Home Fasteners Flange Locknut Grade 8 Alloy Steel 5/8-18
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Flange Locknut, Grade 8, Alloy Steel, Zinc Finish, Fine Thread, 15/16" Across Flats, 0.690" Thickness, 5/8-18
(Pack of 25)

Item#: 85823

Lawson Products

• 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
• Can be used with Tuff-Torq® and 150,000 PSI flange bolt applications
NOTE: Not recommended for use at temperatures above 450°F (232°C).

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Catalog page#: 3-58

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Product Description

• 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
• Can be used with Tuff-Torq® and 150,000 PSI flange bolt applications
NOTE: Not recommended for use at temperatures above 450°F (232°C).

Technical Specifications

Item#: 85823
Diameter 5/8 "
Thread Pitch 18
Grade 8
Finish Bright Zinc
Type Flange Nuts
Material Alloy Steel
Thickness 0.690 "
Across Flats 15/16 "
Thread Fine
Specifications IFI 100/107
Flange Diameter 1.330 "
UNSPSC #: 31161712
TAA Compliant: Yes
Weight: 2.77 lb

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