PartsTable TECHNICAL DATA SHEET
NSN 2530-01-021-4151Government record, cited

Disc Assembly, Brake2530-01-021-4151

NSN 2530-01-021-4151 · NIIN 010214151 · Part number 8D2421
Caterpillar Inc Div Caterpillar Defense · FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components · FSG 25 — Vehicular Equipment Components · CAGE 11083
Government record, cited
NSN 2530-01-021-4151 — this item is cataloged by the U.S. Government under National Stock Number 2530-01-021-4151. Manufacturer of record part number: 8D2421.
Also searched as  2530-01-021-4151 · 2530010214151 · NIIN 010214151 · 01-021-4151 · FSC 2530 Vehicular Brake, Steering, Axle, Wheel, and Track Components · CAGE 11083 · 8D2421 · 6Y7916
Nearby stock numbers  ·
Features
  • Disc Assembly,brake — FSC 2530
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
  • NSN: 2530-01-021-4151
  • NIIN: 010214151
  • FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: 8D2421
  • Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description

The Disc Assembly,brake, cataloged under National Stock Number 2530-01-021-4151, 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 Caterpillar Inc Div Caterpillar Defense. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts
Item NameDisc Assembly,brake
FSC / FSG2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components (FSG 25)
ManufacturersCaterpillar Inc Div Caterpillar Defense (CAGE 11083)
Technical Specifications
ParameterValue
NSN2530-01-021-4151
Primary Part Number8D2421
Item NameDisc Assembly,brake
FSC / FSG2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Cross-Reference Index
Part NumberManufacturer
8D2421 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
6Y7916 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
No interchangeability data on file.
Other items in FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2530-00-001-0012
WHEEL,SOLID RUBBER TIRE
2530-00-001-0035
2530-00-001-0035 · Item name not on file
2530-00-001-2633
2530-00-001-2633 · Item name not on file
2530-00-001-3371
2530-00-001-3371 · Item name not on file
2530-00-001-3390
2530-00-001-3390 · Item name not on file
2530-00-001-3393
2530-00-001-3393 · Item name not on file
2530-00-001-3426
BOOT,VEHICULAR COMPONENTS
2530-00-001-3427
2530-00-001-3427 · Item name not on file

Frequently Asked Questions

What is NSN 2530-01-021-4151?

NSN 2530-01-021-4151 is a Disc Assembly,brake, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.

What part numbers are listed for NSN 2530-01-021-4151?

NSN 2530-01-021-4151 has 2 manufacturer part numbers on file: 8D2421 (Caterpillar Inc Div Caterpillar Defense), 6Y7916 (Caterpillar Inc Div Caterpillar Defense).

Is NSN 2530-01-021-4151 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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