The Wheel Assembly,pneumatic Tire, cataloged under National Stock Number 2530-01-290-9728, 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 Western Michigan Fleet Parts Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-290-9728 |
| Primary Part Number | 5580ZAT |
| Item Name | Wheel Assembly,pneumatic Tire |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Western Michigan Fleet Parts Inc |
| Status | ACTIVE |
| Mounting Hole Quantity | 5 |
| Hub Characteristic | DEMOUNTABLE |
| Design Form | SPOKE |
| Design Type | DEMOUNTABLE RIM |
| Valve Hole Shape | ROUND |
| Metal Thickness | 0.190 INCHES NOMINAL IN |
| Mounting Hole Diameter | 1.380 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 11.250 INCHES NOMINAL IN |
| Mounting Type for Which Designed | DUAL TIRE |
| Spoke Quantity | 1 |
| Groove Width | 4.520 INCHES NOMINAL IN |
| 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 |
|---|---|
| 5580ZAT | Western Michigan Fleet Parts Inc (USA) |
| Reference | Meaning |
|---|---|
| 5580Z | 5/9 Secondary reference Webb Wheel Products Inc a Member of the Marmon Group of Companies |
| A-CC5226-1 | 5/9 Secondary reference Fruehauf Corp Fruehauf Trailer Opns |
| 5580ZAT | 3/9 Design control — primary reference Webb Wheel Products Inc a Member of the Marmon Group of Companies |
| A-CC5226 | D/9 Drawing number reference only Fruehauf Corp Fruehauf Trailer Opns |
NSN 2530-01-290-9728 is a Wheel Assembly,pneumatic Tire, manufactured by Western Michigan Fleet Parts Inc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-290-9728 has 1 manufacturer part number on file: 5580ZAT (Western Michigan Fleet Parts Inc).
Key specifications for 5580ZAT: Mounting Hole Quantity: 5; Hub Characteristic: DEMOUNTABLE; Design Form: SPOKE; Design Type: DEMOUNTABLE RIM. 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.
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.