The Parts Kit,butterfly Valve, cataloged under National Stock Number 4820-01-323-7279, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lexair Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-323-7279 |
| Primary Part Number | 015-935-040-641-002 |
| Item Name | Parts Kit,butterfly Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Lexair Inc |
| Status | ACTIVE |
| Component Quantity | 5 |
| Nonsupply Items and Quantities | PACKING PREFORMED 2; INTUMESCENT 1 |
| 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 |
|---|---|
| 015-935-040-641-002 PRIMARY | Lexair Inc (USA) |
| Reference | Meaning |
|---|---|
| 015-935-040-641-000 | 5/9 Secondary reference Emerson Automation Solutions Final Control Us Lp |
NSN 4820-01-323-7279 is a Parts Kit,butterfly Valve, manufactured by Lexair Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-323-7279 has 1 manufacturer part number on file: 015-935-040-641-002 (Lexair Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-645-0154. Verify interchangeability with system specifications before substitution.
Key specifications for 015-935-040-641-002: Component Quantity: 5; Nonsupply Items and Quantities: PACKING PREFORMED 2; INTUMESCENT 1. 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.
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.