The Disk,valve, cataloged under National Stock Number 4810-01-247-4563, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is United Dynamics, Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-247-4563 |
| Primary Part Number | 20137000-10 |
| Item Name | Disk,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | United Dynamics, Inc |
| Status | ACTIVE |
| Shank Diameter | 0.624 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Flange Seat to Disk End Height | 0.839 INCHES MINIMUM AND 0.882 INCHES MAXIMUM IN |
| Outside Diameter | 0.772 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN |
| Style Designator | POPPET |
| Material Document and Classification | QQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Seat Angle | 15.0 DEGREES NOMINAL |
| Inside Diameter | 0.475 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 6061 |
| 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 |
|---|---|
| 20137000-10 | United Dynamics, Inc (USA) |
| Reference | Meaning |
|---|---|
| 767609-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4810-01-247-4563 is a Disk,valve, manufactured by United Dynamics, Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-247-4563 has 1 manufacturer part number on file: 20137000-10 (United Dynamics, Inc).
Key specifications for 20137000-10: Shank Diameter: 0.624 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Flange Seat to Disk End Height: 0.839 INCHES MINIMUM AND 0.882 INCHES MAXIMUM IN; Overall Height: 0.999 INCHES MINIMUM AND 1.002 INCHES MAXIMUM IN; Outside Diameter: 0.772 INCHES MINIMUM AND 0.775 INCHES MAXIMUM 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 4810-01-247-4563 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.