Description
SOUTHWEST MUD PUMP PARTS LIST
8422A_EMSCO_F-800_5000 P.S.I
| FLUID END TYPE | MODEL OF PUMP | SIZE OF PUMP | |||
| SOUTHWEST 5000 PSI | EMSCO F-800 | 6-3/4” X 9” |
| ITE M | PART NO. | DESCRIPTION | QTY. REQ，D |
| NO. | |||
| 8422A | FLUID END ASSEMBLY: (CONSISTS OF ITEMS: 3,4，17，18，19,20,21，22,23,24,25,26,27,28,29,30,31，34,35,36,38 & 39) | 3 | |
| 1 | 1372YXX | LINER REFER TO GUIDE FOR ORDERING CHART FOR TYPE (G); (Y); AND FOR BORE SIZE (XX) | 3 |
| 2 | 2974-8 | LINER SEAL | 3 |
| 3 | 8422-6 | WEARPLATE | 3 |
| 4 | 2988 | WEARPLATE AND MODULE SEAL | 6 |
| 5 | XX-BYY | PISTON REFER TO GUIDE FOR ORDERING CHART 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 O-RING | 3 |
| 7 | 6222-25 | PISTON ROD (WITH ELASTIC STOP NUT) | 3 |
| 8 | API-4ESN | PISTON ROD NUT | 3 |
| 9 | 1290-2 | PISTON ROD CONNECTING STUD | 3 |
| 10 | 6294-1 | SUB ROD | 3 |
| 11 | 6294CW | ROD CLAMP (WITH WATER JACKET) | 3 |
| 11A | 1200H30 | HOSE (1/2” X 30” WITH 1/2” MALE X 3/8” MALE CONNECTIONS) | 3 |
| 11B | 1200120 | PIPE (3/8” X 12” GALVANIZED AND THREADED ON ONE END) | 3 |
| 11C | 4018-97 | BOLT (3/4”X 3” GRADE 8 BOLT WITH LOCK NUT AND WASHER) | 6 |
| 12 | 1200G94 | PONY ROD (CLAMP TYPE) | 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 in catalog) | ||
| 4475-2A | SOUTHWEST HP QUICK-CHANGE VALVE COVER ASSEMBLY: (consists of item no. 17-24) | 6 | |
| 17 | 4475 | THREADED FLANGE | 6 |
| 18 | 4575 | SCREW GLAND | 6 |
| 19 | 4675-2A | PLUG (COMPLETE WITH VALVE GUIDE; BUSHING; AND SCREWS) | 6 |
| 20 | P129 | HP VALVE COVER PLUG SEAL | 6 |
| 21 | 4775-2R | VALVE GUIDE (complete with bushing #47001) | 6 |
| 22 | 4700I | VALVE GUIDE INSERT | 6 |
| FLUID END TYPE | MODEL OF PUMP | SIZE OF PUMP | |||
| SOUTHWEST 5000 PSI | EMSCO F-800 | 6-3/4” X 9” |
| ITEM NO. | PART NO. | DESCRIPTION | QTY. REQ，D |
| 23 | 4016-99 | VALVE GUIDE SCREW | 12 |
| 24 | 4015-2 | VALVE COVER STUD (WITH SW PART# HHN1250-7 1-1/4-7 HEAVY HEX NUT) | 72 |
| 25 | 4017-63 | POWER END STUD (WITH SW PART# HHN1500-8 1-1/2”-8 ( HEAVY HEX NUT) | 18 |
| 26 | 4017-51 | LINER RETAINER FLANGE SOCKET HEAD CAP SCREW | 36 |
| 27 | 6422-4 | LINER RETAINER FLANGE | 3 |
| 28 | 8422-3 | LINER RETAINER PILOT RING | 3 |
| 29 | 6522 | LINER RETAINER NUT | 3 |
| 30 | 4016-97 | SUCTION MODULE STUD (WITH SW PART# HHN1500-8 1-1/2”-8 HEAVY HEX NUT) | 18 |
| 31 | 4017-81 | SUCTION MANIFOLD CAP SCREW (withlock washer) | 18 |
| 32 | 8422-51 | SUCTION MANIFOLD (front or side inlet) | 1 |
| 33 | 568-442 | SUCTION MANIFOLD SEAL | 3 |
| 34 | 8422-2S | SUCTION MODULE (studded only) | 3 |
| 35 | 8422-1D | DISCHARGE MODULE (studded only) | 3 |
| 36 | 8488-5 | DOWEL PIN | 6 |
| 37 | 8322-52 | DISCHARGE MANIFOLD | 1 |
| 38 | 568-241 | DISCHARGE MANIFOLD SEAL | 3 |
| 39 | 4017-46 | DISCHARGE MANIFOLD STUD (with sw part# HHN1250-8 1-i/4”-8 heavy hex nut) | 12 |
| 40 | 9070008 | DOUBLE LIP PONY ROD SEAL | 3 |
| 41 | 9070009 | SINGLE LIP PONY ROD SEAL | 3 |
| 42 | 9060023 | SPLASH GUARD | |
PISTONS LINERS LINER SEALS
| SIZE | FAIL-SAFE | DUAL-DURO® | BLACK CAT | GRAYLOY® | ZIRCONIA | RUBBER | URETHANE |
| 4″ | 76BFS | 76BDD | 76BBC | 1372G06 | 1372ZIR06 | 2974-8 | |
| 4 1/4″ | 77BFS | 77BDD | 77BBC | 1372G07 | 2974-8 | ||
| 4 1/2″ | 78BFS | 78BDD | 78BBC | 1372G08 | 1372ZIR08 | 2974-8 | |
| 4 3/4″ | 79BFS | 79BDD | 79BBC | 1372G09 | 2974-8 | ||
| 5″ | 81BFS | 81BDD | 81BBC | 1372G1 | 1372ZIR1 | 2974-8 | |
| 5 1/4″ | 82BFS | 82BDD | 82BBC | 1372G2 | 2974-8 | ||
| 5 1/2″ | 83BFS | 83BDD | 83BBC | 1372G3 | 1372ZIR3 | 2974-8 | |
| 5 3/4″ | 84BFS | 84BDD | 84BBC | 1372G4 | 2974-8 | ||
| 6″ | 85BFS | 85BDD | 85BBC | 1372G5 | 1372ZIR5 | 2974-8 | |
| 6 1/4″ | 86BFS | 86BDD | 86BBC | 1372G6 | 2974-8 | ||
| 6 1/2″ | 87BFS | 87BDD | 87BBC | 1372G7 | 1372ZIR7 | 2974-8 | |
| 6 3/4″ | 88BFS | 88BDD | 88BBC | N/A | 2974-8 |
VALVES & SEATS (EMSCO F-800)
| TYPE | VALVE | INSERT | SPRING | STAINLESS SPRING | SEAT | PULLER HEAD | PULLER HEAD STYLE |
| SOUTHWEST (Full Open) | 773-1B | N/A | SW5710-110L | N/A | 873-2 | SWTM3750 | SPLIT JAW |
| FULL OPEN-ROUGHNECK (Cast N Place Insert) | SWND-6V2 | N/A | SW5710-115 | N/A | SWND-6S6 | SWND-6PH SWTM27SXN | PANCAKE SPLIT JAW |
| FULL OPEN-ROUGHNECK (High Temp) | SWND-6V2HC | N/A | SW5710-115 | N/A | SWND-6S6 | SWND-6PH SWTM27SXN | PANCAKE SPLIT JAW |
| FULL OPEN-ROUGHNECK (w/Replaceable Urethane Insert) | SWND-6V1 | SWND-6I | SW5710-115 | N/A | SWND-6S6 | SWND-6PH SWTM27SXN | PANCAKE SPLIT JAW |
| 3 WEB DOUBLE ANGLE O-RING | SWR0500118 | SWR0515844 | SWR0513744 | SWR0514790 | SWR0504818 | SWTM3-6 | 3 J HOOK |
| 3 WEB (High Temp) | SWR0521487 | N/A | SWR0513744 | SWR0514790 | SWR0504818 | SWTM3-6 | |
| 3 WEB STANDARD PLATE | SWR0505012 | SWR0504888 | SWR0513937 | SWR0514423 | SWR0504818 | SWTM3-6 | |
| 4 WEB | SWU5B-EH | SWUDD-6AB | SW5710-111 | N/A | SW6ADD-B6 | SWTM4-6 | 4 J HOOK |
| 4 WEB (High Temp) | SWU5B-EHHT | SWUDD-6ABHT | SW5710-111 | N/A | SW6ADD-B6 | SWTM4-6 | |
TORQUE SPECIFICATIONS FOR 8422A SOUTHWEST FLUID END ASSEMBLY
FOR EMSCO F-800 5000 P.S.I.
| TORQUE TYPE (EXPRESSED IN FOOT-POUNDS) | ||||
| PART NUMBER | DESCRIPTION | COPPERCOTE | MOLY GREASE | DRY (NOT RECOMMENDED) |
| API-4 ESN 4018-97 | PISTON ROD NUT ROD CLAMP BOLT | NO MORE FORCE THAN ONE MAN ON 3′ WRENCH/CHEATER COMBINATION 150 MAXIMUM | ||
| 4015-2 | VALVE COVER STUD | 669 | 970 | 1338 |
| 4017-63 | POWER END STUD | 1397 | 2025 | 2794 |
| 4017-51 | LINER RETAINER STUD | 908 | 1363 | 1817 |
| 4016-97 | SUCTION MODULE STUD | 1397 | 2025 | 2794 |
| 4017-81 | SUCTION MANIFOLD CAPSCREW | 303 | 455 | 606 |
| 4017-46 | DISCHARGE MANIFOLD STUD | 697 | 1011 | 1395 |