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 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE FIRST GEAR |
| MATT | MATERIAL | STEEL COMP 302 SPRING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE HUB |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.790 INCHES |
| SFTT | SURFACE TREATMENT | PASSIVATE FIRST GEAR |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE FIRST GEAR |
| CWRM | FACE NOMINAL WIDTH | 0.104 INCHES |
| ABSX | ATTACHMENT METHOD | SLOT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A313 ASSN STD SINGLE MATERIAL RESPONSE SPRING |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE HUB |
| AJLA | TEETH QUANTITY | 84 |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| CWWK | PRECISION CLASSIFICATION | ACCURACY GRADE 12 |
| CWTR | HUB STYLE DESIGNATOR | SPLIT SECOND END |
| AGJS | PITCH DIAMETER | 1.7500 INCHES NOMINAL |
| CWWC | CLAMPING SURFACE NOMINAL LENGTH | 0.221 INCHES SECOND END |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.221 INCHES SECOND END |
| CWTX | HUB NOMINAL DIAMETER | 0.310 INCHES SECOND END |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE SECOND GEAR |
| MATT | MATERIAL | STEEL COMP 303 HUB |
| AGAV | END ITEM IDENTIFICATION | 2320-01-123-1610 |
| CWRS | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE SECOND GEAR |
| MATT | MATERIAL | STEEL COMP 303 SECOND GEAR |
| MATT | MATERIAL | STEEL COMP 303 FIRST GEAR |
| SFTT | SURFACE TREATMENT | PASSIVATE SECOND GEAR |