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Flange Locknut, Grade 8, Alloy Steel, Black Phosphate Finish, Coarse Thread, 3/4" Across Flats, 0.555" Thickness, 1/2-13 (Pack of 50)
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• 30% stronger than standard nuts
• Eliminates the need for assembling washers
• Meets IFI-107 Specifications – Class 2B thread
• Identified by six symmetrically spaced marks on the chamfered surface on the top of the nut or on the flange
• Designed for use with 150,000 PSI flange bolt applications
• 30% stronger than standard nuts
• Eliminates the need for assembling washers
• Meets IFI-107 Specifications – Class 2B thread
• Identified by six symmetrically spaced marks on the chamfered surface on the top of the nut or on the flange
• Designed for use with 150,000 PSI flange bolt applications
