The Diaphragm,oversize, cataloged under National Stock Number 2040-01-557-4676, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Defense Maritime Solutions, Inc.. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2040-01-557-4676 |
| Primary Part Number | H71243-02-6-1 |
| Item Name | Diaphragm,oversize |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Defense Maritime Solutions, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| H71243-02-6-1 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| US71243-02 ITEM NO. 6-1 | 5/1 Secondary reference Defense Maritime Solutions, Inc. |
NSN 2040-01-557-4676 is a Diaphragm,oversize, manufactured by Defense Maritime Solutions, Inc., classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-557-4676 has 1 manufacturer part number on file: H71243-02-6-1 (Defense Maritime Solutions, Inc.).
Key specifications for H71243-02-6-1: Special Features: MATERIAL: MANETEX 10; BULKHEAD SEAL USED ON DDG-51 CLASS SHIP; Part Name Assigned by Controlling Agency: DIAPHRAGM,OVERSIZE; End Item Identification: NHA: GA FOR 20.125 DIAMETER SHAFT TYPE ND BULKHEAD SEAL. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.