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 |
|---|---|
| 97674 | CONE DRIVE OPERATIONS INC. DIV CONE |
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 |
| CFFX | STRAIGHT UNTHREADED LENGTH | 6.312 INCHES NOMINAL FIRST END |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.499 INCHES NOMINAL BOTH ENDS |
| MATL | MATERIAL | STEEL |
| BYFR | TEETH HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| CFFK | WORM OUTSIDE DIAMETER | 2.270 INCHES NOMINAL |
| CFFP | WORM BODY LENGTH | 6.870 INCHES NOMINAL |
| CFFX | STRAIGHT UNTHREADED LENGTH | 5.437 INCHES NOMINAL SECOND END |
| ABHP | OVERALL LENGTH | 18.603 INCHES NOMINAL |
| CFGB | UNTHREADED SECTION KEYWAY DEPTH | 2.750 INCHES NOMINAL SECOND END |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |
| CFGB | UNTHREADED SECTION KEYWAY DEPTH | 3.500 INCHES NOMINAL FIRST END |
| AAHN | END SIMILARITY | IDENTICAL |
| CFFW | SHAFT LOCATION | BOTH ENDS OF WORM |