This key locking thread insert is made of 18-8 stainless steel and has a bright (uncoated) finish. In addition, it prevents rotational spinout from vibration or torque, positive mechanical lock, locking keys to hold in place. This key locking thread insert is designed for use with metal.
Technical Specs
ItemKey Locking Thread Insert
Insert Diameter1/2 in
Internal Thread Size5/16"-18
External Thread Size1/2"-13
Thread DirectionRight Hand
MaterialStainless Steel
Wall TypeHeavy Wall
Compatible MaterialMetal
Drill Bit Size29/64 in
Maximum Hole Diameter0.453125 in
FeaturesPrevents Rotational Spinout From Vibration or Torque, Positive Mechanical Lock, Locking Keys to Hold In Place
System of MeasurementInch
Overall Length7/16 in
Internal Thread Fit3B
External Thread Fit2A
Thread TypeCoarse
FinishBright (Uncoated)
Number of Locking Keys4
Compatible Tap Size1/2"-13
Minimum Installation Depth1/2 in
Material Grade/Class18-8
Country of OriginUnited States
(subject to change)