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 |
|---|---|
| 80063 | US ARMY COMMUNICATIONS & ELECTRONICS |
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 |
| CWCD | NOMINAL OUTSIDE DIAMETER | 2.530 INCHES |
| AJLA | TEETH QUANTITY | 160 |
| CWWC | CLAMPING SURFACE NOMINAL LENGTH | 0.250 INCHES FIRST END |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,TYPE 303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CWRM | FACE NOMINAL WIDTH | 0.104 INCHES |
| ABSX | ATTACHMENT METHOD | CLAMP |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| CWTR | HUB STYLE DESIGNATOR | SPLIT FIRST END |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.281 INCHES FIRST END |
| AGJS | PITCH DIAMETER | 2.4993 INCHES MINIMUM AND 2.5000 INCHES MAXIMUM |
| CWTX | HUB NOMINAL DIAMETER | 0.312 INCHES FIRST END |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CWRS | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
| CWNH | TOOTH FORM | STANDARD |