The Valve,safety Relief, cataloged under National Stock Number 4820-00-287-4072, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Henry Technologies, Inc.. Government technical data includes 30 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-287-4072 |
| Primary Part Number | 526 200PSI |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Henry Technologies, Inc. |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Bonnet Type | INSIDE SPRING |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Valve Operation Method | AUTOMATIC |
| Thread Series Designator | UNF SECOND END |
| Material | RUBBER CHLOROPRENE CLASS CR FLOW CONTROL DEVICE |
| Media for Which Designed | REFRIGERANT R-502 FOURTH RESPONSE |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Thread Series Designator | NPT FIRST END |
| Opening Pressure Setting | 200.0 POUNDS PER SQUARE INCH LBS |
| Style Designator | ANGLE |
| Material | COPPER ALLOY BODY |
| Features Provided | VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Thread Class | 3A SECOND END A |
| Nominal Pipe Size Accommodated | 0.375 INCHES SECOND END IN |
| Connection Style | PLAIN (PIPE) FIRST END |
| Media for Which Designed | REFRIGERANT 12 FIRST RESPONSE |
| Seat Angle | 45.0 DEGREES FIRST END |
| Maximum Operating Temp | -40.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Material | COPPER ALLOY SEAT |
| Disk Loading Method | SPRING |
| Media for Which Designed | REFRIGERANT 22 SECOND RESPONSE |
| Connection Style | FLARED (TUBE) SECOND END |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Bonnet Attachment Method | INTEGRAL |
| Media for Which Designed | REFRIGERANT R-500 THIRD RESPONSE |
| Flow Control Device | DISK |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 526 200PSI | Henry Technologies, Inc. (USA) |
| 526 | Henry Technologies, Inc. (USA) |
| 24008 | Electro Impulse Laboratory Inc Dba Electro Impulse Inc (USA) |
NSN 4820-00-287-4072 is a Valve,safety Relief, manufactured by Henry Technologies, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-287-4072 has 3 cross-referenced part numbers: 526 200PSI (Henry Technologies, Inc.), 526 (Henry Technologies, Inc.), 24008 (Electro Impulse Laboratory Inc Dba Electro Impulse Inc).
There are 12 known substitutes for 4820-00-287-4072: 5945-00-238-5147, 5995-00-430-9667, 9540-00-640-4226 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 526 200PSI: Thread Direction: RIGHT-HAND SECOND END; Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN; Bonnet Type: INSIDE SPRING; Connection Type: THREADED EXTERNAL PIPE FIRST END. 30 total characteristics are documented in the Federal Logistics Information System.