PartsTable TECHNICAL DATA SHEET
NSN 2530-01-372-4222Government record, cited

Piston, Hydraulic Brake2530-01-372-4222

NSN 2530-01-372-4222 · NIIN 013724222 · Part number 417-33-11122
Komatsu America Corp. · FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components · FSG 25 — Vehicular Equipment Components · CAGE 0SAT8
Government record, cited
NSN 2530-01-372-4222 — this item is cataloged by the U.S. Government under National Stock Number 2530-01-372-4222. Manufacturer of record part number: 417-33-11122.
Also searched as  2530-01-372-4222 · 2530013724222 · NIIN 013724222 · 01-372-4222 · FSC 2530 Vehicular Brake, Steering, Axle, Wheel, and Track Components · CAGE 0SAT8 · 417-33-11122
Nearby stock numbers  ·
Features
  • Piston,hydraulic Brake — FSC 2530
  • Surface Condition: EXTERNALLY GROOVED
  • 1 manufacturer part number on file
  • Manufacturer of record: Komatsu America Corp.
Identification
  • NSN: 2530-01-372-4222
  • NIIN: 013724222
  • FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: 417-33-11122
  • Manufacturer: Komatsu America Corp.
General Description

The Piston,hydraulic Brake, cataloged under National Stock Number 2530-01-372-4222, 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 Komatsu America Corp.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2530-01-372-4222
Primary Part Number417-33-11122
Item NamePiston,hydraulic Brake
FSC / FSG2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
ManufacturerKomatsu America Corp.
StatusACTIVE
Surface ConditionEXTERNALLY GROOVED
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
417-33-11122 Komatsu America Corp. (USA)
Reference documents
ReferenceMeaning
417-33-11122 3/9 Design control — primary reference
Komatsu American Intl Co
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 2530-01-372-4222?

NSN 2530-01-372-4222 is a Piston,hydraulic Brake, manufactured by Komatsu America Corp., classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.

What part numbers are listed for NSN 2530-01-372-4222?

NSN 2530-01-372-4222 has 1 manufacturer part number on file: 417-33-11122 (Komatsu America Corp.).

What are the specifications of 417-33-11122?

Key specifications for 417-33-11122: Surface Condition: EXTERNALLY GROOVED. 1 specification is documented in the U.S. Government catalog.

Is NSN 2530-01-372-4222 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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