The Lining,friction, cataloged under National Stock Number 2530-00-312-0307, 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 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2530-00-312-0307 |
| Item Name | Lining,friction |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Status | ACTIVE |
| Minor Thickness | 0.188 INCHES NOMINAL IN |
| Hole Arrangement Style | DOUBLE EVEN |
| Arc Length | 11.609 INCHES NOMINAL IN |
| Lining Style | SEGMENT TAPERED |
| Features Provided | RIGID FRICTION LINING |
| Surface Condition and Location | BOTH SIDES GROUND |
| Major Thickness | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Application Type | DRY |
| Attachment Method | RIVETED |
| Width | 1.985 INCHES MINIMUM AND 2.015 INCHES MAXIMUM IN |
| Minor Radius | 6.750 INCHES NOMINAL IN |
| Material | ASBESTOS FRICTION LINING |
| Fabrication Method | MOLDED |
| Hole Type and Quantity | 8 COUNTERBORED |
| 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 |
|---|---|
| 822H23 | 3/2 Design control — primary reference U.S. Government activity |
| 822H23 | 5/9 Secondary reference Abex Corp |
NSN 2530-00-312-0307 is a Lining,friction, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
Key specifications for 2530-00-312-0307: Minor Thickness: 0.188 INCHES NOMINAL IN; Hole Arrangement Style: DOUBLE EVEN; Arc Length: 11.609 INCHES NOMINAL IN; Lining Style: SEGMENT TAPERED. 14 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 2530-00-312-0307 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.