The Seat,valve, cataloged under National Stock Number 4810-01-706-8785, 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 3 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4810-01-706-8785 |
| Primary Part Number | 520-13006-1 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | United Dynamics, Inc |
| Status | ACTIVE |
| Flange Diameter | 3.570 INCHES NOMINAL IN |
| Body Outside Diameter | 6.00 INCHES NOMINAL IN |
| Body Inside Diameter | 5.00 INCHES NOMINAL IN |
| 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 |
|---|---|
| 520-13006-1 | Mac Aerospace Corp (USA) |
| 520-13006-1 PRIMARY | United Dynamics, Inc (USA) |
| 520-13006-1 | Airtronics, Llc (USA) |
| 520-13006-1 | Coanda Company Llc, the (USA) |
| Reference | Meaning |
|---|---|
| 520-13006-1 | 5/9 Secondary reference U.S. Government activity |
NSN 4810-01-706-8785 is a Seat,valve, manufactured by United Dynamics, Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-706-8785 has 4 manufacturer part numbers on file: 520-13006-1 (Mac Aerospace Corp), 520-13006-1 (United Dynamics, Inc), 520-13006-1 (Airtronics, Llc), 520-13006-1 (Coanda Company Llc, the).
Key specifications for 520-13006-1: Flange Diameter: 3.570 INCHES NOMINAL IN; Body Outside Diameter: 6.00 INCHES NOMINAL IN; Body Inside Diameter: 5.00 INCHES NOMINAL IN; Special Features: VALVE SEAT, FUEL TANK VENT. 3 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.