The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-01-397-1660, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Mitchell Diesel Limited T/a Mitchell Powersystems. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5340-01-397-1660 |
| Primary Part Number | 29508031 |
| Item Name | Plug,protective,dust and Moistur |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Mitchell Diesel Limited T/a Mitchell Powersystems |
| 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 |
|---|---|
| 29508031 | Mitchell Diesel Limited T/a Mitchell Powersystems (GBR) |
| 29508031 | Big Changes, Llc Dba Tkt Sales (USA) |
| 29508031 | The W.w. Williams Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 29508031 | 5/9 Secondary reference Detroit Diesel (overseas Distribution Corp) |
| 29508031 | 3/9 Design control — primary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 5340-01-397-1660 is a Plug,protective,dust and Moistur, manufactured by Mitchell Diesel Limited T/a Mitchell Powersystems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-397-1660 has 3 manufacturer part numbers on file: 29508031 (Mitchell Diesel Limited T/a Mitchell Powersystems), 29508031 (Big Changes, Llc Dba Tkt Sales), 29508031 (The W.w. Williams Company, Llc).
Key specifications for 29508031: End Item Identification: GEARBOX AUTOMATIC ALLISON AT 540. 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.