The Valve,safety Relief, cataloged under National Stock Number 4820-00-142-3197, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Air Warfare Center Aircraft Division Joint Base Jbmdl. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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 | 4820-00-142-3197 |
| Primary Part Number | 90000-2 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Air Warfare Center Aircraft Division Joint Base Jbmdl |
| Status | ACTIVE |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Opening Pressure Setting | 800.0 POUNDS PER SQUARE INCH LBS |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Nominal Pipe Size Accommodated | 0.500 INCHES FIRST END IN |
| Renewable Seat Ring Type | PRESSED-IN |
| Connection Style | PLAIN (PIPE) SECOND END |
| Thread Series Designator | ANPT FIRST END |
| Thread Quantity Per Inch | 14 FIRST END |
| Style Designator | ANGLE |
| Thread Quantity Per Inch | 14 SECOND END |
| Thread Series Designator | ANPT SECOND END |
| Flow Control Device | POPPET |
| Material | COPPER ALLOY SEAT |
| Valve Operation Method | AUTOMATIC |
| Connection Style | PLAIN,OPTIONAL END(PIPE) FIRST END |
| Nominal Pipe Size Accommodated | 0.500 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Thread Direction | RIGHT-HAND FIRST END |
| Thread Direction | RIGHT-HAND SECOND END |
| Disk Loading Method | SPRING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 90000-2 PRIMARY | Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA) |
NSN 4820-00-142-3197 is a Valve,safety Relief, manufactured by Naval Air Warfare Center Aircraft Division Joint Base Jbmdl, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-142-3197 has 1 cross-referenced part number: 90000-2 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl).
There are 12 known substitutes for 4820-00-142-3197: 5360-00-234-8273, 5930-00-258-5577, 5930-00-702-6428 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 90000-2: Nominal Thread Size: 0.500 INCHES SECOND END IN; Opening Pressure Setting: 800.0 POUNDS PER SQUARE INCH LBS; Material: COPPER ALLOY BODY; Material: COPPER ALLOY FLOW CONTROL DEVICE. 21 total characteristics are documented in the Federal Logistics Information System.