The Brake,shoe Type, cataloged under National Stock Number 2530-00-133-9999, 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 Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-133-9999 |
| Primary Part Number | 1004122 |
| Item Name | Brake,shoe Type |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Shoe Width | 1.635 INCHES NOMINAL IN |
| Mounting Hole Quantity | 4 |
| Shoe Diameter | 5.743 INCHES NOMINAL IN |
| Mounting Method | ANCHOR PLATE FLANGE |
| Mounting Hole Diameter | 0.581 INCHES NOMINAL IN |
| Bolt Circle Diameter | 5.250 INCHES NOMINAL IN |
| Shoe Quantity | 2 |
| Installation Location | LEFT HAND REAR |
| 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 |
|---|---|
| 1004122 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 6773550 | 5/9 Secondary reference General Motors Corp Oldsmobile Div |
| 6773550 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 4-19357 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
NSN 2530-00-133-9999 is a Brake,shoe Type, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-133-9999 has 1 manufacturer part number on file: 1004122 (Allison Transmission Inc Dba Allison Transmission, Inc).
1 possible match (shared part number, not a government interchangeability claim): 4710-00-673-2231. Verify interchangeability with system specifications before substitution.
Key specifications for 1004122: Shoe Width: 1.635 INCHES NOMINAL IN; Mounting Hole Quantity: 4; Shoe Diameter: 5.743 INCHES NOMINAL IN; Mounting Method: ANCHOR PLATE FLANGE. 8 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.