AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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 | Trac Regulators Inc, Lawler Manufacturing Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 40176-02-22 | trac regulators inc | seat valve | RFQ |
| 992-D | lawler manufacturing inc | seat valve | RFQ |
| 1541 | 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 | ||||
| 4820-00-921-3610 (4820009213610) | 4820-01-548-1891 (4820015481891) | 4820-01-204-8227 (4820012048227) | 4820-01-115-1995 (4820011151995) | |
| 4820-01-689-8150 (4820016898150) | 4820-01-440-8302 (4820014408302) | 4820-01-304-6819 (4820013046819) | 4820-00-481-2077 (4820004812077) | |
| 4810-01-665-7746 (4810016657746) | 4820-01-406-4512 (4820014064512) | 4820-01-191-8354 (4820011918354) | 4810-01-323-5044 (4810013235044) | |
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