Part Number
Part Number:
NSN:
NIIN:
Item Name:
GEAR CLUSTER
Definition:
A CYLINDRICAL ITEM HAVING A FULL 360 DEGREE (6.282 RADIANS) COMPLEMENT OF TEETH ON TWO OR MORE SURFACES. IT MAY BE A ONE-PIECE CASTING OR COMPOSED OF TWO OR MORE SEPARATE ITEMS FIRMLY HELD TOGETHER BY WELDING, RIVETS, PINS, OR THE LIKE, TO FORM A SINGLE UNIT. IT IS DESIGNED TO MOUNT ON A SHAFT. FOR ITEMS CONSISTING OF A SHAFT WITH AN INTEGRAL COMPLEMENT(S) OR GEAR TEETH, SEE GEARSHAFT (AS MODIFIED). EXCLUDES GEAR SUBASSEMBLY, SPEED DECREASER.
CAGE Information
| Code | Company |
|---|---|
| 18876 | U S ARMY AVIATION AND MISSILE COMMAN |
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 |
|---|---|---|
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 5 ALL GEARS OR QUALITY NUMBER 6 ALL GEARS |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.749 INCHES SECOND GEAR |
| CWQN | HUB NOMINAL LENGTH | 0.160 INCHES BETWEEN FIRST AND SECOND GEAR |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 FIRST GEAR |
| CWRS | BORE NOMINAL DIAMETER | 0.251 INCHES BOTH ENDS |
| APGF | DESIGN TYPE | SPUR FIRST GEAR |
| CWTX | HUB NOMINAL DIAMETER | 0.585 INCHES BETWEEN FIRST AND SECOND GEAR |
| APGF | DESIGN TYPE | SPUR SECOND GEAR |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| CQCF | CONSTRUCTION | ASSEMBLED |
| CWTR | HUB STYLE DESIGNATOR | PLAIN SECOND END |
| MATT | MATERIAL | STEEL COMP 303 SHAFT/HUB |
| CWQN | HUB NOMINAL LENGTH | 0.0560 INCHES SECOND END |
| CWQN | HUB NOMINAL LENGTH | 0.0630 INCHES FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 0.375 INCHES BOTH ENDS |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.061 INCHES FIRST GEAR |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4,T3 FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUB |
| CWFR | NOMINAL OVERALL LENGTH | 0.494 INCHES |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR |
| MATT | MATERIAL | STEEL COMP 303 SECOND GEAR |