The Seat,valve, cataloged under National Stock Number 4820-00-075-2253, 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 6 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-075-2253 |
| Primary Part Number | 14518 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MAXIMUM BODY |
| Flange Diameter | 1.000 INCHES MINIMUM AND 1.003 INCHES MAXIMUM IN |
| Body Inside Diameter | 0.637 INCHES MINIMUM AND 0.639 INCHES MAXIMUM IN |
| Seating Surface Shape | FLAT |
| Body Outside Diameter | 0.747 INCHES MINIMUM AND 0.748 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 14518 PRIMARY | Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA) |
NSN 4820-00-075-2253 is a Seat,valve, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-075-2253 has 1 cross-referenced part number: 14518 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).
There are 10 known substitutes for 4820-00-075-2253: 5136-00-580-7163, 5325-00-587-2187, 4730-01-085-2563 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 14518: Material: STEEL OVERALL; Hardness Rating: 58.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MAXIMUM BODY; Flange Diameter: 1.000 INCHES MINIMUM AND 1.003 INCHES MAXIMUM IN; Body Inside Diameter: 0.637 INCHES MINIMUM AND 0.639 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.