The Cap-Plug,protective,dust and Moi, cataloged under National Stock Number 5340-01-570-4599, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Marmon-Herrington Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-570-4599 |
| Primary Part Number | MT22-1176 |
| Item Name | Cap-Plug,protective,dust and Moi |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Marmon-Herrington Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| MT22-1176 PRIMARY | Marmon-Herrington Company (USA) |
| 1002288 | General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA) |
| Reference | Meaning |
|---|---|
| N000331 | D/9 Drawing number reference only General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp |
NSN 5340-01-570-4599 is a Cap-Plug,protective,dust and Moi, manufactured by Marmon-Herrington Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-570-4599 has 2 manufacturer part numbers on file: MT22-1176 (Marmon-Herrington Company), 1002288 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-579-1504. Verify interchangeability with system specifications before substitution.
Key specifications for MT22-1176: Part Name Assigned by Controlling Agency: DUST SHIELD; End Item Identification: FPII COUGAR. 0 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.
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.