The Valve,safety Relief, cataloged under National Stock Number 4820-00-532-5085, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fwd Seagrave Holdings Lp. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-532-5085 |
| Primary Part Number | 10876503 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Fwd Seagrave Holdings Lp |
| Status | CANCELLED |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 10876503 PRIMARY | Fwd Seagrave Holdings Lp (USA) |
| 5325085 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| X9092 | 5/9 Secondary reference Koehring Co |
| 10876028 | 5/9 Secondary reference Fwd Seagrave Holdings Lp |
| R5035 | 5/9 Secondary reference American Standard Inc Westinghouse Air Brake Co Div |
| X9092 | 5/9 Secondary reference Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co |
| AC836 | 5/9 Secondary reference Lift Parts Mfg Co Inc Div of Echlin Mfg Co the |
| AC836 | 5/9 Secondary reference Federal Mogul Corp Sub Wagner Brake Moog Automotive Div |
| CC6107 | 5/9 Secondary reference American Standard Inc Westinghouse Air Brake Co Div |
| 6CAC836 | 5/9 Secondary reference Fwd Seagrave Holdings Lp |
NSN 4820-00-532-5085 is a Valve,safety Relief, manufactured by Fwd Seagrave Holdings Lp, classified under FSC 4820, Valves, Nonpowered. Status: cancelled.
NSN 4820-00-532-5085 has 2 manufacturer part numbers on file: 10876503 (Fwd Seagrave Holdings Lp), 5325085 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10876503: Connection Type: THREADED EXTERNAL PIPE ALL ENDS; Valve Operation Method: AUTOMATIC. 2 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.
NSN 4820-00-532-5085 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.