The MASK,OXYGEN is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 1660-01-652-6989, 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
289-801-421
NSN:1660-01-652-6989 FSC:1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment CAGE:53655 — AVOX SYSTEMS INC DBA AVOX SYSTEMS INC (USA)
SPECIFICATIONS
Part Number
289-801-421
NSN
1660-01-652-6989
COMPONENT DIAGRAM
OTHER ITEMS IN FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 289-801-421?
289-801-421 is a MASK,OXYGEN.
What parts can replace 289-801-421?
There are 2 known substitutes for 289-801-421: S418W001-19, 174095-19. Substitute compatibility should be verified for your specific system.
What is the NSN for 289-801-421?
289-801-421 is cataloged in the U.S. Government catalog under NSN 1660-01-652-6989. This indicates validated use in U.S. government and defense supply chains.
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