The Valve,safety Relief, cataloged under National Stock Number 4820-01-531-2974, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Danfoss Fluid Power Inc Easley Opn. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-531-2974 |
| Primary Part Number | 1A80-F-50SV |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Danfoss Fluid Power Inc Easley Opn |
| Status | ACTIVE |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END |
| Connection Type | THREADED EXTERNAL BOSS FIRST END |
| Nominal Thread Size | 1.500 INCHES FIRST END IN |
| Adjustable Pressure Range | +35.0 TO 350.0 BAR |
| Style Designator | SCREW-IN CARTRIDGE |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material | STEEL BODY |
| Thread Series Designator | UNF FIRST END |
| Valve Operation Method | AUTOMATIC |
| Valve Discharge Flow Rate | 150.0 GALLONS PER MINUTE |
| Thread Direction | RIGHT-HAND FIRST END |
| Thread Class | 2A FIRST END A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20726B001 REV R FIND NO. 22 | Jered Llc (USA) |
| 1A80-F-50SV PRIMARY | Danfoss Fluid Power Inc Easley Opn (USA) |
| 105405 | Jered Llc (USA) |
NSN 4820-01-531-2974 is a Valve,safety Relief, manufactured by Danfoss Fluid Power Inc Easley Opn, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-531-2974 has 3 cross-referenced part numbers: 20726B001 REV R FIND NO. 22 (Jered Llc), 1A80-F-50SV (Danfoss Fluid Power Inc Easley Opn), 105405 (Jered Llc).
There are 6 known substitutes for 4820-01-531-2974: 4730-00-196-2005, 4730-00-196-2055, 5930-00-871-4141 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1A80-F-50SV: Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END; Connection Type: THREADED EXTERNAL BOSS FIRST END; Nominal Thread Size: 1.500 INCHES FIRST END IN; Adjustable Pressure Range: +35.0 TO 350.0 BAR. 14 total characteristics are documented in the Federal Logistics Information System.