Part Number
Part Number:
NSN:
NIIN:
Item Name:
GEAR , ANTIBACKLASH , HELICAL
Definition:
AN ITEM HAVING ONE FIXED GEAR AND ONE FREE GEAR, BOTH HAVING THE SAME COMPLEMENT OF HELICAL 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 |
|---|---|
| 25734 | BOSCH SECURITY SYSTEMS INC DIV COMMU |
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 |
|---|---|---|
| CWPZ | HELIX ANGLE | 9.0000 DEGREES |
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 0.220 INCHES BOTH ENDS |
| MATT | MATERIAL | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | L-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 0.365 INCHES BOTH ENDS |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.015 INCHES BOTH ENDS |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| ANTP | BORE STYLE | W/COUNTERBORE BOTH ENDS |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.523 INCHES |
| CWZK | MOUNTING HOLE NOMINAL DIAMETER | 0.045 INCHES AXIALLY THROUGH HUB, FIRST END |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 6 OR QUALITY NUMBER 7 |
| CWZN | BOLT HOLE CIRCLE NOMINAL DIAMETER | 0.290 INCHES AXIALLY THROUGH HUB, FIRST END |
| CWNM | TOOTH DIRECTION | LEFT |
| AJLA | TEETH QUANTITY | 15 |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
| CWRS | BORE NOMINAL DIAMETER | 0.220 INCHES BOTH ENDS |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.015 INCHES BOTH ENDS |
| CWRM | FACE NOMINAL WIDTH | 0.405 INCHES |
| CTQY | MOUNTING HOLE TYPE AND QUANTITY | 2 PLAIN AXIALLY THROUGH HUB, FIRST END |
| AGJS | PITCH DIAMETER | 0.4746 INCHES NOMINAL |
| CWNH | TOOTH FORM | STANDARD |