The Cap-Plug,protective,dust and Moi, cataloged under National Stock Number 5340-01-550-3970, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-550-3970 |
| Primary Part Number | 1570670 |
| Item Name | Cap-Plug,protective,dust and Moi |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| 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 |
|---|---|
| 157-0670 | Finning (uk) Ltd (GBR) |
| 1570670 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| CV131903 | Tvs Supply Chain Solutions Limited (GBR) |
| Reference | Meaning |
|---|---|
| 157-0670 | 6/9 Informative reference only Royal Malaysian Navy |
| 1570670 | 5/9 Secondary reference Caterpillar of Australia Pty Ltd |
NSN 5340-01-550-3970 is a Cap-Plug,protective,dust and Moi, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-550-3970 has 3 manufacturer part numbers on file: 157-0670 (Finning (uk) Ltd), 1570670 (Caterpillar Inc Div Caterpillar Defense), CV131903 (Tvs Supply Chain Solutions Limited).
Key specifications for 1570670: Special Features: COOLANT SAMPLING VALVE DUST CAP; End Item Identification: USED ON CATERPILLAR 207-8464 FLUID SAMPLING VALVE GROUP PART OF 203-3845 ENGINE AR INSTALLATION. 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.