The Cap-Plug,protective,dust and Moi, cataloged under National Stock Number 5340-01-656-7492, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Cap-Plug,protective,dust and Moi |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-656-7492 |
| Primary Part Number | 635-8217089-39 |
| Item Name | Cap-Plug,protective,dust and Moi |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| 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 |
|---|---|
| 1343696 IT 4MOD(STEEL) | Naval Sea Systems Command (USA) |
| 635-8217089-39 PRIMARY | Naval Sea Systems Command (USA) |
| 691-72853673 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 21104255 | 3/2 Design control — primary reference U.S. Government activity |
| H576-0803-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-656-7492 is a Cap-Plug,protective,dust and Moi, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-656-7492 has 3 manufacturer part numbers on file: 1343696 IT 4MOD(STEEL) (Naval Sea Systems Command), 635-8217089-39 (Naval Sea Systems Command), 691-72853673 (Naval Sea Systems Command).
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.