The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-078-2229, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4820-01-078-2229 |
| Primary Part Number | 639AS2760 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| FSC Application Data | SIDEWINDER CONTAINER |
| 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 |
|---|---|
| 639AS2760 | Clariant Produkte (deutschland) Gmbh (DEU) |
| TA316-639AS2760 | Clariant Produkte (deutschland) Gmbh (DEU) |
| 639AS2760 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 588.70-100008-000 | Diehl Defence Gmbh & Co. Kg (DEU) |
| Reference | Meaning |
|---|---|
| 4820PL0891534 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 10109274 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 4820-01-078-2229 is a Valve,relief,pressure and Temper, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-078-2229 has 4 manufacturer part numbers on file: 639AS2760 (Clariant Produkte (deutschland) Gmbh), TA316-639AS2760 (Clariant Produkte (deutschland) Gmbh), 639AS2760 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 588.70-100008-000 (Diehl Defence Gmbh & Co. Kg).
Key specifications for 639AS2760: FSC Application Data: SIDEWINDER CONTAINER. 1 specification is 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.