The Disk,valve, cataloged under National Stock Number 4820-01-118-4659, 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 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-118-4659 |
| Primary Part Number | 38199-H-183 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Shoulder Width | 0.178 INCHES NOMINAL IN |
| Shoulder Height | 0.223 INCHES NOMINAL IN |
| Outside Diameter | 1.870 INCHES NOMINAL IN |
| Nominal Thread Size | 1.625 INCHES IN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 12 |
| Material | NICKEL ALLOY |
| Thread Series Designator | UN |
| 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 |
|---|---|
| 38199-H-183 PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| C-35619 PIECE 4 | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 38199H | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 38199-H-180 | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| C-35619 | D/9 Drawing number reference only Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 803-1385541 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-118-4659 is a Disk,valve, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-118-4659 has 2 manufacturer part numbers on file: 38199-H-183 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), C-35619 PIECE 4 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
Key specifications for 38199-H-183: Overall Height: 1.624 INCHES NOMINAL IN; Shoulder Width: 0.178 INCHES NOMINAL IN; Shoulder Height: 0.223 INCHES NOMINAL IN; Outside Diameter: 1.870 INCHES NOMINAL IN. 8 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.