| Item Name | Wormshaft |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3040 Miscellaneous Power Transmission Equipment |
| National Item Identification Number (NIIN) | 00-355-1421 (003551421) |
| NCB Code | USA (00) |
| Manufacturer | Cnh Industrial America Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 15.500 INCHES NOMINAL |
| BYFR | TEETH HARDNESS RATING | 56.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM |
| CFFB | WORM THREAD QUANTITY | 1 |
| CFFC | WORM THREAD LEAD | 0.500 INCHES NOMINAL |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |
| CFFF | WORM PRESSURE ANGLE IN DEG | 20.000 |
| CFFG | WORM HELIX ANGLE | 4 DEG 33 MIN |
| CFFK | WORM OUTSIDE DIAMETER | 2.3155 INCHES NOMINAL |
| CFFL | WORM PITCH DIAMETER | 2.000 INCHES NOMINAL |
| CFFM | SHAFT HARDNESS RATING | 56.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM |
| CFFN | WORM THREAD SECTION LENGTH | 2.625 INCHES NOMINAL |
| CFFP | WORM BODY LENGTH | 4.096 INCHES NOMINAL |
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | PROVIDED |
| CFFR | TAPERED BEARING SURFACE LARGEST DIAMETER | 1.3605 INCHES NOMINAL |
| CFFS | TAPERED BEARING SURFACE SMALLEST DIAMETER | 1.1545 INCHES NOMINAL |
| CFFT | TAPERED BEARING SURFACE LENGTH | 0.4055 INCHES NOMINAL |
| CFFW | SHAFT LOCATION | ONE END OF WORM |
| CFFX | STRAIGHT UNTHREADED LENGTH | 3.000 INCHES NOMINAL FIRST END,SECOND PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 7.447 INCHES NOMINAL FIRST END,FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.969 INCHES NOMINAL FIRST END,FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.999 INCHES MINIMUM FIRST END,SECOND PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.000 INCHES MAXIMUM FIRST END,SECOND PORTION |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.2487 INCHES MINIMUM FIRST END,SECOND PORTION |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.2505 INCHES MAXIMUM FIRST END,SECOND PORTION |
| CFGB | UNTHREADED SECTION KEYWAY DEPTH | 0.334 INCHES NOMINAL FIRST END,SECOND PORTION |
| CFGC | UNTHREADED SECTION PIN HOLE DIAMETER | 0.2500 INCHES MINIMUM FIRST END,SECOND PORTION |
| CFGC | UNTHREADED SECTION PIN HOLE DIAMETER | 0.2520 INCHES MAXIMUM FIRST END,SECOND PORTION |
| MATT | MATERIAL | STEEL COMP 5120 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624,FS5120 FED SPEC SINGLE MATERIAL RESPONSE |
| Relevant Components for NSN - 3040-00-355-1421, 3040003551421 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
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