| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-244-4338 (012444338) |
| NCB Code | USA (01) |
| Manufacturer | Senior Operations Llc, Technetics Group Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A FIRST THREADED PORTION |
| AAJD | THREAD CLASS | 2A SECOND THREADED PORTION |
| AASA | THREAD LENGTH | 0.500 INCHES NOMINAL SECOND THREADED PORTION |
| ABKW | OVERALL HEIGHT | 2.250 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 1.375 INCHES NOMINAL |
| CQJX | NOMINAL THREAD SIZE | 0.875 INCHES FIRST THREADED PORTION |
| CQJX | NOMINAL THREAD SIZE | 1.750 INCHES SECOND THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| MATT | MATERIAL | STEEL CORROSION RESISTING SEAT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | DOUBLE FLANGED |
| THSD | THREAD SERIES DESIGNATOR | UNF FIRST THREADED PORTION |
| THSD | THREAD SERIES DESIGNATOR | UNF SECOND THREADED PORTION |
| Components Related to NSN - 4820-01-244-4338, 4820012444338 | ||||
| 4820-00-768-0509 (4820007680509) | 4820-01-572-6332 (4820015726332) | 4810-01-388-5111 (4810013885111) | 4820-00-001-1674 (4820000011674) | |
| 4820-01-417-3999 (4820014173999) | 4820-00-988-9195 (4820009889195) | 4820-01-651-5916 (4820016515916) | 4810-01-291-5811 (4810012915811) | |
| 4820-01-382-3164 (4820013823164) | 4820-01-070-6082 (4820010706082) | 4820-01-363-1911 (4820013631911) | 4820-01-312-8350 (4820013128350) | |
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