The Disk,valve, cataloged under National Stock Number 4820-00-399-2888, 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 4 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 | 4820-00-399-2888 |
| Primary Part Number | 43231 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Spirax Sarco Inc Dba Spirax Sarco |
| Status | ACTIVE |
| Material | COPPER ALLOY AND STEEL CORROSION RESISTING |
| Nominal Thread Size | 0.312 INCHES IN |
| Outside Diameter | 1.395 INCHES NOMINAL IN |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 43231 PRIMARY | Spirax Sarco Inc Dba Spirax Sarco (USA) |
NSN 4820-00-399-2888 is a Disk,valve, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-399-2888 has 1 cross-referenced part number: 43231 (Spirax Sarco Inc Dba Spirax Sarco).
There is 1 known substitute for 4820-00-399-2888: 5330-00-285-8394. Verify interchangeability with system specifications before substitution.
Key specifications for 43231: Material: COPPER ALLOY AND STEEL CORROSION RESISTING; Nominal Thread Size: 0.312 INCHES IN; Outside Diameter: 1.395 INCHES NOMINAL IN; Overall Height: 0.768 INCHES NOMINAL IN. 5 total characteristics are documented in the Federal Logistics Information System.