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Technical Data Sheet
PartsTable / COMPONENT / 858309
858309 ✓ 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

PISTON,HYDRAULIC BRAKE,MASTER CY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-773-5447, 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
858309
NSN: 2530-00-773-5447
FSC: 2530
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
Part Number858309
NSN2530-00-773-5447
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,HYDRAULIC BRAKE,MASTER CY TITLE COMPONENT PN 858309 MFR PISTON,HYDRAULIC BRAKE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
11BMT347Interchangeable
interchangeable cross-reference
interchangeable
690553Interchangeable
interchangeable cross-reference
interchangeable
93099Interchangeable
interchangeable cross-reference
interchangeable
3356HInterchangeable
Same NIIN cross-reference
interchangeable
918493Interchangeable
Same NIIN cross-reference
interchangeable
01760-0404Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 858309?
858309 is a PISTON,HYDRAULIC BRAKE,MASTER CY.
What parts can replace 858309?
There are 10 known substitutes for 858309: 11BMT347, 690553, 93099 and 7 more. Substitute compatibility should be verified for your specific system.
Is 858309 still available?
858309 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026