The Seat,valve, cataloged under National Stock Number 4820-00-334-3867, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Spirax Sarco Inc Dba Spirax Sarco. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-334-3867 |
| Primary Part Number | 44488 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Spirax Sarco Inc Dba Spirax Sarco |
| Status | ACTIVE |
| Nominal Thread Size | 0.875 INCHES SINGLE THREADED PORTION IN |
| Style Designator | THREADED FLANGED |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNEF SINGLE THREADED PORTION |
| Under Flange Height | 0.350 INCHES NOMINAL IN |
| Thread Class | 2A SINGLE THREADED PORTION A |
| Thread Length | 0.345 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Seal Accommodation Type | GROOVED |
| Flange Seat to Disk End Height | 0.530 INCHES NOMINAL IN |
| Flange Diameter | 1.300 INCHES NOMINAL IN |
| Body Inside Diameter | 0.090 INCHES NOMINAL IN |
| Seating Surface Shape | FLAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 44488 PRIMARY | Spirax Sarco Inc Dba Spirax Sarco (USA) |
NSN 4820-00-334-3867 is a Seat,valve, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-334-3867 has 1 cross-referenced part number: 44488 (Spirax Sarco Inc Dba Spirax Sarco).
There are 7 known substitutes for 4820-00-334-3867: 5360-00-181-3876, 4730-00-231-5596, 5310-00-448-6789 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 44488: Nominal Thread Size: 0.875 INCHES SINGLE THREADED PORTION IN; Style Designator: THREADED FLANGED; Material: STEEL CORROSION RESISTING OVERALL; Thread Series Designator: UNEF SINGLE THREADED PORTION. 13 total characteristics are documented in the Federal Logistics Information System.