Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL, hole_diameter: 0.250 INCHES NOMINAL IN, body_thickness: 0.419 INCHES NOMINAL IN, outside_diameter: 6.250 INCHES NOMINAL IN, surface_treatment: PAINT, bolt_circle_diameter: 4.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System under NSN 5340-00-376-8063, 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 86-9979?
86-9979 is a COVER,ACCESS.
What parts can replace 86-9979?
There are 15 known substitutes for 86-9979: 16984, 02.111.740, 6515NCM104540 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 86-9979?
86-9979 is cataloged in the Federal Logistics Information System under NSN 5340-00-376-8063. This indicates validated use in U.S. government and defense supply chains.
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