Part Number
Part Number:
NSN:
NIIN:
Item Name:
GEAR , ANTIBACKLASH , SPUR
Definition:
AN ITEM HAVING ONE FIXED GEAR AND ONE FREE GEAR, BOTH HAVING THE SAME COMPLEMENT OF SPUR GEAR TEETH, MOUNTED ON A COMMON HUB. THE FREE GEAR IS ATTACHED TO THE FIXED GEAR BY SPRINGS AND OPERATES AS ONE GEAR. UPON INSTALLATION WITH THE MATING GEAR, THE TEETH OF THE FREE MOVING GEAR ARE PRESET TO MESH WITH TEETH OTHER THAN THOSE OF THE FIXED GEAR. THIS SPRING TENSION BETWEEN THE FIXED GEAR AND THE FREE GEAR ELIMINATES ANY FREE MOTION BETWEEN THE DRIVER AND THE DRIVEN GEAR. THE GEAR IS USED WHERE IDENTICAL AND ACCURATE TRANSMITTED MOTION BETWEEN GEARS IS REQUIRED.
CAGE Information
| Code | Company |
|---|---|
| 53712 | WESTFIELD PRECISION PRODUCTS INC WES |
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 |
|---|---|---|
| CWWH | END NOMINAL LENGTH | 0.141 INCHES FIRST END |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.044 INCHES SECOND END |
| CWXB | FIRST STEP NOMINAL DIAMETER | 0.302 INCHES FIRST END |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWTR | HUB STYLE DESIGNATOR | PLAIN SECOND END |
| AGJS | PITCH DIAMETER | 2.7500 INCHES NOMINAL |
| CWRM | FACE NOMINAL WIDTH | 0.104 INCHES |
| CWWN | END NOMINAL DIAMETER | 0.312 INCHES FIRST END |
| ABSX | ATTACHMENT METHOD | CLAMP |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.062 INCHES FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 2.750 INCHES BETWEEN BODY AND FLANGE |
| MATT | MATERIAL | STEEL OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 2.781 INCHES |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
| AJLA | TEETH QUANTITY | 176 |
| CWXL | SECOND STEP NOMINAL DIAMETER | 0.500 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | 2 STEPS FIRST END |
| AGAV | END ITEM IDENTIFICATION | AIRCRAFT; F14A TOMCAT |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.282 INCHES FIRST END |
| CWRS | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| CWRS | BORE NOMINAL DIAMETER | 0.312 INCHES SECOND END |
| CWXG | SECOND STEP NOMINAL LENGTH | 0.078 INCHES FIRST END |
| CWNH | TOOTH FORM | STANDARD |