The Valve,safety Relief, cataloged under National Stock Number 4820-01-242-7518, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pneudraulics, Inc.. Government technical data includes 14 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-242-7518 |
| Primary Part Number | 1193-4 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Pneudraulics, Inc. |
| Status | ACTIVE |
| Surface Treatment | ANODIZE LOCATION NOT OTHERWISE SPECIFIED |
| Flow Control Device | POPPET |
| Operating Pressure | 580.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Connection Style | GASKET SEAL(BOSS) ALL ENDS |
| Valve Discharge Flow Rate | 4.5 GALLONS PER MINUTE |
| Opening Pressure Setting | 325.0 POUNDS PER SQUARE INCH LBS |
| Nominal Thread Size | 0.563 INCHES ALL ENDS IN |
| Style Designator | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. |
| Connection Type | THREADED INTERNAL BOSS ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Material | ALUMINUM BODY |
| Thread Class | 3B ALL ENDS |
| Thread Series Designator | UNF ALL ENDS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 65651-05102-104 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 1193-4 PRIMARY | Pneudraulics, Inc. (USA) |
| 65651-05102 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 4820-01-242-7518 is a Valve,safety Relief, manufactured by Pneudraulics, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-242-7518 has 3 cross-referenced part numbers: 65651-05102-104 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 1193-4 (Pneudraulics, Inc.), 65651-05102 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
There are 8 known substitutes for 4820-01-242-7518: 5935-00-201-5312, 6615-00-891-6360, 3030-01-103-4570 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1193-4: Surface Treatment: ANODIZE LOCATION NOT OTHERWISE SPECIFIED; Flow Control Device: POPPET; Operating Pressure: 580.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Connection Style: GASKET SEAL(BOSS) ALL ENDS. 14 total characteristics are documented in the Federal Logistics Information System.