The Brake Drum, cataloged under National Stock Number 2530-00-044-1488, 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 Hayes Wheels Intl Inc Akron Opns. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-044-1488 |
| Primary Part Number | 85831A |
| Item Name | Brake Drum |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Hayes Wheels Intl Inc Akron Opns |
| Status | ACTIVE |
| Mounting Hole Quantity | 10 |
| FSC Application Data | BRAKE DRUM,VEHICULAR |
| Balancing Pad | NOT INCLUDED |
| Mounting Hole Spacing | EQUALLY SPACED ON 11.250 IN. DIA BOLT CIRCLE IN |
| Braking Surface Width | 7.577 INCHES NOMINAL IN |
| Inspection Hole | NOT INCLUDED |
| Mounting Hole Diameter | 0.812 INCHES NOMINAL IN |
| Overall Outside Diameter | 17.750 INCHES NOMINAL IN |
| Braking Surface Location | EXTERNAL |
| Oil Drain Hole | NOT INCLUDED |
| Center Hole Diameter | 9.441 INCHES NOMINAL IN |
| Braking Surface Diameter | 16.505 INCHES NOMINAL IN |
| Material | IRON CAST WEAR SURFACE |
| Material | STEEL MOUNTING DISK |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 85831A PRIMARY | Hayes Wheels Intl Inc Akron Opns (USA) |
| Reference | Meaning |
|---|---|
| 413666C1 | 5/2 Secondary reference U.S. Government activity |
| X2773 | 5/9 Secondary reference American Tractor Equipment Corp |
NSN 2530-00-044-1488 is a Brake Drum, manufactured by Hayes Wheels Intl Inc Akron Opns, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-044-1488 has 1 manufacturer part number on file: 85831A (Hayes Wheels Intl Inc Akron Opns).
Key specifications for 85831A: Mounting Hole Quantity: 10; FSC Application Data: BRAKE DRUM,VEHICULAR; Balancing Pad: NOT INCLUDED; Mounting Hole Spacing: EQUALLY SPACED ON 11.250 IN. DIA BOLT CIRCLE IN. 15 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.