The Diapharagm,retainer, cataloged under National Stock Number 5342-01-133-0557, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5342-01-133-0557 |
| Primary Part Number | 11504865-1 |
| Item Name | Diapharagm,retainer |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| General Characteristics Item Description | 4.850 IN. LG,2.279 IN. W;AL ALY 6061-T6,QQ-A-250/11 IN |
| 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 |
|---|---|
| 11504865-1 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 11504865-1 | 5/1 Secondary reference Machine Products Co |
NSN 5342-01-133-0557 is a Diapharagm,retainer, manufactured by Us Army Aviation and Missile Command, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-133-0557 has 1 manufacturer part number on file: 11504865-1 (Us Army Aviation and Missile Command).
Key specifications for 11504865-1: General Characteristics Item Description: 4.850 IN. LG,2.279 IN. W;AL ALY 6061-T6,QQ-A-250/11 IN. 1 specification is 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.