Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW
The DE1491 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 5305-01-169-1185, 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 DE1491?
DE1491 is a DE1491.
What parts can replace DE1491?
There are 23 known substitutes for DE1491: L1206, 206M, B6935 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DE1491?
DE1491 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-169-1185. This indicates validated use in U.S. government and defense supply chains.
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