The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-252-4380, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Warner Robins Air Logistics Center. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-252-4380 |
| Primary Part Number | 8431395 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Warner Robins Air Logistics Center |
| Status | ACTIVE |
| Temp Adjustability | ADJUSTABLE |
| Second End Relationship with First End | IDENTICAL |
| Media for Which Designed | AIR |
| First End Connection Type | THREADED INTERNAL PIPE |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Flow Control Device | DISK, CIRCULAR |
| First End Nominal Pipe Size Accommodated | 0.250 INCHES IN |
| End Connection Quantity | 3 |
| Temp Rating | -10.0 CELSIUS AND 55.0 CELSIUS DEGC |
| First End Thread Direction | RIGHT-HAND |
| Body Style | TEE GIVE "ADQL" AND "ADQM" ONLY WHEN FLANGED ALL ENDS |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| First End Style Designator | FLARE |
| Material | STEEL CORROSION RESISTING BODY |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SOURCE CONTROL DRUG |
| Temp Control Device Type | THERMOSTATIC |
| Surface Treatment | PASSIVATE OUTSIDE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-252-4380 is a Valve,relief,pressure and Temper, manufactured by Warner Robins Air Logistics Center, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-252-4380 has 3 cross-referenced part numbers: 8431395 (Warner Robins Air Logistics Center), 54731 (Haskel International, Llc Dba Haskel International, Llc), RVG-100 (Hydraulics International, Inc. Dba Use CAGE Code 56529 for Cataloging).
There are 5 known substitutes for 4820-01-252-4380: 3020-00-323-6687, 2845-00-458-8813, 5950-00-624-2934 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8431395: Temp Adjustability: ADJUSTABLE; Second End Relationship with First End: IDENTICAL; Media for Which Designed: AIR; First End Connection Type: THREADED INTERNAL PIPE. 18 total characteristics are documented in the Federal Logistics Information System.