Cylinder Assembly, Hydraulic Brak2530-01-274-0637

NSN 2530-01-274-0637 · NIIN 012740637

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

Government record, cited

Also searched as 2530-01-274-0637 · 2530012740637 · NIIN 012740637 · 01-274-0637 · FSC 2530 Vehicular Brake, Steering, Axle, Wheel, and Track Components

Nearby stock numbers ← 2530-01-274-0577 Pump Assembly, Power Steering, Veh · 2530-01-274-0638 Cylinder Assembly, Actuating, Line →

Features

Cylinder Assembly,hydraulic Brak — FSC 2530
Bleeding Feature Quantity: 1
Piston Rod End Similarity: IDENTICAL
Design Characteristics: SINGLE ACTING SINGLE CYLINDER
Mounting Position: LEFT
First Piston Rod End Style: SLOTTED LOCATION NOT OTHERWISE SPECIFIED
Bore Type: STRAIGHT
Port Location and Quantity: 3 CYLINDER BASE

Identification

NSN: 2530-01-274-0637
NIIN: 012740637
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
FSG: 25 — Vehicular Equipment Components

General Description

The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-01-274-0637, 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 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	2530-01-274-0637
Item Name	Cylinder Assembly,hydraulic Brak
FSC / FSG	2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
Status	ACTIVE
Bleeding Feature Quantity	1
Piston Rod End Similarity	IDENTICAL
Design Characteristics	SINGLE ACTING SINGLE CYLINDER
Mounting Position	LEFT
First Piston Rod End Style	SLOTTED LOCATION NOT OTHERWISE SPECIFIED
Bore Type	STRAIGHT
Port Location and Quantity	3 CYLINDER BASE
Mounting Type and Location	SCREW BOTH ENDS

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
9000948-04	3/2 Design control — primary reference U.S. Government activity

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 2530-01-274-0637?

NSN 2530-01-274-0637 is a Cylinder Assembly,hydraulic Brak, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.

What are the specifications of 2530-01-274-0637?

Key specifications for 2530-01-274-0637: Bleeding Feature Quantity: 1; Piston Rod End Similarity: IDENTICAL; Design Characteristics: SINGLE ACTING SINGLE CYLINDER; Mounting Position: LEFT. 8 specifications are documented in the U.S. Government catalog.

Is NSN 2530-01-274-0637 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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