| Item Name | Sprocket Wheel |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-270-8374 (002708374) |
| NCB Code | USA (00) |
| Manufacturer | Portsmouth Naval Shipyard Supply Dept, Aero Vac Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 921-475PCZ3 | portsmouth naval shipyard supply dept | sprocket wheel | RFQ |
| 921-381PCF4 | portsmouth naval shipyard supply dept | sprocket wheel | RFQ |
| 55633 | aero vac corp | sprocket wheel | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABFF | FURNISHED ITEMS | GUIDE AND KEYING FACILITY |
| ABHE | OUTSIDE DIAMETER | 10.520 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 4.250 INCHES NOMINAL |
| ABRR | KEYWAY WIDTH | 0.563 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 2.625 INCHES NOMINAL |
| ADGE | BORE LENGTH | 4.250 INCHES NOMINAL |
| AEVF | DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 1.563 INCHES NOMINAL |
| AGJS | PITCH DIAMETER | 10.575 INCHES NOMINAL |
| ALNC | HUB OUTSIDE DIAMETER | 9.063 INCHES NOMINAL BOTH ENDS |
| AQPL | FACE WIDTH | 2.750 INCHES NOMINAL |
| ARJD | DESIGN FORM | PLAIN |
| ASBP | BORE TYPE | STRAIGHT |
| ASYR | DISTANCE FROM HUB END TO FLANGE END | 0.750 INCHES NOMINAL BOTH ENDS |
| AXHQ | GROOVE QUANTITY | 1 |
| BDRB | GROOVE POSITION | LOCATED IN CENTER |
| BMHW | GUIDE TYPE | GROOVE |
| BSGK | KEYING FACILITY TYPE | KEYWAY |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | PLAIN |
| BYFL | TEETH ROW QUANTITY | 1 |
| BYFN | TEETH QUANTITY PER ROW | 33 |
| BYFQ | HARDNESS RATING TEST METHOD | NOT RATED |
| BYGF | TOOTH PITCH | 1.000 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 1022 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-20166,GRADE M MIL SPEC SINGLE MATERIAL RESPONSE |
| NMBR | QUANTITY | 1 |
| STYL | STYLE DESIGNATOR | PLAIN |
| Relevant Components for NSN - 3020-00-270-8374, 3020002708374 | ||||
| 3040-00-542-0494 (3040005420494) | 3020-00-622-2406 (3020006222406) | 3040-01-425-4898 (3040014254898) | 3010-01-302-9202 (3010013029202) | |
| 3040-00-709-1500 (3040007091500) | 3020-00-060-2503 (3020000602503) | 3040-00-115-5699 (3040001155699) | 3040-01-251-9385 (3040012519385) | |
| 3040-00-365-5573 (3040003655573) | 3040-01-627-0623 (3040016270623) | 3040-01-424-7581 (3040014247581) | 3040-01-476-8784 (3040014768784) | |
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