The Brake Drum, cataloged under National Stock Number 2530-00-030-2669, 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 Saginaw Products Corporation Dba Cignys. 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. 3 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 | 2530-00-030-2669 |
| Primary Part Number | 30447 |
| Item Name | Brake Drum |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Saginaw Products Corporation Dba Cignys |
| Status | ACTIVE |
| Mounting Hole Quantity | 5 |
| Adjustment Hole | NOT INCLUDED |
| Balancing Pad | NOT INCLUDED |
| Mounting Hole Spacing | EQUALLY SPACED ON 5.5 IN. BOLT CIRCLE IN |
| Braking Surface Width | 2.105 INCHES MINIMUM AND 2.145 INCHES MAXIMUM IN |
| Inspection Hole | NOT INCLUDED |
| Mounting Hole Diameter | 0.528 INCHES MINIMUM AND 0.533 INCHES MAXIMUM IN |
| Overall Outside Diameter | 10.375 INCHES NOMINAL IN |
| Braking Surface Location | INTERNAL |
| Oil Drain Hole | NOT INCLUDED |
| Center Hole Diameter | 4.000 INCHES MINIMUM AND 4.010 INCHES MAXIMUM IN |
| Braking Surface Diameter | 8.995 INCHES MINIMUM AND 9.005 INCHES MAXIMUM IN |
| Material | IRON CAST OVERALL |
| 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 |
|---|---|
| 30447 PRIMARY | Saginaw Products Corporation Dba Cignys (USA) |
NSN 2530-00-030-2669 is a Brake Drum, manufactured by Saginaw Products Corporation Dba Cignys, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-030-2669 has 1 manufacturer part number on file: 30447 (Saginaw Products Corporation Dba Cignys).
3 possible matches (shared part number, not a government interchangeability claim): 6740-01-058-9558, 5360-01-115-8561, 1005-01-710-5843. Verify interchangeability with system specifications before substitution.
Key specifications for 30447: Mounting Hole Quantity: 5; Adjustment Hole: NOT INCLUDED; Balancing Pad: NOT INCLUDED; Mounting Hole Spacing: EQUALLY SPACED ON 5.5 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.