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 |
|---|---|
| 36090 | LOCKHEED MARTIN LIBRASCOPE CORP |
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 |
| CWWC | CLAMPING SURFACE NOMINAL LENGTH | 0.230 INCHES FIRST END |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL |
| CWRM | FACE NOMINAL WIDTH | 0.125 INCHES |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| AJLA | TEETH QUANTITY | 96 |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| BDZQ | BACKLASH DESIGNATION | GRADE C |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.230 INCHES FIRST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.018 INCHES |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| AGJS | PITCH DIAMETER | 1.0005 INCHES MINIMUM AND 1.0010 INCHES MAXIMUM |
| CWTR | HUB STYLE DESIGNATOR | SPLIT FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 0.312 INCHES FIRST END |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CWRS | BORE NOMINAL DIAMETER | 0.125 INCHES BOTH ENDS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 ALLOY 2024 T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CWNH | TOOTH FORM | STANDARD |