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 |
---|---|
29440 | W. M. BERG 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 |
CWRM | FACE NOMINAL WIDTH | 0.187 INCHES |
CWCD | NOMINAL OUTSIDE DIAMETER | 1.178 INCHES |
CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.280 INCHES FIRST END |
MATT | MATERIAL | STEEL CORROSION RESISTING HUB |
STYL | STYLE DESIGNATOR | PROTRUDING HUB |
MATT | MATERIAL | STEEL CORROSION RESISTING SPRING |
CWTR | HUB STYLE DESIGNATOR | PINNED FIRST END |
TMQY | FURNISHED ITEMS AND QUANTITY | 1 SETSCREW |
CWTX | HUB NOMINAL DIAMETER | 0.500 INCHES FIRST END |
SFTT | SURFACE TREATMENT | PASSIVATE BODY |
ANTP | BORE STYLE | PLAIN BOTH ENDS |
AGJS | PITCH DIAMETER | 1.1141 INCHES NOMINAL |
MATT | MATERIAL | STEEL COMP 303 BODY |
CWRS | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
AJLA | TEETH QUANTITY | 35 |
CWNH | TOOTH FORM | STANDARD |