The Plug,transmission, cataloged under National Stock Number 2520-00-679-4640, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-00-679-4640 |
| Item Name | Plug,transmission |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,0.125 IN. HEAD H,D SHAPED,1.000 IN. ACROSS FLAT,0.625 IN. BODY LG,0.750 IN. O/A LG,0.879 IN. BODY OD,CHAMFERED 0.063 @BY 45 DEG IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 56A23049 | 5/9 Secondary reference U.S. Government activity |
| 63B52535-7 | 5/9 Secondary reference U.S. Government activity |
| 63B52535-7 | 3/9 Design control — primary reference U.S. Government activity |
NSN 2520-00-679-4640 is a Plug,transmission, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
Key specifications for 2520-00-679-4640: General Characteristics Item Description: STEEL,0.125 IN. HEAD H,D SHAPED,1.000 IN. ACROSS FLAT,0.625 IN. BODY LG,0.750 IN. O/A LG,0.879 IN. BODY OD,CHAMFERED 0.063 @BY 45 DEG IN. 1 specification is 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.