PICTURES ARE REPRESENTATIVE OF ITEM, BUT ARE NOT OF THE ACTUAL ITEM. Product dimensions, finish, head markings, thread length, stamping shape or forging shape, etc., may differ from picture. Products are guaranteed to meet the specifications to which they are manufactured. Specifications allow for tolerances in dimension and shape, which can vary from lot to lot.

5/16"-18 Coarse Thread Hex Flange Nut with Serration Case Hardened Low Carbon Steel Zinc Plated

Price Per Piece: $0.0387

Part #:: 0000-109559
Minimum Purchase:: 50 pieces

PRODUCT SPECIFICATIONS (Part # 0000-109559)
Fastener Type:	Hex Flange Nut with Serration Case Hardened
Size Description:	5/16"-18
Diameter/Nominal Size:	5/16"
Thickness:	0.268-0.283"
Wrench Size/Across Flats:	0.489-0.500"
Width Across Corners:	0.557-0.577"
Flange Diameter:	0.660-0.680"
Thread Pitch:	18
Thread Pitch Type:	Coarse
Thread Direction:	Right
System of Measurement:	Inch
Grade:	2
Material:	Low Carbon Steel
Finish:	Zinc Plated
Drive Type:	External Hex
Used with:	Bolts/Screws up to Grade 5
Average Piece Weight:	0.0120200 lbs.

Lock nuts resist loosening of the screw under vibration or force to prevent loosening from a bolted joint. Types of lock nuts are prevailing torque nuts (Stover), elastic stop nuts (Nyloc), serrated flange (whiz lock), 2-way (reversible), star lock (KEPS) and many others.

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5/16"-18 Coarse Thread Hex Flange Nut with Serration Case Hardened Low Carbon Steel Zinc Plated

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