Heavy Wall Self Locking Thread Insert, 5/16"-18 Int Thrd Sz, Carbon Steel, 5 PK MPN:550-5-PK5

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Brand: E-Z LOK
Part #: 550-5-PK5
UPC: 839137001297
SKU
510-G1498201
$73.96 for Order Qty of 4
Regular Price $25.89 Special Price $18.49

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Heavy Wall Self Locking Thread Insert, 5/16"-18 Int Thrd Sz, Carbon Steel, 5 PK

E-Z LOK's Heavy Wall Self Locking Thread Insert is a reliable and durable solution for metal applications. This 5-pack of inserts features a 5/16in-18 internal thread size, making them ideal for use in a variety of industries, including aerospace, automotive, and industrial manufacturing. The inserts are made from high-quality carbon steel and feature a black phosphate finish for added corrosion resistance. They are easy to install and provide a strong, self-locking thread that resists vibration and wear. Suitable for use in applications where high torque and reliability are required, these inserts offer a cost-effective and efficient solution for metal threaded connections.

Top product features:

  • Self-locking thread insert provides a secure fit in metal materials.
  • Insert is designed for use with a 5/16in-18 internal thread size.
  • Insert has a right-hand thread direction.

Top product applications:

  • Heavy Duty Fasteners in Aerospace Industry
  • Automotive Repair and Maintenance
  • Industrial Equipment Assembly
Self Locking Thread Insert, Compatible Material Metal, Compatible Tap Size M12-1.75, Drill Bit Size 10.40 mm, External Thread Fit 2A, External Thread Size M12-1.75, Finish Black Phosphate, Insert Diameter 12 mm, Internal Thread Fit 2B, Internal Thread Size 5/16 In.-18, Material Steel, Material Grade/Class 12L14, Maximum Hole Diameter 10.4 mm, Minimum Installation Depth 37/64 in, Overall Length 31/64 in, System of Measurement Inch/Metric, Thread Direction Right Hand

Additional Information

  • Country of Origin: US
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: PK
  • Package Length: 4.00
  • Package Width: 0.50
  • Package Height: 0.50
  • Package Weight: 0.05
Product info last updated on January 18, 2026 12:25am UTC Category: Threaded Inserts
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