The Block, cataloged under National Stock Number 2530-00-709-9409, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Block |
| FSC / FSG | 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components (FSG 25) |
| Manufacturers | U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Meritor Heavy Vehicle Systems, Llc (CAGE 78500); General Motors Corp (CAGE 24617) |
| Parameter | Value |
|---|---|
| NSN | 2530-00-709-9409 |
| Primary Part Number | A1-3280G1333 |
| Item Name | Block |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| 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 |
|---|---|
| 7099409 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| A1-3280G1333 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| 2066897 | General Motors Corp (USA) |
| Reference | Meaning |
|---|---|
| 667372 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 2066897 | 5/9 Secondary reference Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 |
| 2066897 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
NSN 2530-00-709-9409 is a Block, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-709-9409 has 3 manufacturer part numbers on file: 7099409 (U S Army Tank Automotive Command Amsta-Im-Mm), A1-3280G1333 (Meritor Heavy Vehicle Systems, Llc), 2066897 (General Motors Corp).
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.