The GEAR SET,BEVEL,MATCHED is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3020-01-483-4076, 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
520-12939-4
NSN:3020-01-483-4076 FSC:3020 — Gears, Pulleys, Sprockets, and Transmission Chain CAGE:81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
Part Number
520-12939-4
NSN
3020-01-483-4076
COMPONENT DIAGRAM
OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 520-12939-4?
520-12939-4 is a GEAR SET,BEVEL,MATCHED.
What parts can replace 520-12939-4?
There is 1 known substitute for 520-12939-4: 6-47554. Substitute compatibility should be verified for your specific system.
What is the NSN for 520-12939-4?
520-12939-4 is cataloged in the U.S. Government catalog under NSN 3020-01-483-4076. This indicates validated use in U.S. government and defense supply chains.
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