The Seat,valve, cataloged under National Stock Number 4820-01-176-0463, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Rogerson Aircraft Equipment Group. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-176-0463 |
| Primary Part Number | 40704-3 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Rogerson Aircraft Equipment Group |
| Status | CANCELLED |
| Flange Diameter | 0.248 INCHES NOMINAL IN |
| Material | PLASTIC POLYCHLOROTRIFLUOROETHYLENE SEAT |
| Seating Surface Shape | FLAT |
| Body Outside Diameter | 0.200 INCHES NOMINAL IN |
| Body Inside Diameter | 0.075 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 4820-01-176-0463 is a Seat,valve, manufactured by Rogerson Aircraft Equipment Group, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-176-0463 has 3 cross-referenced part numbers: 10124675 (Nimikkeistokeskus Ncb Finland), 40704-1 (Rogerson Aircraft Equipment Group), 40704-3 (Rogerson Aircraft Equipment Group).
There are 6 known substitutes for 4820-01-176-0463: 5945-00-008-0426, 5310-00-045-3296, 5310-00-045-4007 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 40704-3: Flange Diameter: 0.248 INCHES NOMINAL IN; Material: PLASTIC POLYCHLOROTRIFLUOROETHYLENE SEAT; Seating Surface Shape: FLAT; Body Outside Diameter: 0.200 INCHES NOMINAL IN. 5 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-176-0463 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.