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PRODUCT OVERVIEW
The PROTECTOR,HEARING 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 4240-01-281-2138, 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
5578T14
NSN:4240-01-281-2138 FSC:4240 CAGE:39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
Part Number
5578T14
NSN
4240-01-281-2138
COMPONENT DIAGRAM
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURES
3-POSITION FOAM AND AIR HEARING PROTECTORS; NOISE REDUCTION RATING OVER HEAD 21, BEHIND HEAD 20 AND UNDER CHIN 20; FREQUENCY PROTECTION LOW-MODERATE, MEDIUM-VERY GOOD AND HIGH-VERY GOOD; PLASTIC-COVERED METAL HEADBAND LIGHTWEIGHT FOAM CUSIONS
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FREQUENTLY ASKED QUESTIONS
What is 5578T14?
5578T14 is a PROTECTOR,HEARING.
What parts can replace 5578T14?
There are 23 known substitutes for 5578T14: 2424, V-2, X-603B and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5578T14?
5578T14 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4240-01-281-2138. This indicates validated use in U.S. government and defense supply chains.
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