PartsTable
Technical Data Sheet
Download PDF

A50557 — CYLINDER ASSEMBLY,HYDRAULIC BRAK

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A50557: CYLINDER ASSEMBLY,HYDRAULIC BRAK.

CYLINDER ASSEMBLY,HYDRAULIC BRAK. Key specifications include material: IRON CAST BODY, port_style: INVERTED FLARE LOCATION NOT OTHERWISE SPECIFIED, overall_width: 2.500 INCHES NOMINAL IN, overall_height: 1.875 INCHES NOMINAL IN, reservoir_type: REMOTE, extended_length: 4.280 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2530-00-009-5250, 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
A50557
NSN: 2530-00-009-5250
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
materialIRON CAST BODY
port_styleINVERTED FLARE LOCATION NOT OTHERWISE SPECIFIED
overall_width2.500 INCHES NOMINAL IN
overall_height1.875 INCHES NOMINAL IN
reservoir_typeREMOTE
extended_length4.280 INCHES NOMINAL IN
compressed_length3.850 INCHES NOMINAL IN
port_thread_class2B LOCATION NOT OTHERWISE SPECIFIED
seat_angle_in_deg30.0 LOCATION NOT OTHERWISE SPECIFIED
mounting_provisionUNTHREADED MOUNTING HOLES
port_thread_diameter0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
body_outside_diameter1.500 INCHES NOMINAL IN
NSN2530-00-009-5250
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CYLINDER ASSEMBLY,HYDRAULIC BRAK TITLE COMPONENT PN A50557 MFR CYLINDER ASSEMBLY,HYDR
KEY FEATURES
•
MOUNTING FACILITY DIAMETER: 0.280 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING PROVISIONS: 1.750 INCHES NOMINAL IN
•
BLEEDING FEATURE QUANTITY: 1
•
COMPRESSED LENGTH: 3.850 INCHES NOMINAL IN
•
SEAT ANGLE IN DEG: 30.0 LOCATION NOT OTHERWISE SPECIFIED
•
EXTENDED LENGTH: 4.280 INCHES NOMINAL IN
•
PORT THREAD SERIES DESIGNATOR: UNS LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY DIAMETER0.280 INCHES NOMINAL IN
OVERALL HEIGHT1.875 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING PROVISIONS1.750 INCHES NOMINAL IN
BLEEDING FEATURE QUANTITY1
COMPRESSED LENGTH3.850 INCHES NOMINAL IN
SEAT ANGLE IN DEG30.0 LOCATION NOT OTHERWISE SPECIFIED
EXTENDED LENGTH4.280 INCHES NOMINAL IN
PORT THREAD SERIES DESIGNATORUNS LOCATION NOT OTHERWISE SPECIFIED
BODY OUTSIDE DIAMETER1.500 INCHES NOMINAL IN
MOUNTING PROVISION ARRANGEMENT STYLETWO HOLE
SUBSTITUTES & CROSS-REFERENCES 1
2230630Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy A50557?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is A50557?
A50557 is a CYLINDER ASSEMBLY,HYDRAULIC BRAK.
What parts can replace A50557?
There is 1 known substitute for A50557: 2230630. Substitute compatibility should be verified for your specific system.
What is the NSN for A50557?
A50557 is cataloged in the U.S. Government catalog under NSN 2530-00-009-5250. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — A50557

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.