The Diaphragm, cataloged under National Stock Number 4470-00-800-1432, is classified within Federal Supply Class 4470 (Nuclear Reactors) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Amec Foster Wheeler North America Corp. Dba Foster Wheeler. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Diaphragm |
| FSC / FSG | 4470 — Nuclear Reactors (FSG 44) |
| Manufacturers | Amec Foster Wheeler North America Corp. Dba Foster Wheeler (CAGE 23230) |
| Parameter | Value |
|---|---|
| NSN | 4470-00-800-1432 |
| Primary Part Number | NF42181PC586 |
| Item Name | Diaphragm |
| FSC / FSG | 4470 / 44 — Nuclear Reactors |
| Manufacturer | Amec Foster Wheeler North America Corp. Dba Foster Wheeler |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| NF42181PC586 PRIMARY | Amec Foster Wheeler North America Corp. Dba Foster Wheeler (USA) |
| NF42181-586 PRIMARY | Amec Foster Wheeler North America Corp. Dba Foster Wheeler (USA) |
| Reference | Meaning |
|---|---|
| NF-42175PC586 | 5/1 Secondary reference Amec Foster Wheeler North America Corp. Dba Foster Wheeler |
NSN 4470-00-800-1432 is a Diaphragm, manufactured by Amec Foster Wheeler North America Corp. Dba Foster Wheeler, classified under FSC 4470, Nuclear Reactors. Status: active.
NSN 4470-00-800-1432 has 2 manufacturer part numbers on file: NF42181PC586 (Amec Foster Wheeler North America Corp. Dba Foster Wheeler), NF42181-586 (Amec Foster Wheeler North America Corp. Dba Foster Wheeler).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4470-00-800-1432 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.