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 |
|---|---|
| 14632 | DRS SIGNAL SOLUTIONS 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 |
|---|---|---|
| SFTT | SURFACE TREATMENT | PASSIVATE HUB |
| SFTT | SURFACE TREATMENT | ANODIZE BODY |
| AJLA | TEETH QUANTITY | 93 |
| CMLK | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| FEAT | SPECIAL FEATURES | ATTACHING HOLES SPACED 90 DEG APART THRU HUB |
| CWRM | FACE NOMINAL WIDTH | 0.125 INCHES |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.9790 INCHES |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWFR | NOMINAL OVERALL LENGTH | 0.375 INCHES |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 BODY |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.250 INCHES FIRST END |
| CQLT | MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| AGJS | PITCH DIAMETER | 1.9380 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 303,COND A FED SPEC SINGLE MATERIAL RESPONSE HUB |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| MATT | MATERIAL | STEEL COMP 303 HUB |
| CWTX | HUB NOMINAL DIAMETER | 0.563 INCHES FIRST END |
| CMLM | MOUNTING HOLE THREAD QUANTITY PER INCH | 40 TRANSVERSELY THROUGH HUB, FIRST END |
| CWRS | BORE NOMINAL DIAMETER | 0.187 INCHES BOTH ENDS |
| CWNH | TOOTH FORM | STANDARD |