Part Number
Part Number:
NSN:
NIIN:
Item Name:
GEAR , WORM
Definition:
A GEAR WITH TEETH ON ITS OUTER SURFACE IN THE FORM OF HELICAL THREADS.
CAGE Information
| Code | Company |
|---|---|
| 21530 | SPENCER INDUSTRIES INC |
Federal Supply Class
Title
GEARS, PULLEYS, SPROCKETS, AND T
Inclusions:
INCLUDES POWER TRANSMISSION CHAIN; MATCHED GEAR SETS.
Exclusions:
EXCLUDES REDUCTION GEARS (FSC 3010).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CWRM | FACE NOMINAL WIDTH | 1.000 INCHES |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWPZ | HELIX ANGLE | 12.0000 DEGREES |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.723 INCHES |
| CQFM | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM OVERALL AND 60.0 ROCKWELL C MAXIMUM OVERALL |
| CWRS | BORE NOMINAL DIAMETER | 0.313 INCHES BOTH ENDS |
| CWPC | THREAD FORM QUANTITY | 4 |
| MATT | MATERIAL | STEEL OVERALL |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.250 INCHES FIRST END |
| CWFR | NOMINAL OVERALL LENGTH | 1.250 INCHES |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 0.328 INCHES BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 0.500 INCHES FIRST END |