The Disk,valve, cataloged under National Stock Number 4820-00-192-8534, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-192-8534 |
| Primary Part Number | 041-500-0037 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Shank Diameter | 0.500 INCHES NOMINAL IN |
| Flange Seat to Disk End Height | 0.927 INCHES NOMINAL IN |
| Flange Diameter | 1.137 INCHES NOMINAL IN |
| Nominal Thread Size | 0.313 INCHES IN |
| Inside Diameter | 0.255 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Material | STEEL |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 041-500-0037 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| 041-500-0037 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| 041-500-0037 | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
NSN 4820-00-192-8534 is a Disk,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-192-8534 has 1 manufacturer part number on file: 041-500-0037 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for 041-500-0037: Shank Diameter: 0.500 INCHES NOMINAL IN; Flange Seat to Disk End Height: 0.927 INCHES NOMINAL IN; Flange Diameter: 1.137 INCHES NOMINAL IN; Overall Height: 1.703 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.
NSN 4820-00-192-8534 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.