| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-093-9078 (010939078) |
| NCB Code | USA (01) |
| Manufacturer | Lawler Manufacturing Inc, Trac Regulators Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 1541 | lawler manufacturing inc | seat valve | RFQ |
| 40176-02-22 | trac regulators inc | seat valve | RFQ |
| 992-D | lawler manufacturing inc | seat valve | RFQ |
| 992D PIECE 22 | lawler manufacturing inc | seat valve | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A SINGLE THREADED PORTION |
| AASA | THREAD LENGTH | 0.438 INCHES NOMINAL SINGLE THREADED PORTION |
| ABKW | OVERALL HEIGHT | 0.875 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 2.500 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 11 SINGLE THREADED PORTION |
| CQJX | NOMINAL THREAD SIZE | 2.875 INCHES SINGLE THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN THREADED |
| THSD | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION |
| Relevant Components for NSN - 4820-01-093-9078, 4820010939078 | ||||
| 4820-00-405-2314 (4820004052314) | 4820-01-644-7717 (4820016447717) | 4820-00-138-5801 (4820001385801) | 4820-01-478-3615 (4820014783615) | |
| 4810-01-231-9665 (4810012319665) | 4810-01-463-1795 (4810014631795) | 4820-01-270-4213 (4820012704213) | 4820-01-482-5390 (4820014825390) | |
| 4810-01-574-6488 (4810015746488) | 4820-01-375-3688 (4820013753688) | 4810-01-486-6370 (4810014866370) | 4820-01-562-8058 (4820015628058) | |
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