SOUTHWEST MUD PUMP PARTS LIST
OEM_BOMCO_F1600_F1300.
| FLUID END TYPE | MODEL OF PUMP | SIZE OF PUMP | ||||||
| OEM BOMCO | F-1600 / F-1300 | 7-1/2” X 12” |
| ITEM | PART | DESCRIPTION | QTY. |
| NO. | NO. | REQ，D | |
| 1 | 6390YXX | LINER (REFER TO – GUIDE TO ORDERING CHART FOR TYPE (Y) AND FOR SIZE (XX) | 3 |
| 2 | AJO428S | LINER AND WEARPLATE SEAL | 3 |
| 3 | 8490-5 | WEARPLATE | 3 |
| 4 | XX-BYY | PISTON (REFER TO – GUIDE TO ORDERING CHART FOR SIZE (XX) AND FOR TYPE (YY) | 3 |
| 4A | 2932 | PISTON BUSHING (FROM 1-5/8” TO 1-1/2” STRAIGHT BORE) | |
| 5 | 568-225 | PISTON O-RING | 3 |
| 6 | 6274-25 | PISTON ROD (WITH ELASTIC STOP NUT) | 3 |
| 7 | API-4ESN | PISTON ROD ELASTIC STOP NUT | 3 |
| 8 | 6274CWY | ROD CLAMP (CONSIST OF 8A, 8B, 8C) | 3 |
| 8A | 1200H30 | HOSE (1/2” X 30” WITH 1/2” MALE X 3/8” MALE CONNECTIONS) | 3 |
| 8B | 1286CWYFP14 | PIPE (1/2” X 14” GALVANIZED AND THREADED ON ONE END) | 3 |
| 8C | 4020-29 | ROD CLAMP BOLT (5/8” X 8” GRADE 8 BOLT WITH LOCK NUT AND WASHER) | 6 |
| 9 | 1200G74 | PONY ROD | 3 |
| 10 | SEE PAGE | VALVE | 6 |
| 11 | SEE PAGE | VALVE INSERT | 6 |
| 12 | SEE PAGE | VALVE SPRING | 6 |
| 13 | SEE PAGE | VALVE SEAT | 6 |
| SWTM1700 | HYDRAULIC SEAT PULLER KIT COMPLETE (refer to tools section of catalog for details.) | ||
| 14 | 4490-51 | CYLINDER HEADTHREADED FLANGE | 3 |
| 15 | 4590-51 | CYLINDER HEAD | 3 |
| 16 | YTSF16-05-06 | CYLINDER HEAD PLUG (complete with valve guide; screws; and bushing) | 3 |
| 16* | 4690-51 | CYLINDER HEAD PLUG (complete with valve guide; screws; and bushing) | 3 |
| 17 | AJO495R | CYLINDER HEAD PLUG SEAL | 3 |
| 18 | YTSF16-05-07 | LOWER VALVE GUIDE ALIGNMENT RING | 3 |
| 18* | 4790-50 | LOWER VALVE GUIDE ALIGNMENT RING (EMSCO STYLE – SEE PAGE 3 FOR ASSY DRAWING) | 3 |
| 19 | YTSF16-05-04 | LOWER VALVE GUIDE (complete with bushing) | 3 |
| 19* | 80004530 | LOWER VALVE GUIDE (COMPLETE WITH BUSHING) (EMSCO STYLE – SEE PAGE 3 FOR ASSY DRAWING) | 3 |
| 20 | 80006900 | LOWER VALVE GUIDE BUSHING | 3 |
| 21 | YTSF16-05-05 | LOWER VALVE GUIDE RETAINER | 3 |
| 21* | 80000630 | LOWER VALVE LOCK BOLT (EMSCO STYLE – SEE PAGE 3 FOR ASSY DRAWING) | 3 |
| 21A | YTSF16-05-05-BI | LOWER VALVE GUIDE RETAINER BUSHING | 6 |
| 21B | YTSF16-05-05-BIB | LOWER VALVE GUIDE RETAINER BUSHING SCREW | 12 |
* CONTINENTAL EMSCO STYLE PARTS ARE OPTIONAL ON THIS MUD PUMP – SEE PAGE 3 FOR ASSEMBLY DRAWING
| FLUID END TYPE | MODEL OF PUMP | SIZE OF PUMP | |||||
| OEM BOMCO | F-1600 / F-1300 | 7-1/2” X 12” |
| ITEM | PART | DESCRIPTION | QTY. |
| NO. | NO. | REQ，D | |
| 22 | 4020-73 | CYLINDER HEAD STUD (with sw part# HHN1500-8 1-i/2”-8 heavy hex nut) | 30 |
| 23 | 80009300 | VALVE COVER (complete with upper valve guide assembly) | 3 |
| 24 | 4790-1 | UPPER VALVE GUIDE | 3 |
| 25 | 4790 | UPPER VALVE GUIDE RETAINER | 3 |
| 26 | 80001500 | UPPER VALVE GUIDE RETAINER CAP SCREW | 12 |
| 27 | AJ1256 | VALVE COVER GASKET | 3 |
| 28 | 4020-74 | POWER END STUD (WITH SW PART# HHN1500-8 1-1/2”-8 HEAVY HEX NUT) | 30 |
| 29 | 4020-75 | LINER RETAINER STUD (with sw part# HHN1000-8 i”-8 hex nut) | 36 |
| 30 | 6490-51 | LINER RETAINER FLANGE | 3 |
| 31 | 6523 | LINER RETAINER NUT | 3 |
| 31A | 80003330 | LINER LOCK RING (2-pcs.) | 3 |
| 31B | 568-445 | LINER LOCK O-RING | 3 |
| 32 | 4018-19 | SUCTION MANIFOLD CAP SCREW (with lock washer) | 8 |
| 33 | 8590-6 | SUCTION MANIFOLD (front or side inlet) | 1 |
| 34 | 568-442 | SUCTION MANIFOLD GASKET | 3 |
| 35 | 8404-50 | MODULE (STUDDED ONLY) | 3 |
| 36 | 8390-50 | DISCHARGE MANIFOLD | 1 |
| 37 | 568-343 | DISCHARGE MANIFOLD GASKET | 3 |
| 38 | 4020-72 | DISCHARGE MANIFOLD STUD (with sw part#hhn1250-8 1-i/4”-8 heavy hex nut) | 4 |
| 39 | 9070004 | SINGLE LIP PONY ROD SEAL | |
| 40 | 9070005 | DOUBLE LIP PONY ROD SEAL | |
| 41 | 9060012 | SPLASH GUARD | |
| 42 | 4020-83 | THRU MODULE STUD (WITH SW PART# HHN1500-8 1-1/2-8” HEAVY HEX NUT) | 12 |
| OCHA d：T>T7 A | BLIND FLANGE IS AVAILABLE FOR CAPPING UNUSED FLANGES ON 8590-6 SUCTION MANIFOLD – | ||
| 8590-6BFA | (8590-6BFA INCLUDES 8590-6BF BLIND FLANGE AND 568-456 O-RING) SEE SEPARATE PG. FOR DETAILS | ||
| **POLYURETHANE SEALS AVAILABLE** |
OEM 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 | AJO428S | AJO428SU | |
| 4 1/4″ | 77BFS | 77BDD | 77BBC | 6390G07 | AJO428S | AJO428SU | |
| 4 1/2″ | 78BFS | 78BDD | 78BBC | 6390G08 | AJO428S | AJO428SU | |
| 4 3/4″ | 79BFS | 79BDD | 79BBC | 6390G09 | AJO428S | AJO428SU | |
| 5″ | 81BFS | 81BDD | 81BBC | 6390G1 | 6390ZIR1 | AJO428S | AJO428SU |
| 5 1/4″ | 82BFS | 82BDD | 82BBC | 6390G2 | AJO428S | AJO428SU | |
| 5 1/2″ | 83BFS | 83BDD | 83BBC | 6390G3 | 6390ZIR3 | AJO428S | AJO428SU |
| 5 3/4″ | 84BFS | 84BDD | 84BBC | 6390G4 | AJO428S | AJO428SU | |
| 6″ | 85BFS | 85BDD | 85BBC | 6390G5 | 6390ZIR5 | AJO428S | AJO428SU |
| 6 1/4″ | 86BFS | 86BDD | 86BBC | 6390G6 | AJO428S | AJO428SU | |
| 6 1/2″ | 87BFS | 87BDD | 87BBC | 6390G7 | 6390ZIR7 | AJO428S | AJO428SU |
| 6 3/4″ | 88BFS | 88BDD | 88BBC | 6390G8 | AJO428S | AJO428SU | |
| 7″ | 89BFS | 89BDD | 89BBC | 6390G9 | 6390ZIR9 | AJO428S | AJO428SU |
VALVES & SEATS (OEM 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 | SWR0504893 | 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 OEM STYLE FLUID END ASSEMBLY FOR BOMCO F-1600 / F-1300 5000 P.S.I.
| ^^BTORQUE 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 | ||
| 4020-73 | CYLINDER HEAD STUD | 1397 | 2025 | 2794 |
| 4020-74 | POWER END STUD | 1397 | 2025 | 2794 |
| 4020-75 | LINER RETAINER STUD | 379 | 549 | 758 |
| 4018-19 | SUCTION MANIFOLD CAP SCREW | 215 | 322 | 430 |
| 4020-72 | DISCHARGE MANIFOLD STUD | 781 | 1133 | 1563 |