The Seat,valve, cataloged under National Stock Number 4820-00-901-3706, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Alliedsignal Inc Dba Allied-Signal Aerospace Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-901-3706 |
| Primary Part Number | 476859 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Alliedsignal Inc Dba Allied-Signal Aerospace Co |
| Status | ACTIVE |
| Seating Surface Shape | ANGULAR |
| Style Designator | PLAIN |
| Body Inside Diameter | 1.021 INCHES NOMINAL IN |
| Seat Angle in Deg | 25.000 NOMINAL |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Body Outside Diameter | 1.668 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-901-3706 is a Seat,valve, manufactured by Alliedsignal Inc Dba Allied-Signal Aerospace Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-901-3706 has 3 cross-referenced part numbers: 476859 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 476859 (Honeywell International Inc. Div Aerospace - Torrance), 476859 (Garrett Transportation I, Inc.).
There is 1 known substitute for 4820-00-901-3706: 5340-00-434-5527. Verify interchangeability with system specifications before substitution.
Key specifications for 476859: Overall Height: 0.375 INCHES NOMINAL IN; Seating Surface Shape: ANGULAR; Style Designator: PLAIN; Body Inside Diameter: 1.021 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.