The Seat,valve, cataloged under National Stock Number 4820-00-346-6523, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Kieley and Mueller Inc Sub of Johnson Controls Inc. Government technical data includes 12 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-346-6523 |
| Primary Part Number | C625-2 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Kieley and Mueller Inc Sub of Johnson Controls Inc |
| Status | ACTIVE |
| Flange Diameter | 2.438 INCHES NOMINAL IN |
| Body Inside Diameter | 1.688 INCHES NOMINAL IN |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | UNS SINGLE THREADED PORTION |
| Style Designator | THREADED FLANGED |
| Thread Quantity Per Inch | 16 SINGLE THREADED PORTION |
| Flange Seat to Disk End Height | 0.375 INCHES NOMINAL IN |
| Thread Class | 2A SINGLE THREADED PORTION A |
| Nominal Thread Size | 2.062 INCHES SINGLE THREADED PORTION IN |
| Thread Length | 0.375 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Under Flange Height | 0.375 INCHES NOMINAL IN |
| Seating Surface Shape | FLAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| C625-2 | Kieley and Mueller Inc Sub of Johnson Controls Inc (USA) |
NSN 4820-00-346-6523 is a Seat,valve, manufactured by Kieley and Mueller Inc Sub of Johnson Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-346-6523 has 1 cross-referenced part number: C625-2 (Kieley and Mueller Inc Sub of Johnson Controls Inc).
There is 1 known substitute for 4820-00-346-6523: 6350-00-700-8965. Verify interchangeability with system specifications before substitution.
Key specifications for C625-2: Flange Diameter: 2.438 INCHES NOMINAL IN; Body Inside Diameter: 1.688 INCHES NOMINAL IN; Material: NICKEL ALLOY OVERALL; Thread Series Designator: UNS SINGLE THREADED PORTION. 12 total characteristics are documented in the Federal Logistics Information System.