The Valve,safety Relief, cataloged under National Stock Number 4820-01-563-5348, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Adrick Marine Group, Inc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-563-5348 |
| Primary Part Number | F88-4-LP |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Adrick Marine Group, Inc |
| Status | ACTIVE |
| Flange Shape | ROUND FIRST END |
| Renewable Seat Ring Type | RETAINING SCREW |
| Flange Face Design | RAISED STRAIGHT FIRST END |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Connection Type | FLANGE FIRST END |
| Style Designator | ANGLE |
| Bonnet Type | INSIDE SPRING |
| Disk Loading Method | SPRING |
| Bonnet Attachment Method | BOLTED |
| Material | PLASTIC SEAT |
| Material | STEEL CORROSION RESISTING BODY |
| Opening Pressure Setting | 265.0 POUNDS PER SQUARE INCH LBS |
| Valve Discharge Flow Rate | 270.6 GALLONS PER MINUTE |
| 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 |
|---|---|
| 11043682-02 ITEM 19 | Adrick Marine Group, Inc (USA) |
| F88-4-LP PRIMARY | Adrick Marine Group, Inc (USA) |
| RV630-300 | Adrick Marine Group, Inc (USA) |
NSN 4820-01-563-5348 is a Valve,safety Relief, manufactured by Adrick Marine Group, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-563-5348 has 3 manufacturer part numbers on file: 11043682-02 ITEM 19 (Adrick Marine Group, Inc), F88-4-LP (Adrick Marine Group, Inc), RV630-300 (Adrick Marine Group, Inc).
Key specifications for F88-4-LP: Flange Shape: ROUND FIRST END; Renewable Seat Ring Type: RETAINING SCREW; Flange Face Design: RAISED STRAIGHT FIRST END; Connection Type: THREADED INTERNAL PIPE SECOND END. 14 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.