The Disk,valve, cataloged under National Stock Number 4820-01-486-6015, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Quality Assured Products Inc Dba Qa Products Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Disk,valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Quality Assured Products Inc Dba Qa Products Inc (CAGE 0FEA5) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-486-6015 |
| Primary Part Number | 971389-AY1 PIECE 03 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Quality Assured Products Inc Dba Qa Products 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 |
|---|---|
| 971389-AY1 PIECE 03 PRIMARY | Quality Assured Products Inc Dba Qa Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 971398-AY1 PIEC | C/1 Advisory reference — outside the item-of-supply concept Quality Assured Products Inc Dba Qa Products Inc |
| 971398-AY1 | D/9 Drawing number reference only Quality Assured Products Inc Dba Qa Products Inc |
NSN 4820-01-486-6015 is a Disk,valve, manufactured by Quality Assured Products Inc Dba Qa Products Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-486-6015 has 1 manufacturer part number on file: 971389-AY1 PIECE 03 (Quality Assured Products Inc Dba Qa Products Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5365-01-487-4203, 5310-01-489-5444. 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.