The Valve,safety Relief, cataloged under National Stock Number 4820-01-377-6976, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sun Hydraulics Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Golden State Hydraulics (CAGE 0NH08); Sun Hydraulics Corporation (CAGE 54035) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-377-6976 |
| Primary Part Number | RPEC LBN |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sun Hydraulics Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| A0903019 ITEM RPEC LBN | Golden State Hydraulics (USA) |
| RPEC LBN PRIMARY | Sun Hydraulics Corporation (USA) |
| Reference | Meaning |
|---|---|
| A0903019 | D/9 Drawing number reference only Golden State Hydraulics |
| 10498973 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 4820-01-377-6976 is a Valve,safety Relief, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-377-6976 has 2 manufacturer part numbers on file: A0903019 ITEM RPEC LBN (Golden State Hydraulics), RPEC LBN (Sun Hydraulics Corporation).
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.