The Countershaft,transm, cataloged under National Stock Number 2520-00-495-7345, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Manitowoc Engineering Co Division of the Manitowoc Co Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Countershaft,transm |
| FSC / FSG | 2520 — Vehicular Power Transmission Components (FSG 25) |
| Manufacturers | Manitowoc Engineering Co Division of the Manitowoc Co Inc (CAGE 38018) |
| Parameter | Value |
|---|---|
| NSN | 2520-00-495-7345 |
| Primary Part Number | 74-30-2 |
| Item Name | Countershaft,transm |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Manitowoc Engineering Co Division of the Manitowoc Co Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 74-30-2 | Manitowoc Engineering Co Division of the Manitowoc Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 74-30-2 | 3/2 Design control — primary reference U.S. Government activity |
| 12153J | 5/9 Secondary reference Diamond Reo Truck Co |
| 697807R1 | 5/9 Secondary reference U.S. Government activity |
NSN 2520-00-495-7345 is a Countershaft,transm, manufactured by Manitowoc Engineering Co Division of the Manitowoc Co Inc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-495-7345 has 1 manufacturer part number on file: 74-30-2 (Manitowoc Engineering Co Division of the Manitowoc Co Inc).
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.