The Valve Cap,large Bore, cataloged under National Stock Number 4820-01-527-8385, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hutchinson Industries, Inc Div Defense and Industry. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-527-8385 |
| Primary Part Number | 40081 |
| Item Name | Valve Cap,large Bore |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hutchinson Industries, Inc Div Defense and Industry |
| 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 |
|---|---|
| 40081 PRIMARY | Hutchinson Industries, Inc Div Defense and Industry (USA) |
NSN 4820-01-527-8385 is a Valve Cap,large Bore, manufactured by Hutchinson Industries, Inc Div Defense and Industry, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-527-8385 has 1 manufacturer part number on file: 40081 (Hutchinson Industries, Inc Div Defense and Industry).
2 possible matches (shared part number, not a government interchangeability claim): 8465-01-541-7958, 1005-01-664-6632. Verify interchangeability with system specifications before substitution.
Key specifications for 40081: Part Name Assigned by Controlling Agency: VALVE CAP, LARGE BORE; End Item Identification: MODEL: 08594A/08594B A. 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.
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.