| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-049-3383 (010493383) |
| NCB Code | USA (01) |
| Manufacturer | Velan Valve Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 0.500 INCHES NOMINAL |
| ADAR | BODY OUTSIDE DIAMETER | 0.351 INCHES MINIMUM AND 0.354 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 0.250 INCHES MINIMUM AND 0.257 INCHES MAXIMUM |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.328 INCHES MINIMUM AND 0.329 INCHES MAXIMUM |
| AJRM | UNDER FLANGE HEIGHT | 0.218 INCHES MINIMUM AND 0.229 INCHES MAXIMUM |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| MATT | MATERIAL | STEEL COMP 410 BODY |
| MATT | MATERIAL | STEEL COMP STELLITE NO. 5 FACE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A276 ASSN STD 1ST MATERIAL RESPONSE BODY OR ASTM-A479 ASSN STD 1ST MATERIAL RESPONSE BODY |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| Relevant Components for NSN - 4820-01-049-3383, 4820010493383 | ||||
| 4820-01-038-4466 (4820010384466) | 4820-01-273-0523 (4820012730523) | 4810-01-109-0757 (4810011090757) | 4820-01-252-6182 (4820012526182) | |
| 4820-00-337-1107 (4820003371107) | 4820-01-443-7595 (4820014437595) | 4820-01-184-1099 (4820011841099) | 4820-00-674-6082 (4820006746082) | |
| 4820-01-547-9309 (4820015479309) | 4820-01-346-0633 (4820013460633) | 4820-01-627-9771 (4820016279771) | 4810-01-466-3592 (4810014663592) | |
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.
Request for Quote
