AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4810 Valves Powered |
| National Item Identification Number (NIIN) | 00-337-7151 (003377151) |
| NCB Code | USA (00) |
| Manufacturer | Northrop Grumman Systems Corporation, Westinghouse Electric Corp, Forway Industries Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 1JH1438PC33 | northrop grumman systems corporation | seat valve | RFQ |
| 1JH1438PC33 | westinghouse electric corp | seat valve | RFQ |
| 1505627 | northrop grumman systems corporation | seat valve | RFQ |
| 1505627 | westinghouse electric corp | seat valve | RFQ |
| 1JH1438 PIECE 33 | westinghouse electric corp | seat valve | RFQ |
| 1JH1438PC33 | forway industries inc | seat valve | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 1.375 INCHES NOMINAL |
| ABND | TAPER LENGTH | 1.750 INCHES NOMINAL |
| ABQA | TAPER MINOR DIAMETER | 0.688 INCHES NOMINAL |
| ABQB | TAPER MAJOR DIAMETER | 0.968 INCHES NOMINAL |
| ADAR | BODY OUTSIDE DIAMETER | 1.625 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 0.968 INCHES NOMINAL |
| AJFZ | SEAT RADIUS | 0.125 INCHES NOMINAL |
| CQKM | SEATING SURFACE SHAPE | RADIAL |
| FEAT | SPECIAL FEATURES | THIS SEAT IS A REPAIR PART AND 0.125 IN. EXCESS MATERIAL IS LEFT ON OUTSIDE DIAMETER SO THAT SEATS MAY BE MACHINED TO PROPER DIMENSION WHEN REPLACING ANOTHER SEAT |
| MATT | MATERIAL | STEEL COMP 304 SEAT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| STYL | STYLE DESIGNATOR | PLAIN |
| Relevant Components for NSN - 4810-00-337-7151, 4810003377151 | ||||
| 4810-01-693-0546 (4810016930546) | 4810-01-224-8636 (4810012248636) | 4810-00-181-8826 (4810001818826) | 4810-00-533-2538 (4810005332538) | |
| 4820-01-319-3454 (4820013193454) | 4820-01-154-9733 (4820011549733) | 4810-01-176-9496 (4810011769496) | 4820-01-278-5449 (4820012785449) | |
| 4810-01-152-7681 (4810011527681) | 4810-00-127-2787 (4810001272787) | 4820-00-557-7800 (4820005577800) | 4810-01-469-1460 (4810014691460) | |
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