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 |
|---|---|
| 97499 | BELL HELICOPTER TEXTRON 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 |
|---|---|---|
| CWRS | BORE NOMINAL DIAMETER | 3.000 INCHES BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 3.427 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| BDTX | SPLINE PITCH DIAMETER | 3.0000 INCHES NOMINAL BOTH ENDS |
| CWRM | FACE NOMINAL WIDTH | 0.375 INCHES |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| AJLA | TEETH QUANTITY | 60 |
| ABSA | SPLINE QUANTITY | 30 BOTH ENDS |
| CWRB | BODY RECESS NOMINAL DEPTH | 0.092 INCHES SECOND END |
| AAQL | BODY STYLE | WEBBED, SOLID |
| AGJS | PITCH DIAMETER | 5.0000 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM OVERALL AND 44.0 ROCKWELL C MAXIMUM OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
| MATT | MATERIAL | STEEL OVERALL |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.717 INCHES FIRST END |
| FEAT | SPECIAL FEATURES | FLIGHT SAFETY CRITICAL |
| ANTP | BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| CWCD | NOMINAL OUTSIDE DIAMETER | 5.168 INCHES |
| CWFR | NOMINAL OVERALL LENGTH | 1.092 INCHES |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| CWNH | TOOTH FORM | STANDARD |