I 12P160MUD PUMP SPECIFICATIONS：
Maximum Input Horsepower: 1600HP(1193KW)
Stroke inch(mm) : 12” (304.8mm)
Rated pump speed, spm : 120
Maximum liner bore, inches (mm) :7 1/4” (184.2)
Suction connection: 10” ASA-150 lb. R.J. flang
Discharge connection, cross: 6” API-5000 lb. R.J. flang
Gear ratio: 3.439:1
II 12P160 MUD PUMP EXPENDABLES PARTS
7 1/2× 12 12P160
| 12P160 | PART NO. | PART NO. | | PART NO. |
| Liners & Liner Packing | Gaskets | |
| SIZES | LINER | LINER PACKING | Valve Cover Gasket | LAG-0771 |
| 4” | LA-0259-40 | LAG-0265 | Cylinder Head Gasket | N/A |
| 4½” | LA-0259-44 | LAG-0265 | | |
| 5” | LA-0259-50 | LAG-0265 | | |
| 5½” | LA-0259-54 | LAG-0263 | | |
| 6” | LA-0259-60 | LAG-0261 | | |
| 6¼” | LA-0259-62 | LAG-0283 | | |
| 6½” | LA-0259-64 | LAG-0284 | | |
| 6¾” | LA-0259-66 | LAG-0287 | | |
| 7” | LA-0259-70 | LAG-0285 | | |
| 7¼” | LA-0259-72 | LAG-0286 | | |
| 7½” | LA-0259-74 | N/A | | |
| SERIES | LA-4 WEB | LA-FULL OPEN | LA-G2 | LA-ROUGHNECK |
| VALVE (Urethane Insert) | LA-U5C-EEF | LA-7FO-V1 | LA-1560985 | LA-RN7-V1 |
| VALVE (Rubber Insert) | LA-5C-EEF | N/A | N/A | N/A |
| VALVE SEAT | LA-7DD-B12 | LA-7FO-S4 | LA-1561440 | LA-RN7-S12 |
| VALVE SPRING | LA-5710-115 | LA-5710-115L | LA-1560702 | LA-5710-115L |
| VALVE INSERT (Red Thunder) | LA-UDD-7BHT | N/A | N/A | N/A |
| VALVE INSERT (Urethane) | LA-UDD-7B | LA-7FO-SI | LA-1560557 | LA-RN7-I |
| VALVE INSERT (Rubber) | LA-DD-7B | N/A | N/A | N/A |
| VALVE SEAT PULLER HEAD | LA-1700-7 | LA-1700-7FO | LA-1700-7G2 | LA-1700-7FO |
| Piston Size | Bonded Pistons | Imperial Piston | Imperial Rubber Kits | Rubber Bonded | Long Life (Urethane) |
| 4” | LA-RT-400 | LA-I40HK14/15 | LA-I40HK | LA-RB-400 | LA-LL-400 |
| 4½” | LA-RT-440 | LA-I44HK14/15 | LA-I44HK | LA-RB-440 | LA-LL-440 |
| 5” | LA-RT-500 | LA-I50HB14/15 | LA-I50HB | LA-RB-500 | LA-LL-500 |
| 5½” | LA-RT-540 | LA-I54HB14/15 | LA-I54HB | LA-RB-540 | LA-LL-540 |
| 6” | LA-RT-600 | LA-I60HB14/15 | LA-I60HB | LA-RB-600 | LA-LL-600 |
| 6½” | LA-RT-640 | LA-I64HL14/15 | LA-I64HL | LA-RB-640 | LA-LL-640 |
| 7” | LA-RT-700 | LA-I70HL14/15 | LA-I70HL | LA-RB-700 | LA-LL-700 |
| 7½” | N/A | LA-I74HL14/15 | LA-I70HL | LA-RB-740 | LA-LL-740 |
| *1/4 Size are available upon request |
| RODS | |
| PISTON ROD | LA-0258-A |
| SUB ROD | LA-0258-B |
| EXTENSION ROD | LA-16-0258 |
| ROD CLAMP | LA-24-0258 |
| PISTON ROD NUT | LA-7403364 |
NATIONAL 12P160
FLUID END MODULE AND ACCESSORIES
| Item | Part No. | Description | Qty per Pump |
| 1 | LA-1292240 | Discharge Module, Studded (Included Items 2 – 10) | 3 |
| 2 | LA-1292241 | Discharge Module, Only | 3 |
| 3 | LA-6300220 | Nut – Frame | 30 |
| 4 | LA-2408029 | Stud – Frame | 30 |
| 5 | LA-6300180 | Nut – Liner Bushing | 18 |
| 6 | LA-2408028 | Stud – Liner Bushing | 18 |
| 7 | LA-6300281 | Nut – Suction to Discharge Module | 18 |
| 8 | LA-2408033 | Stud – Suction to Discharge Module | 18 |
| 9 | LA-6300240 | Nut – Threaded Ring | 72 |
| 10 | LA-2408027 | Stud – Threaded Ring | 72 |
| 11 | LA-1292243 | Suction Module, Studded (Included Items 9, 10, 12) | 3 |
| 12 | LA-1292244 | Suction Module, Only | 3 |
| 13 | LA-1292165 | Bushing – Liner | 3 |
| 14 | LA-1292174 | Seal Retainer | 6 |
| 15 | LA-1292172 | Valve Cover | 6 |
| 16 | LA-1292178 | Screw – Wedge Adjusting | 6 |
| 17 | LA-6300182 | Nut – Wedge Adjusting | 6 |
| 18 | LA-1292171 | Washer – Wedge Adjusting | 6 |
| 19 | LA-1292176 | Thread Ring | 6 |
| 20 | LA-1292268 | Wedge Assembly(included items 21-22) | 6 |
| 21 | LA-1292179 | Wedge, Set | 6 |
| 22 | LA-1290181 | Spring, Wedge Retaining | 6 |
| 23 | LA-1540127 | Gasket – Valve Cover | 6 |
| 24 | LA-1292140 | Holder – Valve Guide | 6 |
| 25 | LA-1292141 | Insert – Valve Guide | 6 |
| 26 | LA-6511416 | Pin, Dowell | 6 |
| 27 | LA-1292266 | 1 Plate – Wear | 3 |
| 28 | LA-1292252 | Connector – Discharge | 2 |
| 29 | LA-7000307-11 | Screw, Hex Head | 16 |
| 30 | LA-7619050 | Washer, Lock | 16 |
| 31 | LA-1292253 | Adapter – Discharge Connector | 2 |
| 32 | LA-2410031-433 | Packing, Rectangular | 2 |
| 33 | LA-2410031-437 | Packing, Rectangular | 4 |
| 34 | LA-1292166 | Clamp – Liner | 3 |
| 35 | LA-1540851 | Seal – Suction Manifold | 3 |
| 36 | LA-1292262 | Spacer – Discharge, Studded (Included Items 37-39) | 2 |
| 37 | 1292246 | Spacer-Discharge | 2 |
| 38 | LA-2408015 | Stud – Discharge Spacer | 16 |
| 39 | LA-6300240 | Nut – Discharge Spacer | 16 |
| 40 | LA-7006685 | Capscrew | 16 |
| 41 | LA-1292257 | Seal – Module, Wear Plate | 6 |
| 42 | LA-1292258 | Seal-Discharge Spacer | 2 |
| 43 | LA-6908040 | Ring, Oval Joint | 2 |
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