOMCO_F1600_F1300_5000PSI
| FLUID END TYPE | MODEL OF PUMP | SIZE OF PUMP |
| SOUTHWEST 5000 PSI | BOMCO F-1600 / F-1300 | 7” X 12” |
| ITEM NO. | PART NO. | DESCRIPTION | QTY. REQ，D |
| 8404A | FLUID END ASSEMBLY: (CONSISTS OF ITEMS: 3,4，17，18，19,20,21，22,23,26,28,33,34,35) | ||
| 1 | 6390Y-XX | LINER REFER TO GUffiE FOR ORDERING CHART ON PG. 6 FOR TYPE (G); (Y); AND FOR BORE SIZE (XX) | 3 |
| 2 | AJ0428S | LINER SEAL (also available in urethane) | 3 |
| 3 | 8404-3 | WEARPLATE | 3 |
| 4 | 2988 | WEARPLATE & MODULE SEAL | 6 |
| 5 | XX-BYY | PISTON REFER TO GUffiE FOR ORDERING CHART ON PG. 6 FOR SIZE (XX) AND FOR TYPE (YY) | 3 |
| 6 | 568-225 | PISTON SEAL | 3 |
| 7 | 6278-25 | PISTON ROD (WITH ELASTIC STOP NUT)(FOR 2-PIECE STUDDED PISTON ROD ASSEMBLY PART NO. 6284-25A) | 3 |
| 8 | API-4ESN | PISTON ROD NUT | 3 |
| 9 | 6284-1 | SUB ROD | 3 |
| 10 | 1290-2 | CONNECTING STUD | 3 |
| 11 | 6274CWY | ROD CLAMP (WITH WATER JACKET) | 3 |
| 11A | 1200H30 | HOSE (1/2，，X 30” WITH 1/2” MALE X3/8” MALE CONNECTIONS) | 3 |
| 11B | 1286-CWYFP | ROD CLAMP WATER MANIFOLD ASSEMBLY WITH PIPE | 3 |
| lie | 4020-29 | BOLT (7/8-9 GRADE 8 BOLT WITH LOCK NUT AND WASHER) | 6 |
| 12 | PONY ROD | 3 | |
| 13 | SEE PAGE | VALVE COMPLETE | 6 |
| 14 | SEE PAGE | VALVE INSERT | 6 |
| 15 | SEE PAGE | VALVE SPRING | 6 |
| 16 | SEE PAGE | VALVE SEAT | 6 |
| SWTM1700 | HYDRAULIC SEAT PULLER KIT COMPLETE (refer to tools section) | 1 | |
| 17 | 4475 | VALVE COVER FLANGE | 6 |
| 18 | 4575 | SCREW GLAND | 6 |
| 19 | 4675-1 | PLUG (COMPLETE WITH PLUG SEAL, VALVE GUffiE; BUSHING; AND SCREWS) INCLUDES ITEMS 20, 21, 22, & 23 | 6 |
| 20 | P129 | HP VALVE COVER PLUG NITRILE SEAL (also available in urethane) | 6 |
| 21 | 4775R | VALVE GUIDE (complete with bushing #47〇oi) | 6 |
| 22 | 47001 | VALVE GUIDE BUSHING (also available in urethane) | 6 |
| 23 | 4018-88 | VALVE GUIDE SCREW | 12 |
| 24 | 4015-2 | VALVE COVER STUD (WITH SW PART# HHN1250-7 1 1/4-7 HEAVY HEX NUT) | 72 |
| FLUID END TYPE | MODEL OF PUMP | SIZE OF PUMP |
| SOUTHWEST 5000 PSI | BOMCO F-1600 / F-1300 | 7” X 12” |
| ITEM NO. | PART NO. | DESCRIPTION | QTY. REQ，D |
| 25 | 4017-33 | POWER END STUD (WITH SW PART# HHN1500-8 1 1/2-8 HEAVY HEX NUT) | 30 |
| 26 | 6404 | LINER RETAINER FLANGE | 3 |
| 27 | 4019-94 | LINER RETAINER STUD | 36 |
| 28 | 6504 | LINER RETAINER NUT | 3 |
| 29 | 4017-1 | SUCTION MODULE STUD (with sw part# hhnisoo-8 i 1/2-8 heavy hex nut) | 18 |
| 30 | 4018-19 | SUCTION MANIFOLD CAP SCREW | 18 |
| 31 | 8590-6 | SUCTION MANIFOLD | 1 |
| 32 | 568-442 | SUCTION MANIFOLD SEAL | 3 |
| 33 | 8404-2S | SUCTION MODULE | 3 |
| 34 | 8404-ID | DISCHARGE MODULE | 3 |
| 35 | 8488-5 | DOWEL PIN | 6 |
| 36 | 8390-50 | DISCHARGE MANIFOLD | 1 |
| 37 | 4020-60 | DISCHARGE MANIFOLD STUD (with sw part# HHN1250-8 11/4-8 heavy hex nut) | 12 |
| 38 | 568-343 | DISCHARGE MANIFOLD SEAL | 3 |
| 8590-6BFA | BLIND FLANGE IS AVAILABLE FOR CAPPING UNUSED FLANGES ON 8590-6 SUCTION MANIFOLD – (8590-6BFA INCLUDES 8590-6BF BLIND FLANGE AND 568-456 O-RING) SEE SEPARATE PG. FOR DETAILS | ||
** POLYURETHANE SEAL AVAILABLE **
I SOUTHWEST 5000 PSI BOMCO F-1600/ F-1300 GUIDE TO ORDERING |
| PISTONS | LINERS | LINER SEALS | ||||||
| SIZE | FAIL-SAFE | DUAL-DURO® | BLACK CAT | GRAYLOY® | ZIRCONIA | RUBBER | URETHANE | |
| 4″ | 76BFS | 76BDD | 76BBC | 6390G06 | AJ0428S | AJ0428SU | ||
| 4 1/4″ | 77BFS | 77BDD | 77BBC | 6390G07 | AJ0428S | AJ0428SU | ||
| 4 1/2″ | 78BFS | 78BDD | 78BBC | 6390G08 | AJ0428S | AJ0428SU | ||
| 4 3/4” | 79BFS | 79BDD | 79BBC | 6390G09 | AJ0428S | AJ0428SU | ||
| 5″ | 81BFS | 81BDD | 81BBC | 6390G1 | 6390ZIR1 | AJ0428S | AJ0428SU | |
| 5 1/4″ | 82BFS | 82BDD | 82BBC | 6390G2 | AJ0428S | AJ0428SU | ||
| 5 1/2″ | 83BFS | 83BDD | 83BBC | 6390G3 | 6390ZIR3 | AJ0428S | AJ0428SU | |
| 5 3/4” | 84BFS | 84BDD | 84BBC | 6390G4 | AJ0428S | AJ0428SU | ||
| 6″ | 85BFS | 85BDD | 85BBC | 6390G5 | 6390ZIR5 | AJ0428S | AJ0428SU | |
| 6 1/4″ | 86BFS | 86BDD | 86BBC | 6390G6 | AJ0428S | AJ0428SU | ||
| 6 1/2″ | 87BFS | 87BDD | 87BBC | 6390G7 | 6390ZIR7 | AJ0428S | AJ0428SU | |
| 6 3/4” | 88BFS | 88BDD | 88BBC | 6390G8 | AJ0428S | AJ0428SU | ||
| 7″ | 89BFS | 89BDD | 89BBC | 6390G9 | 6390ZIR9 | AJ0428S | AJ0428SU | |
| 2-PIECE STUDDED PISTON ROD ASSEMBLY | ||||||||
| COMPLETE ASSEMBLY | PISTON ROD | CONNECTING STUD | SUB ROD | |||||
| | 6284-25A | 6278-25 | 1290-2 | 6284-1 | | |||||
| NOTE: DUAL-DURO® AND GRAYLOY® ARE REGISTERED TRADEMARKS OF SOUTHWEST® OILFIELD PRODUCTS. | ||||||||
VALVES & SEATS (BOMCO F-1600)
| TYPE | VALVE | INSERT | SPRING | STAINLESS SPRING | SEAT | PULLER HEAD | PULLER HEAD STYLE |
| SOUTHWEST (Full Open) | 777-8B | N/A | 941 | N/A | 877-7 | SWTM4250 | SPLIT JAW |
| FULL OPEN-ROUGHNECK (Cast N Place Insert Valve) | SWND-7V2 | N/A | SW5710-115L | N/A | SWND-7S1 | SWTM40-SN SWND-7PH | SPLIT JAW PANCAKE |
| FULL OPEN-ROUGHNECK (High Temp) | SWND-7V2HC | N/A | SW5710-115L | N/A | SWND-7S1 | SWTM40-SN SWND-7PH | SPLIT JAW PANCAKE |
| FULL OPEN-ROUGHNECK (w/Replaceable Urethane Insert) | SWND-7V1 | SWND-7I | SW5710-115L | N/A | SWND-7S1 | SWTM40-SN SWND-7PH | SPLIT JAW PANCAKE |
| 3 WEB DOUBLE ANGLE O-RING | SWR0500110 | SWR0514275 | SWR0513989 | SWR0514785 | SWR0509309 | SWTM3-7T | 3 J HOOK |
| 3 WEB (High Temp) | SWR0520502 | SWR0520501 | SWR0513989 | SWR0514785 | SWR0509309 | SWTM3-7T | |
| 3 WEB STANDARD PLATE | SWR0505062 | SWR05 04893 | SWR0513988 | SWR0514202 | SWR0509309 | SWTM3-7T | |
| 4 WEB | SWU5C-EEF | SWUDD-7B | SW5710-112 | N/A | SW7DD-B1 | SWTM4-7 | 4 J HOOK |
| 4 WEB (High Temp) | SWU5C-EEFHT | SWUDD-7BHT | SW5710-112 | N/A | SW7DD-B1 | SWTM4-7 | |
TORQUE SPECIFICATIONS FOR 8404A SOUTHWEST FLUID END ASSEMBLY
FOR BOMCO F-1600 / F-1300 5000 P.S.I.
| TORQUE TYPE (EXPRESSED IN FOOT-POUNDS) | |
| PART NUMBER DESCRIPTION | COPPERCOTE MOLY GREASE DRY (NOT RECOMMENDED) |
| API-4 ESN | PISTON ROD NUT | NO MORE FORCE THAN | ONE MAN ON 3′ WRENCH/CHEATER COMBINATION | |
| 4020-29 | ROD CLAMP BOLT | 150 MAXIMUM | ||
| 4018-88 | VALVE COVER STUD | 53 | 80 | 107 |
| 4015-2 | VALVE COVER STUD | 669 | 970 | 1338 |
| 4017-33 | POWER END STUD | 1376 | 1995 | 2752 |
| 4017-1 | SUCTION MODULE STUD | 1397 | 2025 | 2794 |
| 4018-19 | SUCTION MANIFOLD CAP SCREW | 215 | 322 | 430 |
| 4020-60 | DISCHARGE MANIFOLD STUD | 781 | 1133 | 1563 |