Part Number
Part Number:
NSN:
NIIN:
Item Name:
GEAR , SPUR
Definition:
A GEAR, CYLINDRICAL IN FORM, WITH STRAIGHT TEETH ON THE OUTER SURFACE PARALLEL TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, SPUR. FOR BULK MATERIAL, SEE ROD, PINION.
CAGE Information
| Code | Company |
|---|---|
| 78286 | SIKORSKY AIRCRAFT CORPORATION |
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 |
|---|---|---|
| SFTT | SURFACE TREATMENT | OXIDE OVERALL |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.373 INCHES |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| AJLA | TEETH QUANTITY | 52 |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.500 INCHES FIRST END |
| AAQL | BODY STYLE | WEBBED, SOLID |
| CWTX | HUB NOMINAL DIAMETER | 2.250 INCHES FIRST END |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
| FEAT | SPECIAL FEATURES | FLATTED ON ONE SIDE,1.046 IN. MIN,1.052 IN. MAX FROM GEAR CENTERLINE |
| AGJS | PITCH DIAMETER | 3.2500 INCHES NOMINAL |
| CWTX | HUB NOMINAL DIAMETER | 2.250 INCHES SECOND END |
| CWRM | FACE NOMINAL WIDTH | 0.500 INCHES |
| CQFM | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM OVERALL AND 64.0 ROCKWELL C MAXIMUM OVERALL |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.214 INCHES SECOND END |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT | MATERIAL | STEEL COMP E9310 OVERALL |
| CWNH | TOOTH FORM | STANDARD |