| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-852-3719 (008523719) |
| NCB Code | USA (00) |
| Manufacturer | Tavco Inc, Lockheed Martin Corporation, Westinghouse Electric Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
| CQRB | SEAT ANGLE | 37.0 DEGREES 1ST END |
| MATT | MATERIAL | STEEL SEAT |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | UNF 2ND END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 2ND END |
| ADSU | DISK LOADING METHOD | SPRING |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE 2ND END |
| CMLP | THREAD QUANTITY PER INCH | 20 1ST END |
| CMLP | THREAD QUANTITY PER INCH | 24 2ND END |
| CQGM | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES 2ND END |
| CQJX | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END |
| CQRB | SEAT ANGLE | 37.0 DEGREES 2ND END |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.187 INCHES 2ND END |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END |
| MATT | MATERIAL | STEEL BODY |
| MEDA | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |
| THSD | THREAD SERIES DESIGNATOR | UNF 1ST END |
| Components Related to NSN - 4820-00-852-3719, 4820008523719 | ||||
| 4820-01-356-8840 (4820013568840) | 4820-01-143-9024 (4820011439024) | 4820-01-157-4248 (4820011574248) | 4820-01-127-1725 (4820011271725) | |
| 4820-00-006-5298 (4820000065298) | 4820-01-316-0099 (4820013160099) | 4810-01-258-6590 (4810012586590) | 4810-01-195-4212 (4810011954212) | |
| 4820-01-671-5782 (4820016715782) | 4820-01-435-0291 (4820014350291) | 4820-01-313-7304 (4820013137304) | 4820-01-691-9753 (4820016919753) | |
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
