The Brake Shoe, cataloged under National Stock Number 2530-01-070-0548, 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 Dana Off Highway Products, Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2530-01-070-0548 |
| Primary Part Number | 4312921 |
| Item Name | Brake Shoe |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Actuation Method | HYDRAULIC CYLINDER INTERNAL |
| Strengthening Feature | LAYERED FLAT STEEL BACKING MEMBER |
| Drum Width for Which Designed | 3.125 INCHES NOMINAL IN |
| Drum Diameter for Which Designed | 12.000 INCHES NOMINAL IN |
| Fabrication Method | COMPRESSED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4312921 PRIMARY | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4312921 | 5/9 Secondary reference Clark Equipment Co |
| 3736391 | 5/9 Secondary reference Clark Equipment Co |
| 840929 | 5/9 Secondary reference Clark Equipment Co |
NSN 2530-01-070-0548 is a Brake Shoe, manufactured by Dana Off Highway Products, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-070-0548 has 1 manufacturer part number on file: 4312921 (Dana Off Highway Products, Llc).
Key specifications for 4312921: Actuation Method: HYDRAULIC CYLINDER INTERNAL; Strengthening Feature: LAYERED FLAT STEEL BACKING MEMBER; Drum Width for Which Designed: 3.125 INCHES NOMINAL IN; Drum Diameter for Which Designed: 12.000 INCHES NOMINAL IN. 5 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.