| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-571-3734 (005713734) |
| NCB Code | USA (00) |
| Manufacturer | Kornylak Corporation, Opcon Inc, General Electric Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 5.775 INCHES MINIMUM AND 5.776 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 4.560 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 3.438 INCHES NOMINAL |
| AJFZ | SEAT RADIUS | 0.180 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 1.060 NOMINAL INCHES |
| AJRM | UNDER FLANGE HEIGHT | 1.320 INCHES NOMINAL |
| 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-18410,CLASS A MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| Components Related to NSN - 4820-00-571-3734, 4820005713734 | ||||
| 4820-01-279-1339 (4820012791339) | 4820-01-250-8611 (4820012508611) | 4810-01-039-5970 (4810010395970) | 4820-01-284-4289 (4820012844289) | |
| 4820-01-671-6098 (4820016716098) | 4820-00-287-2199 (4820002872199) | 4820-01-277-6509 (4820012776509) | 4820-01-178-7551 (4820011787551) | |
| 4820-01-064-2440 (4820010642440) | 4820-00-391-3785 (4820003913785) | 4820-00-066-2358 (4820000662358) | 4820-01-197-6798 (4820011976798) | |
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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