The Valve,safety Relief, cataloged under National Stock Number 4820-01-499-9177, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-499-9177 |
| Primary Part Number | RV05-376 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Circor Aerospace, Inc. Dba Circor Aerospace Inc |
| Status | ACTIVE |
| Opening Pressure Setting | 52.5 POUNDS PER SQUARE INCH LBS |
| Style Designator | STRAIGHT THRU |
| Connection Style | FLARED (TUBE) FIRST END |
| Maximum Operating Temp | 75.0 CELSIUS SINGLE RESPONSE DEGC |
| Thread Direction | RIGHT-HAND FIRST END |
| Seat Angle | 37.0 DEGREES FIRST END |
| Material | STEEL COMP 316 BODY |
| Surface Treatment | PASSIVATE LOCATION NOT OTHERWISE SPECIFIED |
| Media for Which Designed | GAS, INERT SINGLE RESPONSE |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OR ASTM-A-479 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Valve Operation Method | AUTOMATIC |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Surface Treatment Document and Classification | QQ-P-35,TYPE11 FED SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-499-9177 is a Valve,safety Relief, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-499-9177 has 4 cross-referenced part numbers: RV05-376 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 1452549 (Caes Systems Llc), 1452549-1 (Caes Systems Llc), P465 (Ausco Inc).
There are 3 known substitutes for 4820-01-499-9177: 2805-00-701-6588, 5910-00-818-5584, 6520-01-419-7582. Verify interchangeability with system specifications before substitution.
Key specifications for RV05-376: Opening Pressure Setting: 52.5 POUNDS PER SQUARE INCH LBS; Style Designator: STRAIGHT THRU; Part Name Assigned by Controlling Agency: VALVE,RELIEF,PRESSURE; Connection Style: FLARED (TUBE) FIRST END. 15 total characteristics are documented in the Federal Logistics Information System.