5/16"-18 Coarse Thread Grade C Nyloc (Nylon Insert Locknut) NE Standard Medium Carbon Steel Yellow Zinc Plated Pk 50

PRODUCT SPECIFICATIONSPart #: 0000-109590Fastener Type: Nyloc (Nylon Insert Locknut) NE StandardSize Description: 5/16"-18Diameter/Nominal Size: 5/16"Thickness: 0.329-0.359"Wrench Size/Across Flats: 0.489-0.502"Width Across Corners: 0.557"Thread Pitch: 18Thread Pitch Type: CoarseThread Direction: RightSystem of Measurement: InchGrade: C (8)Material: Medium Carbon SteelFinish: Yellow Zinc PlatedDrive Type: External HexUsed with: Bolts/Screws up to Grade 8, Alloy Socket Screws, 12-Point Flange ScrewsAverage Piece Weight: 0.0120700 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.

• Please see the specifications in the table below for full details. If you have any questions or doubts, or if your requirements include specific dimensions, please contact us prior to placing your order.
• 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.
• ASMC Industrial Brand fasteners are guaranteed to be of the highest quality and are lot controlled, providing traceability to the manufacturer and raw material.