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 |
|---|---|
| 00328 | DESIGNATRONICS INCORPORATED DBA STER |
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 | PASSIVATE HUB |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 12 |
| SFTT | SURFACE TREATMENT | ANODIZE BODY |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171,FINISH NO. 5.4.1 MIL SPEC SINGLE TREATMENT RESPONSE HUB |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.166 INCHES |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWRM | FACE NOMINAL WIDTH | 0.104 INCHES |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 BODY |
| AGJS | PITCH DIAMETER | 1.1451 INCHES MINIMUM AND 1.1458 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.221 INCHES FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 0.312 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | PINNED FIRST END |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CWRS | BORE NOMINAL DIAMETER | 0.125 INCHES BOTH ENDS |
| MATT | MATERIAL | STEEL COMP 303 HUB |
| AJLA | TEETH QUANTITY | 110 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE HUB |
| CWNH | TOOTH FORM | STANDARD |