The Valve Assembly, cataloged under National Stock Number 4820-01-186-8717, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is King Nutronics Corporation Dba King Nutronics. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-186-8717 |
| Primary Part Number | 3534-9-1 |
| Item Name | Valve Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | King Nutronics Corporation Dba King Nutronics |
| 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 |
|---|---|
| 3534-9-1 PRIMARY | King Nutronics Corporation Dba King Nutronics (USA) |
| Reference | Meaning |
|---|---|
| 3534-9 | D/9 Drawing number reference only King Nutronics Corporation Dba King Nutronics |
NSN 4820-01-186-8717 is a Valve Assembly, manufactured by King Nutronics Corporation Dba King Nutronics, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-186-8717 has 1 manufacturer part number on file: 3534-9-1 (King Nutronics Corporation Dba King Nutronics).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-214-4288. Verify interchangeability with system specifications before substitution.
Key specifications for 3534-9-1: Special Features: 9.200 IN. O/A LG; 2.500 IN. DIA ONE END,2.250 IN. OTHER END; THD 1/8-27 NPT IN. 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.