The Brake Drum, cataloged under National Stock Number 2530-00-272-4162, 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 Taylor Machine Works Inc. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-272-4162 |
| Primary Part Number | D459956M21 |
| Item Name | Brake Drum |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Taylor Machine Works Inc |
| Status | ACTIVE |
| Mounting Hole Quantity | 16 |
| Adjustment Hole | NOT INCLUDED |
| Balancing Pad | NOT INCLUDED |
| Mounting Hole Spacing | EQUALLY SPACED ON 16-1/2 IN. BOLT CIRCLE IN |
| Braking Surface Width | 5.874 INCHES NOMINAL IN |
| Inspection Hole | NOT INCLUDED |
| Mounting Hole Diameter | 0.754 INCHES MINIMUM AND 0.756 INCHES MAXIMUM IN |
| Overall Outside Diameter | 22.313 INCHES MINIMUM AND 22.437 INCHES MAXIMUM IN |
| Braking Surface Location | INTERNAL |
| Oil Drain Hole | NOT INCLUDED |
| Center Hole Diameter | 14.734 INCHES MINIMUM AND 14.766 INCHES MAXIMUM IN |
| Braking Surface Diameter | 20.245 INCHES MINIMUM AND 20.260 INCHES MAXIMUM IN |
| Material | IRON CAST OVERALL |
| Cooling Fin | INCLUDED |
| 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 |
|---|---|
| D459956M21 PRIMARY | Taylor Machine Works Inc (USA) |
NSN 2530-00-272-4162 is a Brake Drum, manufactured by Taylor Machine Works Inc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-272-4162 has 1 manufacturer part number on file: D459956M21 (Taylor Machine Works Inc).
Key specifications for D459956M21: Mounting Hole Quantity: 16; Adjustment Hole: NOT INCLUDED; Balancing Pad: NOT INCLUDED; Mounting Hole Spacing: EQUALLY SPACED ON 16-1/2 IN. BOLT CIRCLE IN. 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.
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.