Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The GASKET is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, outside_diameter: 5.297 INCHES MINIMUM AND 5.327 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 4.735 INCHES MINIMUM AND 4.765 INCHES MAXIMUM IN, cross-sectional_thickness: 0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-091-8486, 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 DD-1686 NO 18?
DD-1686 NO 18 is a GASKET.
What parts can replace DD-1686 NO 18?
There are 12 known substitutes for DD-1686 NO 18: 412154-1, 18596, 98005R91 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DD-1686 NO 18?
DD-1686 NO 18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-091-8486. This indicates validated use in U.S. government and defense supply chains.
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