The Disk,valve, cataloged under National Stock Number 4820-00-920-8329, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Corporation Dba Eaton Inoac Div Eaton. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-920-8329 |
| Primary Part Number | C00P3A16H |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Corporation Dba Eaton Inoac Div Eaton |
| Status | ACTIVE |
| Shank Diameter | 0.614 INCHES NOMINAL IN |
| Flange Seat to Disk End Height | 0.585 INCHES NOMINAL IN |
| Flange Diameter | 1.062 INCHES NOMINAL IN |
| Style Designator | CONE CHECK |
| Seat Angle | 45.0 DEGREES NOMINAL |
| Under Flange Height | 0.125 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| C00P3A16H PRIMARY | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 330576 PIECE 805A | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| Reference | Meaning |
|---|---|
| 330576 PIECE 805A | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4820-00-920-8329 is a Disk,valve, manufactured by Eaton Corporation Dba Eaton Inoac Div Eaton, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-920-8329 has 2 manufacturer part numbers on file: C00P3A16H (Eaton Corporation Dba Eaton Inoac Div Eaton), 330576 PIECE 805A (Eaton Corporation Dba Eaton Inoac Div Eaton).
Key specifications for C00P3A16H: Shank Diameter: 0.614 INCHES NOMINAL IN; Flange Seat to Disk End Height: 0.585 INCHES NOMINAL IN; Flange Diameter: 1.062 INCHES NOMINAL IN; Overall Height: 0.903 INCHES NOMINAL IN. 7 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.