Caliper Assembly, Disc Brake2530-01-322-5771

NSN 2530-01-322-5771 · NIIN 013225771

FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components · FSG 25 — Vehicular Equipment Components

Government record, cited

Also searched as 2530-01-322-5771 · 2530013225771 · NIIN 013225771 · 01-322-5771 · FSC 2530 Vehicular Brake, Steering, Axle, Wheel, and Track Components

Nearby stock numbers ← 2530-01-322-5770 Hub, Wheel, Vehicular · 2530-01-322-5780 Nut, Cap, Dual Wheel Mounting →

Features

Caliper Assembly,disc Brake — FSC 2530
General Characteristics Item Description: INCLUDES 3 PLATES WITH PADS; 2 BOLTS 3.750 IN. LONG; 2 WIRE SPRINGS 1 IN. O/A LG; 2 BOOT SPACERS 1.500 IN. O/A LG IN

Identification

NSN: 2530-01-322-5771
NIIN: 013225771
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
FSG: 25 — Vehicular Equipment Components

General Description

The Caliper Assembly,disc Brake, cataloged under National Stock Number 2530-01-322-5771, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2530-01-322-5771
Item Name	Caliper Assembly,disc Brake
FSC / FSG	2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
Status	ACTIVE
General Characteristics Item Description	INCLUDES 3 PLATES WITH PADS; 2 BOLTS 3.750 IN. LONG; 2 WIRE SPRINGS 1 IN. O/A LG; 2 BOOT SPACERS 1.500 IN. O/A LG IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
052880	3/9 Design control — primary reference Big Joe Mfg 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.

2530-00-003-5229

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 2530-01-322-5771?

NSN 2530-01-322-5771 is a Caliper Assembly,disc Brake, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.

What are the specifications of 2530-01-322-5771?

Key specifications for 2530-01-322-5771: General Characteristics Item Description: INCLUDES 3 PLATES WITH PADS; 2 BOLTS 3.750 IN. LONG; 2 WIRE SPRINGS 1 IN. O/A LG; 2 BOOT SPACERS 1.500 IN. O/A LG IN; End Item Identification: PALLET TRUCK BIG JOE MFR CO MODEL WPT-40 AND WPT-60. 1 specification is documented in the U.S. Government catalog.

Is NSN 2530-01-322-5771 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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