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 |
|---|---|
| 29964 | ALLIED DEVICES CORP DBA ABSOLUTE PRE |
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 |
|---|---|---|
| MATT | MATERIAL | STEEL COMP 302 SPRING |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AJLA | TEETH QUANTITY | 96 |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWRM | FACE NOMINAL WIDTH | 0.104 INCHES |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC 3RD MATERIAL RESPONSE SECOND GEAR |
| BDZQ | BACKLASH DESIGNATION | GRADE C |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC 1ST MATERIAL RESPONSE FIRST GEAR |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC 2ND MATERIAL RESPONSE HUB |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.531 INCHES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.281 INCHES FIRST END |
| CQFM | HARDNESS RATING | 75.0 ROCKWELL B MINIMUM OVERALL AND 90.0 ROCKWELL B MAXIMUM OVERALL |
| CWTX | HUB NOMINAL DIAMETER | 0.310 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | PINNED FIRST END |
| TMQY | FURNISHED ITEMS AND QUANTITY | 1 SETSCREW |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-766 FED SPEC 4TH MATERIAL RESPONSE SPRING |
| CWRS | BORE NOMINAL DIAMETER | 0.125 INCHES BOTH ENDS |
| MATT | MATERIAL | STEEL COMP 303 HUB |
| AGJS | PITCH DIAMETER | 1.4990 INCHES MINIMUM AND 1.50000 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 10 |
| MATT | MATERIAL | STEEL COMP 303 SECOND GEAR |
| MATT | MATERIAL | STEEL COMP 303 FIRST GEAR |
| CWNH | TOOTH FORM | STANDARD |