The Brake,expander Tube, cataloged under National Stock Number 2530-00-809-9074, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-809-9074 |
| Item Name | Brake,expander Tube |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Status | ACTIVE |
| Mounting Hole Quantity | 8 |
| FSC Application Data | DIFFERENTIAL AND REAR WHEEL ASSY,TRUCK LIFT,TYPE MJ-1 |
| Design Type | SINGLE |
| Overall Diameter | 7.500 INCHES NOMINAL IN |
| Block Width | 1.625 INCHES NOMINAL IN |
| Mounting Method | ANCHOR PLATE FLANGE |
| Mounting Hole Diameter | 0.281 INCHES NOMINAL IN |
| Block Diameter | 7.000 INCHES NOMINAL IN |
| Bolt Circle Diameter | 4.750 INCHES NOMINAL IN |
| Installation Location | RIGHT HAND SIDE |
| Wheel Size for Which Designed | 8 BY 5 IN. IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 63C52588-2 | 5/9 Secondary reference U.S. Government activity |
| 63C52588-2 | 3/9 Design control — primary reference U.S. Government activity |
NSN 2530-00-809-9074 is a Brake,expander Tube, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
Key specifications for 2530-00-809-9074: Mounting Hole Quantity: 8; FSC Application Data: DIFFERENTIAL AND REAR WHEEL ASSY,TRUCK LIFT,TYPE MJ-1; Design Type: SINGLE; Overall Diameter: 7.500 INCHES NOMINAL IN. 11 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.
NSN 2530-00-809-9074 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.