The Seat,valve, cataloged under National Stock Number 4820-00-375-7859, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Ashcroft Inc Dba Heise. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, 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 | 4820-00-375-7859 |
| Primary Part Number | 85511 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| Material | NICKEL ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 85511 PRIMARY | Ashcroft Inc Dba Heise (USA) |
| 5VAA72PC4 PRIMARY | Ashcroft Inc Dba Heise (USA) |
| 4824-3113087 | Naval Sea Systems Command (USA) |
| 4824-3113087PC4 PRIMARY | Naval Sea Systems Command (USA) |
| 4824-3113087PC4 | Naval Ship Systems Command (USA) |
NSN 4820-00-375-7859 is a Seat,valve, manufactured by Ashcroft Inc Dba Heise, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-375-7859 has 5 cross-referenced part numbers: 85511 (Ashcroft Inc Dba Heise), 5VAA72PC4 (Ashcroft Inc Dba Heise), 4824-3113087 (Naval Sea Systems Command), 4824-3113087PC4 (Naval Sea Systems Command), 4824-3113087PC4 (Naval Ship Systems Command).
There are 6 known substitutes for 4820-00-375-7859: 5305-00-432-2812, 4820-00-975-6960, 1355-01-048-4835 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 85511: Material: NICKEL ALLOY OVERALL. 1 total characteristics are documented in the Federal Logistics Information System.