The Valve,check, cataloged under National Stock Number 4820-01-047-2796, 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). 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4820-01-047-2796 |
| Primary Part Number | 2524502-1 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 2524502-1 PRIMARY | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
| 6876557 | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2524502-1 | 5/9 Secondary reference Unison Industries Llc |
| 6876557 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 4820-01-047-2796 is a Valve,check, manufactured by Honeywell International Inc Div Aerospace-South Bend (bendix Dr), classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-047-2796 has 2 manufacturer part numbers on file: 2524502-1 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)), 6876557 (Rolls-Royce Corporation).
Key specifications for 2524502-1: End Item Identification: T63-A-700 AND T63-A-720 (TURBINE ENGINE), ROTARY WING AIRCRAFT. 0 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 4820-01-047-2796 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.