The Valve,safety Relief, cataloged under National Stock Number 4820-01-062-7384, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-062-7384 |
| Primary Part Number | F68300 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery |
| Status | ACTIVE |
| Flow Control Device | BALL |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Style Designator | ANGLE |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Adjustable Pressure Range | +1.0 TO 5.0 POUNDS PER SQUARE INCH LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.125 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Disk Loading Method | SPRING |
| Surface Treatment | ANODIZE LOCATION NOT OTHERWISE SPECIFIED |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Material | STEEL BODY |
| Thread Series Designator | NPT FIRST END |
| Opening Pressure Setting | 1.0 POUNDS PER SQUARE INCH LBS |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| F68300 | Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery (GBR) |
| Reference | Meaning |
|---|---|
| F68300 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-062-7384 is a Valve,safety Relief, manufactured by Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-062-7384 has 1 manufacturer part number on file: F68300 (Kongsberg Maritime Ltd Div Ras/fas & Naval Deck Machinery).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-187-9744. Verify interchangeability with system specifications before substitution.
Key specifications for F68300: Flow Control Device: BALL; Connection Style: PLAIN (PIPE) FIRST END; Connection Type: THREADED EXTERNAL PIPE FIRST END; Style Designator: ANGLE. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.