NSN 4820-00-254-5943 8520A10TT, 00-254-5943, 002545943
Product Details | CHECK VALVE
4820-00-254-5943 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Part Alternates: 8520A10TT, 4820-00-254-5943, 00-254-5943, 4820002545943, 002545943
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 00-254-5943 | 05487 ( VALVE, CHECK ) |
Drawings & Photos | NSN 4820-00-254-5943
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Technical Data | NSN 4820-00-254-5943
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYLE DESIGNATOR | A3 STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | -320.0 DEG FAHRENHEIT 1ST RESPONSE 450.0 DEG FAHRENHEIT 2ND RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS |
| CONNECTION STYLE | B42 FLARED ALL ENDS |
| SEAT ANGLE | 37.0 DEGREES 1ST END |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.625 INCHES 1ST END |
| THREAD SERIES DESIGNATOR | UNF ALL ENDS |
| NOMINAL THREAD SIZE | 0.875 INCHES ALL ENDS |
| THREAD CLASS | 3A ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| DISK LOADING METHOD | SPRING |
Restrictions/Controls & Freight Information | NSN 4820-00-254-5943
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||