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 |
|---|---|
| 99167 | HAMILTON SUNDSTRAND 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 |
|---|---|---|
| CFFN | WORM THREAD SECTION LENGTH | 0.625 INCHES NOMINAL |
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| ABHP | OVERALL LENGTH | 3.431 INCHES NOMINAL |
| CFFW | SHAFT LOCATION | ONE END OF WORM |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.094 INCHES NOMINAL FIRST END, FIRST PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 2.712 INCHES NOMINAL FIRST END |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.0620 INCHES NOMINAL FIRST END, SIXTH PORTION |
| CFGC | UNTHREADED SECTION PIN HOLE DIAMETER | 0.0630 INCHES NOMINAL FIRST END, SIXTH PORTION |
| SURF | SURFACE TREATMENT | ANODIZED |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.141 INCHES NOMINAL FIRST END, FIFTH PORTION |
| MATL | MATERIAL | ALUMINUM ALLOY |
| CFFK | WORM OUTSIDE DIAMETER | 0.313 INCHES NOMINAL |
| CFFC | WORM THREAD LEAD | 0.143 INCHES NOMINAL |
| CFFG | WORM HELIX ANGLE | 29 DEGREES |
| CFFL | WORM PITCH DIAMETER | 0.261 INCHES MINIMUM AND 0.273 INCHES MAXIMUM |
| CFFF | WORM PRESSURE ANGLE IN DEG | 9.400 |
| CFGB | UNTHREADED SECTION KEYWAY DEPTH | 0.141 INCHES NOMINAL FIRST END, SIXTH PORTION |
| CFFB | WORM THREAD QUANTITY | 9 |
| CFFP | WORM BODY LENGTH | 0.625 INCHES NOMINAL |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.437 INCHES NOMINAL FIRST END, FOURTH PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.437 INCHES NOMINAL FIRST END, SECOND PORTION |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.250 INCHES NOMINAL FIRST END, THIRD PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.437 INCHES NOMINAL FIRST END, SIXTH PORTION |