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 |
|---|---|
| 24446 | GENERAL ELECTRIC CO |
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 |
|---|---|---|
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.306 INCHES MINIMUM FIRST END, SECOND PORTION |
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| CFFL | WORM PITCH DIAMETER | 2.010 INCHES NOMINAL |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.314 INCHES MAXIMUM FIRST END, SECOND PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.828 INCHES NOMINAL FIRST END, FIRST PORTION |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.3700 INCHES MINIMUM SECOND END, FIFTH PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.924 INCHES MINIMUM FIRST END, THIRD PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.068 INCHES MINIMUM SECOND END, THIRD PORTION |
| ABHP | OVERALL LENGTH | 18.500 INCHES NOMINAL |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.3781 INCHES MINIMUM FIRST END, FIRST PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.250 INCHES NOMINAL SECOND END, FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.5753 INCHES MAXIMUM SECOND END, FOURTH PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.4995 INCHES MINIMUM SECOND END, FIFTH PORTION |
| CFFF | WORM PRESSURE ANGLE IN DEG | 25.000 |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.072 INCHES MAXIMUM SECOND END, THIRD PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.5000 INCHES MAXIMUM SECOND END, FIFTH PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.5753 INCHES MAXIMUM SECOND END, SECOND PORTION |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.3720 INCHES MAXIMUM SECOND END, FIFTH PORTION |
| BYFR | TEETH HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.928 INCHES MAXIMUM FIRST END, THIRD PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 1.437 INCHES MINIMUM SECOND END, SECOND PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.3785 INCHES MAXIMUM FIRST END, FIRST PORTION |
| CFFK | WORM OUTSIDE DIAMETER | 2.312 INCHES MINIMUM AND 2.314 INCHES MAXIMUM |
| ZZZV | FSC APPLICATION DATA | STEAM TURBINE |
| MATL | MATERIAL | STEEL,B50AM400-J,GENERAL ELECTRIC CO |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.485 INCHES MINIMUM SECOND END, THIRD PORTION |
| CFFM | SHAFT HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| CFFB | WORM THREAD QUANTITY | 3 |
| CFFC | WORM THREAD LEAD | 1.800 INCHES NOMINAL |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.5749 INCHES MINIMUM SECOND END, FOURTH PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.495 INCHES MAXIMUM SECOND END, THIRD PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.056 INCHES MINIMUM FIRST END, SECOND PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.5749 INCHES MINIMUM SECOND END, SECOND PORTION |
| CFFG | WORM HELIX ANGLE | 15 DEG 54 MIN 37.46 SEC |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 2.000 INCHES NOMINAL SECOND END, FIRST PORTION |
| CFFP | WORM BODY LENGTH | 9.062 INCHES NOMINAL |
| CFFN | WORM THREAD SECTION LENGTH | 6.500 INCHES NOMINAL |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.060 INCHES MAXIMUM FIRST END, SECOND PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.240 INCHES NOMINAL SECOND END, FOURTH PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 1.438 INCHES MAXIMUM SECOND END, SECOND PORTION |
| CFGB | UNTHREADED SECTION KEYWAY DEPTH | 0.1875 INCHES NOMINAL SECOND END, FIFTH PORTION |
| CFFW | SHAFT LOCATION | BOTH ENDS OF WORM |
| CFFX | STRAIGHT UNTHREADED LENGTH | 6.250 INCHES NOMINAL SECOND END, FIFTH PORTION |