| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-468-0837 (004680837) |
| NCB Code | USA (00) |
| Manufacturer | Dresser Industries Inc, Portsmouth Naval Shipyard Supply Dept |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 2R293PC34 | dresser industries inc | seat valve | 51729 | RFQ |
| 2R302PC34 | dresser industries inc | seat valve | 51729 | RFQ |
| 1603-285PC34 | portsmouth naval shipyard supply dept | seat valve | 81316 | RFQ |
| 1612-285PC34 | portsmouth naval shipyard supply dept | seat valve | 81316 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 4.812 INCHES NOMINAL |
| ADAR | BODY OUTSIDE DIAMETER | 4.489 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 3.780 INCHES NOMINAL |
| AJFZ | SEAT RADIUS | 2.073 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.418 INCHES NOMINAL |
| AJRM | UNDER FLANGE HEIGHT | 0.830 INCHES NOMINAL |
| CQKM | SEATING SURFACE SHAPE | RADIAL |
| FEAT | SPECIAL FEATURES | FLANGE MTG,4 BOLT HOLES 0.435 IN. DIA ON A 5.535 IN. BC DIA |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| Relevant Components for NSN - 4820-00-468-0837, 4820004680837 | ||||
| 4820-01-478-7250 (4820014787250) | 4820-01-157-2874 (4820011572874) | 4820-01-152-3022 (4820011523022) | 4820-00-622-4732 (4820006224732) | |
| 4820-01-521-9794 (4820015219794) | 4820-01-396-0684 (4820013960684) | 4820-01-450-7273 (4820014507273) | 4820-01-124-2752 (4820011242752) | |
| 4820-01-233-6840 (4820012336840) | 4820-00-495-7877 (4820004957877) | 4820-01-708-6366 (4820017086366) | 4820-00-220-3237 (4820002203237) | |
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