The Hub,wheel,vehicular, cataloged under National Stock Number 2530-01-628-1372, 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 Pdi Ground Support Systems, Inc.. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-628-1372 |
| Primary Part Number | 11-3638 |
| Item Name | Hub,wheel,vehicular |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Pdi Ground Support Systems, Inc. |
| Status | ACTIVE |
| Outside Diameter | 8.44 INCHES NOMINAL IN |
| Shape | CIRCULAR |
| Vehicle Identification Designator | A/S32P-25 FIRE FIGHTING VEHICLE |
| Bolt Circle Diameter | 6.50 INCHES NOMINAL WHEEL STUD 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 |
|---|---|
| 11-3638 PRIMARY | Pdi Ground Support Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 11-3638 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 2530-01-628-1372 is a Hub,wheel,vehicular, manufactured by Pdi Ground Support Systems, Inc., classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-628-1372 has 1 manufacturer part number on file: 11-3638 (Pdi Ground Support Systems, Inc.).
Key specifications for 11-3638: Outside Diameter: 8.44 INCHES NOMINAL IN; Shape: CIRCULAR; Vehicle Identification Designator: A/S32P-25 FIRE FIGHTING VEHICLE; Bolt Circle Diameter: 6.50 INCHES NOMINAL WHEEL STUD IN. 4 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.