PartsTable TECHNICAL DATA SHEET
NSN 2530-01-239-4175Government record, cited

Piston, Hydraulic Brake2530-01-239-4175

NSN 2530-01-239-4175 · NIIN 012394175 · Part number 4425-0005
Kobelt Manufacturing Co. Ltd. · FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components · FSG 25 — Vehicular Equipment Components · CAGE 38658
Government record, cited
NSN 2530-01-239-4175 — this item is cataloged by the U.S. Government under National Stock Number 2530-01-239-4175. Manufacturer of record part number: 4425-0005.
Also searched as  2530-01-239-4175 · 2530012394175 · NIIN 012394175 · 01-239-4175 · FSC 2530 Vehicular Brake, Steering, Axle, Wheel, and Track Components · CAGE 38658 · 4425-0005 · 4425-0005VM
Nearby stock numbers  ·
Features
  • Piston,hydraulic Brake — FSC 2530
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Kobelt Manufacturing Co. Ltd.
Identification
  • NSN: 2530-01-239-4175
  • NIIN: 012394175
  • FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: 4425-0005
  • Manufacturer: Kobelt Manufacturing Co. Ltd.
General Description

The Piston,hydraulic Brake, cataloged under National Stock Number 2530-01-239-4175, 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 Kobelt Manufacturing Co. Ltd.. 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
NSN2530-01-239-4175
Primary Part Number4425-0005
Item NamePiston,hydraulic Brake
FSC / FSG2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
ManufacturerKobelt Manufacturing Co. Ltd.
StatusACTIVE
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
4425-0005 PRIMARY Kobelt Manufacturing Co. Ltd. (CAN)
4425-0005VM Naval Inventory Control Point Mechanicsburg (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 2530-01-239-4175?

NSN 2530-01-239-4175 is a Piston,hydraulic Brake, manufactured by Kobelt Manufacturing Co. Ltd., classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.

What part numbers are listed for NSN 2530-01-239-4175?

NSN 2530-01-239-4175 has 2 manufacturer part numbers on file: 4425-0005 (Kobelt Manufacturing Co. Ltd.), 4425-0005VM (Naval Inventory Control Point Mechanicsburg).

What are the specifications of 4425-0005?

Key specifications for 4425-0005: Special Features: MAGNETIC PERMABILITY SHALL NOT EXCEED 2.0 AFTER FABRICTION. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2530-01-239-4175 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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