The Seat,valve, cataloged under National Stock Number 4810-00-905-0083, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-905-0083 |
| Primary Part Number | 731110-4 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Thread Length | 0.844 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Hardness Rating | 240.0 BRINELL STANDARD MINIMUM AND 285.0 BRINELL STANDARD MAXIMUM BODY |
| Hardness Rating | 240.0 BRINELL STANDARD MINIMUM AND 285.0 BRINELL STANDARD MAXIMUM FACE |
| Material Document and Classification | QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.688 INCHES SINGLE THREADED PORTION IN |
| Thread Class | 3A SINGLE THREADED PORTION A |
| Thread Quantity Per Inch | 18 SINGLE THREADED PORTION |
| Material | STEEL COMP 1040 OVERALL |
| Thread Series Designator | UNS SINGLE THREADED PORTION |
| Seating Surface Shape | FLAT |
| 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 |
|---|---|
| 731110-4 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 4810-00-905-0083 is a Seat,valve, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-905-0083 has 1 manufacturer part number on file: 731110-4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 731110-4: Thread Length: 0.844 INCHES NOMINAL SINGLE THREADED PORTION IN; Hardness Rating: 240.0 BRINELL STANDARD MINIMUM AND 285.0 BRINELL STANDARD MAXIMUM BODY; Hardness Rating: 240.0 BRINELL STANDARD MINIMUM AND 285.0 BRINELL STANDARD MAXIMUM FACE; Material Document and Classification: QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 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.