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2493278 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CYLINDER ASSEMBLY,HYDRAULIC BRAK. Key specifications include angle: 45.0 DEGREES, width: 2.000 INCHES NOMINAL IN, length: 3.000 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, case_style: SQUARE, seal_width: 0.469 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-406-6828, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
2493278
NSN: 2530-00-406-6828
FSC: 2530
CAGE: 23862 — MILITARY VEHICLES OPN GENERAL MOTORS TRUCK AND BUS GROUP MS 2603-02 (USA)
SPECIFICATIONS
angle45.0 DEGREES
width2.000 INCHES NOMINAL IN
length3.000 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
case_styleSQUARE
seal_width0.469 INCHES NOMINAL IN
shaft_typeROUND SINGLE SHAFT
shaft_length0.500 INCHES NOMINAL SINGLE SHAFT IN
largest_width0.375 INCHES SINGLE END IN
overall_width0.375 INCHES IN
inclosure_typeUNINCLOSED
overall_length0.750 INCHES IN
NSN2530-00-406-6828
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CYLINDER ASSEMBLY,HYDRAULIC BRAK TITLE COMPONENT PN 2493278 MFR CYLINDER ASSEMBLY,HYDR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
1496Interchangeable
interchangeable cross-reference
interchangeable
65X1496Interchangeable
interchangeable cross-reference
interchangeable
7542BInterchangeable
interchangeable cross-reference
interchangeable
40J604PC5Interchangeable
interchangeable cross-reference
interchangeable
20621Interchangeable
interchangeable cross-reference
interchangeable
41-6059Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2493278?
2493278 is a CYLINDER ASSEMBLY,HYDRAULIC BRAK.
What parts can replace 2493278?
There are 14 known substitutes for 2493278: 1496, 65X1496, 7542B and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2493278?
2493278 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-406-6828. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026