The Seat,valve, cataloged under National Stock Number 4820-00-329-0861, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-329-0861 |
| Primary Part Number | 30579 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Series Designator | UNEF SINGLE THREADED PORTION |
| Seating Surface Shape | FLAT |
| Thread Class | 2A SINGLE THREADED PORTION A |
| Seal Accommodation Type | GROOVED |
| Nominal Thread Size | 0.687 INCHES SINGLE THREADED PORTION IN |
| Thread Length | 0.187 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 30579 PRIMARY | Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA) |
NSN 4820-00-329-0861 is a Seat,valve, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-329-0861 has 1 cross-referenced part number: 30579 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).
There are 2 known substitutes for 4820-00-329-0861: 5961-00-914-6005, 4710-01-669-5415. Verify interchangeability with system specifications before substitution.
Key specifications for 30579: Material: ALUMINUM ALLOY 2024 OVERALL; Surface Treatment: PASSIVATE OVERALL; Thread Series Designator: UNEF SINGLE THREADED PORTION; Seating Surface Shape: FLAT. 8 total characteristics are documented in the Federal Logistics Information System.