Part Number
Part Number:
NSN:
NIIN:
Item Name:
WORM SHAFT
Definition:
A DRIVE SHAFT HAVING HELICAL THREAD(S) ON A PORTION OF ITS OUTER SURFACE, MACHINED BEARING SURFACE(S) AND FACILITIES FOR DRIVING (OTHER THAN A HUB) ON ONE OR BOTH ENDS OF SHAFT. DESIGNED TO MATE WITH A CAM, GEAR SECTOR, WORM WHEEL, ETC. INCLUDES ITEMS WITH BEARINGS. EXCLUDES ITEMS HAVING MORE THAN ONE WORM COMPLEMENT OF HELICAL THREADS, ITEMS WITH A SEPARATE COMPLEMENT OF GEAR TEETH, AND GEAR, WORM.
CAGE Information
| Code | Company |
|---|---|
| 96169 | ELECTRIC BOAT CORPORATION |
Federal Supply Class
Title
MISCELLANEOUS POWER TRANSMISSION
Inclusions:
INCLUDES SHAFTS AND SHAFTING; COLLARS; GEARSHAFTS; BALL JOINTS; ACTUATING CYLINDERS.
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| CFFL | WORM PITCH DIAMETER | 2.000 INCHES NOMINAL |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| CFFP | WORM BODY LENGTH | 20.000 INCHES NOMINAL |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| MATL | MATERIAL | NICKEL COPPER ALLOY |
| CFFB | WORM THREAD QUANTITY | 1 |
| CFFG | WORM HELIX ANGLE | 4 DEG 46 MIN |
| CFFN | WORM THREAD SECTION LENGTH | 2.000 INCHES NOMINAL |
| CFFC | WORM THREAD LEAD | 0.524 INCHES NOMINAL |
| CFFK | WORM OUTSIDE DIAMETER | 2.333 INCHES NOMINAL |
| CFFT | TAPERED BEARING SURFACE LENGTH | 1.000 INCHES NOMINAL |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |