NEMA frame determines mounting bolt pattern TEFC for outdoor, ODP for dry indoor only
C-face vs foot-mount — different mounting
PRODUCT OVERVIEW
The B1899 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6115-00-099-0642, 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 B1899?
B1899 is a B1899.
What parts can replace B1899?
There are 4 known substitutes for B1899: 810319-409, C44-3, C442 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B1899?
B1899 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6115-00-099-0642. This indicates validated use in U.S. government and defense supply chains.
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