The Diaphragm, cataloged under National Stock Number 5340-00-558-9423, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Amec Foster Wheeler North America Corp. Dba Foster Wheeler. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-558-9423 |
| Primary Part Number | NH41036PC19 |
| Item Name | Diaphragm |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Amec Foster Wheeler North America Corp. Dba Foster Wheeler |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| NH41036PC19 | Amec Foster Wheeler North America Corp. Dba Foster Wheeler (USA) |
| NH40062HREVJPC12 | Amec Foster Wheeler North America Corp. Dba Foster Wheeler (USA) |
| MH40300PC89 | Amec Foster Wheeler North America Corp. Dba Foster Wheeler (USA) |
| NH39181PC12 | Amec Foster Wheeler North America Corp. Dba Foster Wheeler (USA) |
| Reference | Meaning |
|---|---|
| NH39181DPC12 | 3/1 Design control — primary reference Amec Foster Wheeler North America Corp. Dba Foster Wheeler |
NSN 5340-00-558-9423 is a Diaphragm, manufactured by Amec Foster Wheeler North America Corp. Dba Foster Wheeler, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-558-9423 has 4 manufacturer part numbers on file: NH41036PC19 (Amec Foster Wheeler North America Corp. Dba Foster Wheeler), NH40062HREVJPC12 (Amec Foster Wheeler North America Corp. Dba Foster Wheeler), MH40300PC89 (Amec Foster Wheeler North America Corp. Dba Foster Wheeler), NH39181PC12 (Amec Foster Wheeler North America Corp. Dba Foster Wheeler).
Key specifications for NH41036PC19: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5340-00-558-9423 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.