| Item Name | Worm Shaft |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3040 Miscellaneous Power Transmission Equipment |
| National Item Identification Number (NIIN) | 00-087-6533 (000876533) |
| NCB Code | USA (00) |
| Manufacturer | Springfield Armory |
| MRC | Criteria | Characteristic |
|---|---|---|
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.250 INCHES MINIMUM SECOND END,SECOND PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.260 INCHES MAXIMUM SECOND END,SECOND PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.669 INCHES NOMINAL FIRST END,SECOND PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.781 INCHES NOMINAL FIRST END,FIRST PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.790 INCHES MAXIMUM SECOND END,FIRST PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 1.980 INCHES NOMINAL SECOND END,FOURTH PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.311 INCHES MINIMUM FIRST END,SECOND PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.312 INCHES MAXIMUM FIRST END,SECOND PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.315 INCHES NOMINAL SECOND END,SECOND PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.330 INCHES MINIMUM FIRST END,FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.340 INCHES MAXIMUM FIRST END,FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.400 INCHES MINIMUM SECOND END,FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.410 INCHES MAXIMUM SECOND END,FIRST PORTION |
| FEAT | SPECIAL FEATURES | 2 PIN HOLES 0.078 IN. DIA,LOCATED ON FOURTH PORTION OF SECOND END |
| MATT | MATERIAL | STEEL |
| ZZZV | FSC APPLICATION DATA | TELESCOPE,PANORAMIC |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| AASA | THREAD LENGTH | 0.170 INCHES NOMINAL SECOND END,THIRD PORTION |
| ABHP | OVERALL LENGTH | 5.320 INCHES MINIMUM AND 5.330 INCHES MAXIMUM |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNF BOTH ENDS |
| AKAF | SHAFT THREAD DIRECTION | RIGHT-HAND SECOND END,THIRD PORTION |
| BYFR | TEETH HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| CFFB | WORM THREAD QUANTITY | 1 |
| CFFC | WORM THREAD LEAD | 0.098 INCHES NOMINAL |
| CFFD | WORM THREAD DIRECTION | LEFT-HAND |
| CFFF | WORM PRESSURE ANGLE IN DEG | 14.500 |
| CFFG | WORM HELIX ANGLE | 3 DEG 10 MIN |
| CFFK | WORM OUTSIDE DIAMETER | 0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| CFFL | WORM PITCH DIAMETER | 0.560 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| CFFM | SHAFT HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| CFFN | WORM THREAD SECTION LENGTH | 0.680 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
| CFFP | WORM BODY LENGTH | 2.251 INCHES NOMINAL |
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| CFFW | SHAFT LOCATION | BOTH ENDS OF WORM |
| Components Related to NSN - 3040-00-087-6533, 3040000876533 | ||||
| 3040-00-651-7125 (3040006517125) | 3010-01-269-0001 (3010012690001) | 3040-00-840-9486 (3040008409486) | 3020-01-340-4104 (3020013404104) | |
| 3020-01-317-8984 (3020013178984) | 3020-00-419-2991 (3020004192991) | 3040-01-477-4789 (3040014774789) | 3020-00-021-3111 (3020000213111) | |
| 3020-00-260-9365 (3020002609365) | 3020-00-273-2708 (3020002732708) | 3020-00-074-8707 (3020000748707) | 3040-01-551-0551 (3040015510551) | |
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