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 |
|---|---|
| 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL D |
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 |
|---|---|---|
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 12 |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 12 |
| AJLA | TEETH QUANTITY | 160 |
| CWRM | FACE NOMINAL WIDTH | 0.125 INCHES |
| AGJS | PITCH DIAMETER | 1.6667 INCHES NOMINAL |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI 416 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ABSX | ATTACHMENT METHOD | CLAMP |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.290 INCHES FIRST END |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| MATT | MATERIAL | STEEL COMP 416 OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171,FINISH NO. 5.4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.6854 INCHES |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CWRS | BORE NOMINAL DIAMETER | 0.1874 INCHES BOTH ENDS |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| CWNH | TOOTH FORM | STANDARD |