PartsTable TECHNICAL DATA SHEET
NSN 2530-00-604-3278Government record, cited

Disc, Brake2530-00-604-3278

NSN 2530-00-604-3278 · NIIN 006043278 · Part number 372Z78
Meritor Heavy Vehicle Systems, Llc · FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components · FSG 25 — Vehicular Equipment Components · CAGE 78500
Government record, cited
NSN 2530-00-604-3278 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-604-3278. Manufacturer of record part number: 372Z78.
Also searched as  2530-00-604-3278 · 2530006043278 · NIIN 006043278 · 00-604-3278 · FSC 2530 Vehicular Brake, Steering, Axle, Wheel, and Track Components · CAGE 78500 · 372Z78
Nearby stock numbers  ·
Features
  • Disc,brake — FSC 2530
  • Material: STEEL
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Meritor Heavy Vehicle Systems, Llc
Identification
  • NSN: 2530-00-604-3278
  • NIIN: 006043278
  • FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: 372Z78
  • Manufacturer: Meritor Heavy Vehicle Systems, Llc
General Description

The Disc,brake, cataloged under National Stock Number 2530-00-604-3278, 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 Meritor Heavy Vehicle Systems, Llc. Government technical data includes 1 specification, 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.

Technical Specifications
ParameterValue
NSN2530-00-604-3278
Primary Part Number372Z78
Item NameDisc,brake
FSC / FSG2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
ManufacturerMeritor Heavy Vehicle Systems, Llc
StatusACTIVE
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
372Z78 PRIMARY Meritor Heavy Vehicle Systems, Llc (USA)
372Z78 Saginaw Products Corporation Dba Cignys (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.
2530-00-003-5229
2530-00-003-5229 · Item name not on file
2530-00-139-4058
PARTS KIT,HYDRAULIC BRAKE MASTER
2530-00-363-4183
CYLINDER ASSEMBLY,HYDRAULIC BRAK
2530-00-478-5792
PARTS KIT,HYDRAULIC BRAKE MASTER
2530-00-496-2927
WHEEL ASSEMBLY,PNEUMATIC TIRE
2530-00-701-0656
PLATE SUPPORTING SP
2530-00-734-2546
CYLINDER ASSEMBLY,HYDRAULIC BRAK
2530-01-171-5122
CYLINDER ASSEMBLY,HYDRAULIC BRAK

Frequently Asked Questions

What is NSN 2530-00-604-3278?

NSN 2530-00-604-3278 is a Disc,brake, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.

What part numbers are listed for NSN 2530-00-604-3278?

NSN 2530-00-604-3278 has 2 manufacturer part numbers on file: 372Z78 (Meritor Heavy Vehicle Systems, Llc), 372Z78 (Saginaw Products Corporation Dba Cignys).

What are the specifications of 372Z78?

Key specifications for 372Z78: Overall Length: 5.438 INCHES NOMINAL IN; Overall Width: 3.094 INCHES NOMINAL IN; Special Features: 5/32 IN. THICK;WITH 5/16 IN. HOLE EACH END;ARC SHAPED IN; End Item Identification: GRUMMAN A-10 AIRCRAFT. 1 specification is documented in the U.S. Government catalog.

Is NSN 2530-00-604-3278 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.
PartsTable Design LLC · partstable.com