| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-037-3169 (000373169) |
| NCB Code | USA (00) |
| Manufacturer | Teledyne Industries Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 2.061 INCHES MINIMUM AND 2.063 INCHES MAXIMUM |
| ABND | TAPER LENGTH | 0.231 INCHES MINIMUM AND 0.257 INCHES MAXIMUM |
| ABQA | TAPER MINOR DIAMETER | 1.804 INCHES MINIMUM AND 1.805 INCHES MAXIMUM |
| ABQB | TAPER MAJOR DIAMETER | 1.806 INCHES MINIMUM AND 1.807 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 1.806 INCHES MINIMUM AND 1.807 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 1.665 INCHES MINIMUM AND 1.675 INCHES MAXIMUM |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.185 INCHES MINIMUM AND 0.191 INCHES MAXIMUM |
| AJRM | UNDER FLANGE HEIGHT | 0.303 INCHES MINIMUM AND 0.309 INCHES MAXIMUM |
| AJSG | SEAT ANGLE IN DEG | 45.000 NOMINAL |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM BODY AND 40.0 ROCKWELL C MAXIMUM BODY |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM FACE AND 40.0 ROCKWELL C MAXIMUM FACE |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| MATT | MATERIAL | STEEL OVERALL |
| Components Related to NSN - 4820-00-037-3169, 4820000373169 | ||||
| 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) | |
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