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Hex nylon insert lock nuts, Zinc plated grade 5 steel, 5/16"-18

Hex nylon insert lock nuts

Prod. # Diameter and Thread count Each price Bag price Bulk price Price Buy

Coarse (standard) thread

21805 5/16"-18 $0.19 / ea $13.24 / 100 $113.00 / 1,000 $0.19 / ea $13.24 / 100 $113.00 / 1,000
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Hex lock nut nylon insert dimensions
Hex lock nut nylon insert dimensions
Product details
Bolt Depot product# 21805
Units US
Category Nuts
Nuts have internal machine threads, for use with machine thread bolts and screws.
Subcategory Hex nylon insert lock nuts
A hex nut with a nylon ring to resist loosening.
Material Steel
A tempered medium carbon steel.
Plating Zinc
Zinc plated for moderate corrosion resistance.
Grade Grade 5
Grade 5 falls between grade 2 and grade 8 in strength, and is commonly found in automotive applications.
Thread direction Right hand
Thread density Coarse
Diameter 5/16"
Thread count 18
Width across the flats 1/2" (Min 0.489", Max 0.502")
Height 0.329" - 0.359"
Hex Height Minimum 0.250"
Dimensional standard ASME B18.16.6

Additional information

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