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 |
|---|---|
| 80064 | NAVAL SHIP SYSTEMS COMMAND |
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 | 1.1812 INCHES MINIMUM SECOND END, FIRST PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.1812 INCHES MINIMUM SECOND END, FIRST PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.938 INCHES NOMINAL FIRST END, FIRST PORTION |
| CFFQ | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.0000 INCHES MAXIMUM SECOND END, SECOND PORTION |
| CFFK | WORM OUTSIDE DIAMETER | 1.808 INCHES NOMINAL |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| CFFN | WORM THREAD SECTION LENGTH | 3.500 INCHES NOMINAL |
| CFFF | WORM PRESSURE ANGLE IN DEG | 20.000 |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.1880 INCHES NOMINAL FIRST END, FIRST PORTION |
| AASA | THREAD LENGTH | 0.563 INCHES NOMINAL FIRST END, FIRST PORTION |
| AKAF | SHAFT THREAD DIRECTION | RIGHT-HAND FIRST END, FIRST PORTION |
| AJYP | SCREW THREAD SERIES DESIGNATOR | SPECIAL /1.133 TO 1.137 IN. PITCH DIA/ FIRST END, FIRST PORTION |
| BYFR | TEETH HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM |
| CFFG | WORM HELIX ANGLE | 8 DEG,19 MIN,16.45 SEC |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.1880 INCHES NOMINAL SECOND END, FIRST PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 0.688 INCHES NOMINAL SECOND END, FIRST PORTION |
| CFFP | WORM BODY LENGTH | 6.125 INCHES NOMINAL |
| CFGB | UNTHREADED SECTION KEYWAY DEPTH | 0.094 INCHES NOMINAL FIRST END, FIRST PORTION |
| ABHP | OVERALL LENGTH | 14.500 INCHES NOMINAL |
| AJYP | SCREW THREAD SERIES DESIGNATOR | SPECIAL /1.133 TO 1.137 IN. PITCH DIA/ SECOND END, FIRST PORTION |
| CFGB | UNTHREADED SECTION KEYWAY DEPTH | 0.094 INCHES NOMINAL SECOND END, FIRST PORTION |
| AASA | THREAD LENGTH | 0.500 INCHES NOMINAL SECOND END, FIRST PORTION |
| CFFB | WORM THREAD QUANTITY | 2 |
| ABRR | KEYWAY WIDTH | 0.188 INCHES NOMINAL FIRST END, FIRST PORTION |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.2450 INCHES MINIMUM SECOND END, SECOND PORTION |
| CFGB | UNTHREADED SECTION KEYWAY DEPTH | 0.125 INCHES NOMINAL SECOND END, SECOND PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.1815 INCHES MAXIMUM FIRST END, FIRST PORTION |
| MATL | MATERIAL | STEEL,B50R214,CLASS A,GENERAL ELECTRIC CO |
| AKAF | SHAFT THREAD DIRECTION | RIGHT-HAND SECOND END, FIRST PORTION |
| CFFX | STRAIGHT UNTHREADED LENGTH | 5.438 INCHES NOMINAL SECOND END, SECOND PORTION |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 0.9995 INCHES MINIMUM SECOND END, SECOND PORTION |
| CFFL | WORM PITCH DIAMETER | 1.600 INCHES NOMINAL |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.1812 INCHES MINIMUM FIRST END, FIRST PORTION |
| ABRR | KEYWAY WIDTH | 0.188 INCHES NOMINAL SECOND END, FIRST PORTION |
| CFFD | WORM THREAD DIRECTION | RIGHT-HAND |
| CFFY | STRAIGHT UNTHREADED SECTION DIAMETER | 1.1815 INCHES MAXIMUM SECOND END, FIRST PORTION |
| CFFM | SHAFT HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM |
| CFFC | WORM THREAD LEAD | 0.7352 INCHES NOMINAL |
| CFFW | SHAFT LOCATION | BOTH ENDS OF WORM |
| CFFZ | UNTHREADED SECTION KEYWAY WIDTH | 0.2470 INCHES MAXIMUM SECOND END, SECOND PORTION |