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 |
|---|---|
| 23667 | SMITHS DETECTION-EDGEWOOD INC DIV ED |
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 |
|---|---|---|
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.594 INCHES NOMINAL SECOND END, THIRD PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.594 INCHES NOMINAL SECOND END, THIRD PORTION |
| CFFN | WORM THREAD SECTION LENGTH | 0.625 INCHES NOMINAL |
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| CFFF | WORM PRESSURE ANGLE IN DEG | 14.500 |
| ABHP | OVERALL LENGTH | 4.594 INCHES NOMINAL |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.063 INCHES NOMINAL SECOND END, SECOND PORTION |
| CFFC | WORM THREAD LEAD | 0.131 INCHES NOMINAL |
| CFFP | WORM BODY LENGTH | 2.906 INCHES NOMINAL |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.1870 INCHES MINIMUM FIRST END, THIRD PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.9687 INCHES NOMINAL FIRST END, THIRD PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.406 INCHES NOMINAL FIRST END, FIRST PORTION |
| ZZZV | FSC APPLICATION DATA | DUMMY,TRANSMITTER,SHIPS SPEED |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.313 INCHES NOMINAL FIRST END, FIRST PORTION |
| CFFB | WORM THREAD QUANTITY | 1 |
| CFFG | WORM HELIX ANGLE | 4 DEG 46 MIN |
| CFFL | WORM PITCH DIAMETER | 0.497 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.1875 INCHES MAXIMUM FIRST END, THIRD PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.313 INCHES NOMINAL SECOND END, FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.1860 INCHES MINIMUM SECOND END, THIRD PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.1760 INCHES MINIMUM SECOND END, SECOND PORTION |
| CFFK | WORM OUTSIDE DIAMETER | 0.580 INCHES MINIMUM AND 0.583 INCHES MAXIMUM |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.1865 INCHES MAXIMUM SECOND END, THIRD PORTION |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.1765 INCHES MAXIMUM SECOND END, SECOND PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 1.875 INCHES NOMINAL SECOND END, FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.1775 INCHES NOMINAL FIRST END, SECOND PORTION |
| MATL | MATERIAL | STEEL,ASTM A108-52,GRADE 1050 |
| CFFW | SHAFT LOCATION | BOTH ENDS OF WORM |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.063 INCHES NOMINAL FIRST END, SECOND PORTION |