| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-399-4472 (003994472) |
| NCB Code | USA (00) |
| Manufacturer | Northrop Grumman Systems Corporation, Westinghouse Electric Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 1-JC-6125PC2 | northrop grumman systems corporation | seat valve | 90099 | RFQ |
| 1-JC-6125PIECE2 | westinghouse electric corp | seat valve | 11660 | RFQ |
| 1-JH-2856PIECE48 | westinghouse electric corp | seat valve | 11660 | RFQ |
| 1-JH-2856PIECE48 | northrop grumman systems corporation | seat valve | 90099 | RFQ |
| 1791692 | northrop grumman systems corporation | seat valve | 90099 | RFQ |
| 1791692 | westinghouse electric corp | seat valve | 79500 | RFQ |
| 1JH2856PC48 | westinghouse electric corp | seat valve | 79500 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 1.563 INCHES MINIMUM AND 1.573 INCHES MAXIMUM |
| ABND | TAPER LENGTH | 0.376 NOMINAL INCHES |
| ABQA | TAPER MINOR DIAMETER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| ABQB | TAPER MAJOR DIAMETER | 0.688 INCHES NOMINAL |
| ADAR | BODY OUTSIDE DIAMETER | 1.062 INCHES MINIMUM AND 1.063 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 0.688 INCHES NOMINAL |
| AJFZ | SEAT RADIUS | 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.477 NOMINAL MILS AND 0.483 NOMINAL CENTIMETERS |
| AJRM | UNDER FLANGE HEIGHT | 1.329 INCHES MINIMUM AND 1.335 INCHES MAXIMUM |
| CQKM | SEATING SURFACE SHAPE | RADIAL |
| MATT | MATERIAL | ROD,WELDING,SURFACING FACE |
| MATT | MATERIAL | STEEL BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-17131,TYPE MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE FACE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-853,CLASS 3,TYPE A MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| Components Related to NSN - 4820-00-399-4472, 4820003994472 | ||||
| 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) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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