The Seat,valve, cataloged under National Stock Number 4820-00-786-6993, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Control Systems Division. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-786-6993 |
| Primary Part Number | 26554 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Control Systems Division |
| Status | ACTIVE |
| Flange Diameter | 0.622 INCHES MINIMUM AND 0.623 INCHES MAXIMUM IN |
| Seat Angle in Deg | 40.000 NOMINAL |
| Body Inside Diameter | 0.048 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN |
| Flange Seat to Disk End Height | 0.326 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN |
| Seating Surface Shape | ANGULAR |
| Body Outside Diameter | 0.446 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 26554 PRIMARY | Parker-Hannifin Corporation Dba Control Systems Division (USA) |
NSN 4820-00-786-6993 is a Seat,valve, manufactured by Parker-Hannifin Corporation Dba Control Systems Division, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-786-6993 has 1 cross-referenced part number: 26554 (Parker-Hannifin Corporation Dba Control Systems Division).
There are 4 known substitutes for 4820-00-786-6993: 3455-00-224-3655, 6105-00-860-6984, 4730-00-871-6729 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 26554: Flange Diameter: 0.622 INCHES MINIMUM AND 0.623 INCHES MAXIMUM IN; Seat Angle in Deg: 40.000 NOMINAL; Body Inside Diameter: 0.048 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN; Flange Seat to Disk End Height: 0.326 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.