The Valve,butterfly, cataloged under National Stock Number 4820-01-690-6939, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bray International Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Bray International Inc (CAGE 7KXG7) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-690-6939 |
| Primary Part Number | 410200-110NT8QT/G002 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bray International Inc |
| 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 |
|---|---|
| 410200-110NT8QT/G002 PRIMARY | Bray International Inc (USA) |
| Reference | Meaning |
|---|---|
| GA-24587 SHEET 2 | D/9 Drawing number reference only Bray International Inc |
NSN 4820-01-690-6939 is a Valve,butterfly, manufactured by Bray International Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-690-6939 has 1 manufacturer part number on file: 410200-110NT8QT/G002 (Bray International Inc).
3 possible matches (shared part number, not a government interchangeability claim): 3020-01-690-8730, 3020-01-690-8737, 3020-01-697-2018. Verify interchangeability with system specifications before substitution.
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.