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 |
|---|---|---|
| CWXB | FIRST STEP NOMINAL DIAMETER | 1.130 INCHES SECOND END |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 12 |
| CWWH | END NOMINAL LENGTH | 0.600 INCHES FIRST END |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.985 INCHES COUNTER BORE, SECOND END |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.152 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP BOTH ENDS |
| BDTX | SPLINE PITCH DIAMETER | 0.6000 INCHES NOMINAL BOTH ENDS |
| CWXB | FIRST STEP NOMINAL DIAMETER | 0.984 INCHES FIRST END |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.583 INCHES SECOND END |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| ABSA | SPLINE QUANTITY | 12 BOTH ENDS |
| CWWH | END NOMINAL LENGTH | 0.500 INCHES SECOND END |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.083 INCHES SECOND END |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.552 INCHES FIRST END |
| AAQL | BODY STYLE | WEBBED, WITH LIGHTENING HOLES |
| CWRS | BORE NOMINAL DIAMETER | 0.650 INCHES BOTH ENDS |
| CWWN | END NOMINAL DIAMETER | 0.875 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.310 INCHES |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
| CQFM | HARDNESS RATING | 52.0 ROCKWELL C MINIMUM OVERALL AND 55.0 ROCKWELL C MAXIMUM OVERALL |
| ANTP | BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 0.750 INCHES COUNTER BORE, SECOND END |
| ANTP | BORE STYLE | W/COUNTERBORE SECOND END |
| CWWN | END NOMINAL DIAMETER | 0.984 INCHES SECOND END |
| AGJS | PITCH DIAMETER | 3.5355 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 35 |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.745 INCHES |
| CWNH | TOOTH FORM | STANDARD |