The Brake Drum, cataloged under National Stock Number 2530-00-931-4701, 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 Mitsubishi Caterpillar Forklift America, Inc. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-931-4701 |
| Primary Part Number | 65390 |
| Item Name | Brake Drum |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Mitsubishi Caterpillar Forklift America, Inc |
| Status | ACTIVE |
| Mounting Hole Quantity | 12 |
| Adjustment Hole | NOT INCLUDED |
| Balancing Pad | NOT INCLUDED |
| Mounting Hole Spacing | EQUALLY SPACED ON 8.125 IN. DIA BOLT CIRCLE IN |
| Inspection Hole | NOT INCLUDED |
| Mounting Hole Diameter | 0.500 INCHES NOMINAL IN |
| Overall Outside Diameter | 11.750 INCHES NOMINAL IN |
| Hole Spacing | EQUALLY SPACED BETWEEN MTG HOLES 180 DEG APART |
| Alignment Hole Quantity | 2 |
| Hole Size | 0.250 IN. RD IN |
| Braking Surface Location | INTERNAL |
| Oil Drain Hole | NOT INCLUDED |
| Center Hole Diameter | 6.625 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Countersunk Hole Angle in Deg | 45.0 |
| Cooling Fin | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 2530-00-931-4701 is a Brake Drum, manufactured by Mitsubishi Caterpillar Forklift America, Inc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-931-4701 has 2 manufacturer part numbers on file: 65390 (Mitsubishi Caterpillar Forklift America, Inc), 065390 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 65390: Mounting Hole Quantity: 12; Adjustment Hole: NOT INCLUDED; Balancing Pad: NOT INCLUDED; Mounting Hole Spacing: EQUALLY SPACED ON 8.125 IN. DIA BOLT CIRCLE IN. 16 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.