The Brake Drum, cataloged under National Stock Number 2530-00-138-8142, 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 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-138-8142 |
| Primary Part Number | 8255-1 |
| Item Name | Brake Drum |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Pdi Ground Support Systems, Inc. |
| Status | ACTIVE |
| Braking Surface Location | INTERNAL |
| Material | IRON OVERALL |
| 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 |
|---|---|
| 8255-1 | Pdi Ground Support Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 68C6935 | 5/9 Secondary reference Alamo Aircraft, Ltd. |
| 68C6935 | 3/2 Design control — primary reference U.S. Government activity |
| 68C6935 | 5/9 Secondary reference Air Armament Center/ En |
NSN 2530-00-138-8142 is a Brake Drum, manufactured by Pdi Ground Support Systems, Inc., classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-138-8142 has 1 manufacturer part number on file: 8255-1 (Pdi Ground Support Systems, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5330-00-913-9065, 5355-01-133-2244. Verify interchangeability with system specifications before substitution.
Key specifications for 8255-1: Braking Surface Location: INTERNAL; Material: IRON OVERALL. 2 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.