Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW
SUPPORT,STRUCTURAL COMPONENT,AIR. Key specifications include end_item_identification: ACFT MODEL B-52. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-100-3553, 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.
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FREQUENTLY ASKED QUESTIONS
What is 6-54139?
6-54139 is a SUPPORT,STRUCTURAL COMPONENT,AIR.
What parts can replace 6-54139?
There are 26 known substitutes for 6-54139: MH2, 620-733, PC67208-18 and 23 more. Substitute compatibility should be verified for your specific system.
Is 6-54139 still available?
6-54139 is currently cancelled.
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