PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 556258
556258 ✓ Verified by PartsTable
bluechip · 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

The PISTON is a bluechip industrial component. Key specifications include end_item_identification: 2230005542728,2230009396649,2220002620005. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2240-00-785-3698, 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
556258
NSN: 2240-00-785-3698
FSC: 2240
CAGE: 82722 — WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP DBA WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP (USA)
SPECIFICATIONS
end_item_identification2230005542728,2230009396649,2220002620005
NSN2240-00-785-3698
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: bluechip PISTON TITLE COMPONENT PN 556258 MFR bluechip PISTON
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATION2230005542728,2230009396649,2220002620005
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
61898Interchangeable
interchangeable cross-reference
interchangeable
264800R91Interchangeable
interchangeable cross-reference
interchangeable
324038R91Interchangeable
interchangeable cross-reference
interchangeable
65652-03178-101Interchangeable
interchangeable cross-reference
interchangeable
15110Interchangeable
interchangeable cross-reference
interchangeable
550390Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 556258?
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 556258?
556258 is a PISTON manufactured by bluechip.
What parts can replace 556258?
There are 7 known substitutes for 556258: 61898, 264800R91, 324038R91 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 556258?
556258 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2240-00-785-3698. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 556258

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026