| 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 |
| Components Related to NSN - 4820-01-049-3383, 4820010493383 | ||||
| 4820-00-775-3968 (4820007753968) | 4820-01-407-1380 (4820014071380) | 4810-01-384-9916 (4810013849916) | 4820-00-036-1498 (4820000361498) | |
| 4820-01-445-1127 (4820014451127) | 4820-01-431-0885 (4820014310885) | 4820-01-168-8308 (4820011688308) | 4820-00-967-1001 (4820009671001) | |
| 4820-01-136-3800 (4820011363800) | 4810-01-524-9684 (4810015249684) | 4820-01-068-2378 (4820010682378) | 4820-01-370-6648 (4820013706648) | |
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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