The Disk,valve, cataloged under National Stock Number 4820-01-161-1209, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-161-1209 |
| Primary Part Number | C-35844 PIECE 4 5IN |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Shank Diameter | 0.750 INCHES NOMINAL IN |
| Flange Seat to Disk End Height | 0.625 INCHES NOMINAL IN |
| Style Designator | SWING CHECK |
| Material | NICKEL ALLOY |
| 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 |
|---|---|
| C-35844 PIECE 4 5IN PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| 38234R | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| 38234-R-180 PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
NSN 4820-01-161-1209 is a Disk,valve, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-161-1209 has 3 manufacturer part numbers on file: C-35844 PIECE 4 5IN (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 38234R (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 38234-R-180 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
Key specifications for C-35844 PIECE 4 5IN: Shank Diameter: 0.750 INCHES NOMINAL IN; Flange Seat to Disk End Height: 0.625 INCHES NOMINAL IN; Style Designator: SWING CHECK; Material: NICKEL ALLOY. 4 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.