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 |
| CWXB | FIRST STEP NOMINAL DIAMETER | 0.495 INCHES FIRST END |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE HUB |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| FEAT | SPECIAL FEATURES | HUB HAS SPLIT 0.180 IN. FROM END |
| SFTT | SURFACE TREATMENT | PASSIVATE FIRST GEAR |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE HUB |
| CWWH | END NOMINAL LENGTH | 0.180 INCHES FIRST END |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE SECOND GEAR |
| CWRM | FACE NOMINAL WIDTH | 0.104 INCHES |
| CWWS | FIRST STEP NOMINAL LENGTH | 0.041 INCHES FIRST END |
| CWRS | BORE NOMINAL DIAMETER | 0.120 INCHES FIRST END |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.958 INCHES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.221 INCHES FIRST END |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE FIRST GEAR |
| CWWN | END NOMINAL DIAMETER | 0.187 INCHES FIRST END |
| MATT | MATERIAL | STEEL COMP 303 HUB |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FIRST GEAR |
| AJLA | TEETH QUANTITY | 90 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SECOND GEAR |
| AGJS | PITCH DIAMETER | 0.9375 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 303 SECOND GEAR |
| MATT | MATERIAL | STEEL COMP 303 FIRST GEAR |
| CWNH | TOOTH FORM | STANDARD |
| SFTT | SURFACE TREATMENT | PASSIVATE SECOND GEAR |