Description
SOUTHWEST MUD PUMP PARTS LIST
8446-4A_Wirth_TPK-1600_5000PSI
| FLUID END TYPE | MODEL OF PUMP | SIZE OF PUMP | ||
| SOUTHWEST 5000 P.S.I. | WIRTH TPK-1600 | 7” X 12” |
| ITEM NO. | PART NO. | DESCRIPTION | QTY. REQ’D | |||||
| 8446-4A | FLUID END ASSEMBLY: (CONSISTS OF ITEMS 3,4，16，17，18，19,20,21，22,23,24,25,26,27,28,28A，29,30,32,33,34,35,45) | |||||||
| 1 | 1388YXX | LINER (REFER TO GUIDE FOR ORDERING CHART ON PG. 6 FOR TYPE AND SIZE (XX)) | 3 | |||||
| 2 | 2974-XX | LINER SEAL (REFER TO GUIDE FOR ORDERING CHART ON PG. 6 FOR TYPE (Y); AND FOR BORE SIZE (XX) | 3 | |||||
| 3 | 8446-3 | LINER WEARPLATE | 3 | |||||
| 4 | 2988 | WEARPLATE & MODULE GASKET | 6 | |||||
| 5 | XX-BYY | PISTON (REFER TO GUIDE FOR ORDERING CHART ON PAGE 6 FOR SIZE (XX) AND FOR TYPE(YY)) | 3 | |||||
| 6 | 568-225 | PISTON SEAL | 3 | |||||
| 7 | 1287-32 | PISTON ROD (WITH ELASTIC STOP NUT) | 3 | |||||
| 8 | API-4ESN | PISTON ROD NUT | 3 | |||||
| 9 | 1287-1 | SUB ROD | 3 | |||||
| 10 | 1287CWY | ROD CLAMP (WITH WATER JACKET)(CONSIST OF 10A，10B，10C) | 6 | |||||
| 10A | 1200H30 | HOSE (1/2，，X 30” WITH MALE X 3/8” MALE CONNECTIONS) | 3 | |||||
| 10B | 1286CWYFP13 | PIPE (3/8” X 13” GALVANIZED AND THREADED ON ONE END) | 3 | |||||
| 10C | 4020-29 | BOLT (5/8” X 6-1/2” GRADE 8 BOLT WITH LOCK NUT AND LOCK WASHER) | 6 | |||||
| 11 | 6200G26 | PONY ROD | 3 | |||||
| 12 | SEE PAGE | VALVE | 6 | |||||
| 13 | SEE PAGE | VALVE INSERT | 6 | |||||
| 14 | SEE PAGE | VALVE SPRING | 6 | |||||
| 15 | SEE PAGE | SEAT | 6 | |||||
| SWTM1700 | HYDRAULIC SEAT PULLER KIT COMPLETE (refer to tools section in catalog) | |||||||
| 4475-1A | SOUTHWEST HP QUICK-CHANGE VALVE COVER ASSEMBLY (CONSISTS OF ITEMS 16-23) | |||||||
| 16 | 4475 | VALVE COVER FLANGE | 6 | |||||
| 17 | 4575 | SCREW GLAND | 6 | |||||
| 18 | 4675-1A | PLUG (COMPLETE WITH VALVE GUIDE，BUSHING，AND SCREWS; INCLUDES ITEMS 20, 21，22, 23) | 6 | |||||
| 19 | P129 | HP VALVE COVER PLUG NITRILE SEAL | 6 | |||||
| 20 | 4775R | VALVE GUIDE (complete with bushing # 47001) | 6 | |||||
| 21 | 4700I | VALVE GUIDE BUSHING | 6 | |||||
| 22 | 4016-99 | VALVE GUIDE SCREW (WITH ELASTIC STOP NUT PART NO. ESN500) | 12 | |||||
| 23 | 4015-2 | VALVE COVER STUD (WITH SW PART# HHN1250-7 1-1/4-7 HEAVY HEX NUT) | 72 | |||||
| 24 | 4018-11 | POWER END STUD | 24 | |||||
| FLUID END TYPE | MODEL OF PUMP | SIZE OF PUMP | ||||||
| SOUTHWEST 5000 P.S.I. | WIRTH TPK-1600 | 7” X 12” | ||||||
| ITEM NO. | PART NO. | DESCRIPTION | QTY. REQ’D |
| 25 | 4018-7 | LINER RETAINER CAPSCREW | 30 |
| 26 | 6446-1 | LINER RETAINER PLATE | 3 |
| 27 | 6446-2 | LINER RETAINER FLANGE | 3 |
| 28 | 6546 | LINER RETAINER NUT | 3 |
| 28A | 8488-11 | LINER RETAINER SET SCREW | 9 |
| 29 | 4016-97 | SUCTION MODULE STUD (WITH SW PART# HHN1500-8 1-1/2”-8” HEAVY HEX NUTS) | 18 |
| 30 | 4018-19 | SUCTION MANIFOLD CAP SCREW (with lock washer part no. LW875) | 18 |
| 31 | 8546 | SUCTION MANIFOLD (front or side inlet) | 1 |
| 32 | AJO419R | SUCTION MANIFOLD GASKET | 3 |
| 33 | 8446-5S | SUCTION MODULE (studded only) | 3 |
| 34 | 8446-4D | DISCHARGE MODULE (studded only) | 3 |
| 35 | 8488-5 | DOWEL PIN | 6 |
| 36 | 8346-2 | DISCHARGE MANIFOLD FLANGE (internal) | 2 |
| 37 | 8346-1 | DISCHARGE MANIFOLD RING | 2 |
| 38 | 4018-8 | DISCHARGE MANIFOLD CAP SCREW (internal) | 16 |
| 39 | 4017-23 | DISCHARGE MANIFOLD CAP SCREW (external) | 8 |
| 40 | 8346-3 | DISCHARGE MANIFOLD FLANGE (external) | 2 |
| 41 | 2974-06 | DISCHARGE MANIFOLD FLANGE SEAL (internal) | 4 |
| 42 | AJ0407R | DISCHARGE MANIFOLD FLANGE SEAL (internal) | 2 |
| 43 | 2974-3 | DISCHARGE MANIFOLD RING SEAL | 2 |
SOUTHWEST 5000 PSI WIRTH TPK-1600 GUIDE TO ORDERING
| PISTONS | LINERS | LINER SEALS | |||||
| SIZE | FAIL-SAFE | DUAL-DURO® | BLACK CAT | GRAYLOY® | ZIRCONIA | RUBBER | URETHANE |
| 4″ | 76BSF | 76BDD | 76BBC | 1388G06 | 2974-06 | 2974-06U | |
| 4 1/4″ | 77BFS | 77BDD | 77BBC | 1388G07 | 2974-07 | 2974-07U | |
| 4 1/2″ | 78BFS | 78BDD | 78BBC | 1388G08 | 1388ZIR08 | 2974-08 | 2974-08U |
| 4 3/4″ | 79BFS | 79BDD | 79BBC | 1388G09 | 2974-09 | 2974-09U | |
| 5″ | 81BFS | 81BDD | 81BBC | 1388G1 | 1388ZIR1 | 2974-1 | 2974-1U |
| 5 1/4″ | 82BFS | 82BDD | 82BBC | 1388G2 | 2974-2 | 2974-2U | |
| 5 1/2″ | 83BFS | 83BDD | 83BBC | 1388G3 | 1388ZIR3 | 2974-3 | 2974-3U |
| 5 3/4″ | 84BFS | 84BDD | 84BBC | 1388G4 | 1388ZIR4 | 2974-4 | 2974-4U |
| 6″ | 85BFS | 85BDD | 85BBC | 1388G5 | 1388ZIR5 | 2974-5 | 2974-5U |
| 6 1/4″ | 86BFS | 86BDD | 86BBC | 1388G6 | 1388ZIR6 | 2974-6 | 2974-6U |
| 6 1/2″ | 87BFS | 87BDD | 87BBC | 1388G7 | 1388ZIR7 | 2974-7 | 2974-7U |
| 6 3/4″ | 88BFS | 88BDD | 88BBC | 1388G8 | 2974-8 | 2974-8U | |
| 7″ | 89BFS | 89BDD | 89BBC | 1388G9 | 1388ZIR9 | 2974-9 | 2974-9U |
| 7 1/4″ | 91BFS | 91BDD | 91BBC | ||||
| 7 1/2″ | 92BFS | 92BDD | 92BBC | ||||
VALVES & SEATS (WIRTH TPK-1600) 5000 PSI
| 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) | 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 | SWR0513744 | SWR0514790 | SWR0509309 | SWTM3-7T | 3 J HOOK |
| 3 WEB (High Temp) | SWR0520502 | SWR0520501 | SWR0513744 | SWR0514790 | SWR0509309 | SWTM3-7T | |
| 3 WEB STANDARD PLATE | SWR0505062 | SWR0504893 | SWR0513937 | SWR0514423 | SWR0509309 | SWTM3-7T | |
| 4 WEB | SWU5C-EEF | SWUDD-7B | SW5710-110 | N/A | SW7DD-B1 | SWTM4-7 | 4 J HOOK |
| 4 WEB (High Temp) | SWU5C-EEFHT | SWUDD-7BHT | SW5710-110 | N/A | SW7DD-B1 | SWTM4-7 | |
TORQUE SPECIFICATIONS FOR 8446-4A SOUTHWEST FLUID END ASSEMBLY
WIRTH TPK-1600 5000 P.S.I.
TORQUE TYPE (EXPRESSED IN FOOT-POUNDS)
| PART NUMBER | DESCRIPTION | MOLY GREASE | DRY (NOT RECOMMENDED) |
| API-4 ESN | PISTON NUT | NO MORE FORCE THAN ONE MAN ON A 3′ WRENCH/CHEATER COMBINATION | |
| 4020-29 | ROD CLAMP BOLT | 150 MAXIMUM | 150 MAXIMUM |
| 4016-99 | VALVE GUIDE SCREW | 64 | 89 |
| 4015-2 | VALVE COVER STUD | 970 | 1338 |
| 4018-11 | POWER END CAP SCREW | 1794 | 2393 |
| 4018-7 | LINER RETAINER CAP SCREW | 682 | 909 |
| 4016-97 | SUCTION MODULE STUD | 2025 | 2794 |
| 4018-19 | SUCTION MANIFOLD CAP SCREW | 322 | 430 |
| 4018-8 | DISCHARGE MANIFOLD CAP SCREW | 1363 | 1817 |
| 4017-23 | DISCHARGE MANIFOLD CAP SCREW | 1363 | 1817 |