| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-057-2079 (010572079) |
| NCB Code | USA (01) |
| Manufacturer | Admiral Valve Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSU | DISK LOADING METHOD | SPRING |
| AECS | BOLT HOLE QUANTITY | 4 ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| AWLS | CONNECTION TYPE | FLANGE ALL ENDS |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CCFG | VALVE SIZE | 1.000 INCHES |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.875 INCHES ALL ENDS |
| CWCF | FACE TO FACE DISTANCE | 2.500 INCHES |
| CWCK | NOMINAL THICKNESS | 2.500 INCHES ALL ENDS |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.695 INCHES ALL ENDS |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 3.500 INCHES ALL ENDS |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.250 INCHES ALL ENDS |
| CWDL | RAISED FACE NOMINAL DIAMETER | 2.045 INCHES ALL ENDS |
| MATT | MATERIAL | STEEL BODY |
| MATT | MATERIAL | STEEL COMP 303 FLOW CONTROL DEVICE |
| MATT | MATERIAL | STEEL COMP 303 SEAT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A105,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
| Components Related to NSN - 4820-01-057-2079, 4820010572079 | ||||
| 4820-01-251-8056 (4820012518056) | 4820-01-422-5097 (4820014225097) | 4810-00-280-2146 (4810002802146) | 4810-00-288-7539 (4810002887539) | |
| 4810-99-188-5410 (4810991885410) | 4820-01-221-1622 (4820012211622) | 4820-01-426-3375 (4820014263375) | 4820-01-363-2087 (4820013632087) | |
| 4810-01-408-9999 (4810014089999) | 4820-01-192-3568 (4820011923568) | 4820-00-997-9937 (4820009979937) | 4810-01-424-8304 (4810014248304) | |
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
