The Seat,valve, cataloged under National Stock Number 4820-00-398-9495, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-398-9495 |
| Primary Part Number | TC-2 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Style Designator | PLAIN FLANGED |
| Seating Surface Shape | FLAT |
| Flange Seat to Disk End Height | 0.219 INCHES NOMINAL IN |
| Body Inside Diameter | 0.625 INCHES NOMINAL IN |
| Material | COPPER OVERALL |
| Body Outside Diameter | 3.594 INCHES NOMINAL IN |
| Flange Diameter | 3.781 INCHES NOMINAL IN |
| Under Flange Height | 0.812 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| BS1194PC185 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS1195PC185 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| TC-2 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 4820-00-398-9495 is a Seat,valve, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-398-9495 has 3 cross-referenced part numbers: BS1194PC185 (Circor Naval Solutions Llc Dba Warren Pumps), BS1195PC185 (Circor Naval Solutions Llc Dba Warren Pumps), TC-2 (Circor Naval Solutions Llc Dba Warren Pumps).
There are 6 known substitutes for 4820-00-398-9495: 5950-00-481-1171, 5820-00-691-2554, 3950-00-702-2221 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for TC-2: Style Designator: PLAIN FLANGED; Seating Surface Shape: FLAT; Flange Seat to Disk End Height: 0.219 INCHES NOMINAL IN; Body Inside Diameter: 0.625 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.