The Valve,safety Relief, cataloged under National Stock Number 4820-01-060-2003, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Honeywell International Inc Div Aerospace-South Bend (bendix Dr). Government technical data includes 15 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-060-2003 |
| Primary Part Number | 2538364 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| FSC Application Data | FUEL SYSTEM,ACFT |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END |
| Supplementary Features | NEXT HIGHER ASSY,P/N 16P013-803 |
| Connection Type | THREADED EXTERNAL BOSS FIRST END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Maximum Operating Temp | 380.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Disk Loading Method | SPRING |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Thread Class | 3A FIRST END A |
| Material | ALUMINUM ALLOY BODY |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2538364 | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
| Reference | Meaning |
|---|---|
| 864AV-10TT | 5/9 Secondary reference U.S. Government activity |
| 4820PL1761093 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| C7553-F1-10 | 7/2 Vendor item drawing reference U.S. Government activity |
| 4820PL0565870 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 4C225-10 | 5/2 Secondary reference U.S. Government activity |
| ZCV-100-10F | 5/9 Secondary reference Zevco Inc |
| ZCV-100-10F | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-060-2003 is a Valve,safety Relief, manufactured by Honeywell International Inc Div Aerospace-South Bend (bendix Dr), classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-060-2003 has 1 manufacturer part number on file: 2538364 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)).
Key specifications for 2538364: Flow Control Device: POPPET; FSC Application Data: FUEL SYSTEM,ACFT; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END; Supplementary Features: NEXT HIGHER ASSY,P/N 16P013-803. 15 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 4820-01-060-2003 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.