The SEAL,DOME is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4240-00-979-4040, 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.
REPLACEMENT SEAL,AURAL PROTECTOR,O-SHAPED,VINYLFILM COVER OVER POLYURETHANE,FURNISHED IN PAIRS ADAPTABLE TO HEARING PROTECTORS
NSN
4240-00-979-4040
COMPONENT DIAGRAM
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: REPLACEMENT SEAL,AURAL PROTECTOR,O-SHAPED,VINYLFILM COVER OVER POLYURETHANE,FURNISHED IN PAIRS ADAPTABLE TO HEARING PROTECTORS
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION
REPLACEMENT SEAL,AURAL PROTECTOR,O-SHAPED,VINYLFILM COVER OVER POLYURETHANE,FURNISHED IN PAIRS ADAPTABLE TO HEARING PROTECTORS
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FREQUENTLY ASKED QUESTIONS
What is 10253A?
10253A is a SEAL,DOME.
What parts can replace 10253A?
There are 5 known substitutes for 10253A: MIL-A-23899, 12192G-09, SP2014 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10253A?
10253A is cataloged in the U.S. Government catalog under NSN 4240-00-979-4040. This indicates validated use in U.S. government and defense supply chains.
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