High Collar Lock Washer Dimensions

Split lock washers feature a slight spiral design that creates pressure to provide a type of spring action. Hi collar split lock washers a bt w inside diameter outside diameter mean section thickness section width basic washer size max. This allows the washer to grasp adjoining materials and help prevent loosening from vibration.

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The lock washer selection at grainger offers a huge range of choices in materials finish and bolt sizes.

High collar lock washer dimensions.

Spring steel high collar. High collar split lock washers are thicker than standard split lock washers. Stainless steel is a strong corrosion resistant alloy with excellent resistance to heat. Hi collar lock washers are a popular way in which to counter these forces and prevent assembly failures in high torque applications.

The helical shape of the hardened split ring exerts a spring force between the fastener and the mating surface which in turn creates friction and resistance to rotation. American national standard helical spring lock washers ansi asme b18 21 1. W067 7980 zinc plated baked. W065 7980 spring steel.

Regular heavy extra duty and hi collar as given below. The item is tested and deemed vendible in the following vending machines as the ea and or package quantity. 316 stainless steel washers have excellent resistance to chemicals and salt water. Helical split spring lock washers are available in four series.

On the hi collar helical spring lockwasher accommodates confined areas. Outside diameter than regular split lock washers and will therefore fit into a counter bored hole. 3 8 18 8 stainless steel high collar lock washer. As a screw is tightened they flatten to add tension to the joint and prevent loosening from small amounts of vibration.

Helical spring lock washers made of materials other than carbon steel are available in the regular series. This product has been approved for locker pickup service but final compliance will be subject to weight and size limits for the quantity ordered vendible item. 4 0 120 0 114 0 173 0 022 0 022 5 0 133 0 127 0 202 0 030 0 030 6 0 148 0 141 0 216 0 030 0 030 8 0 174 0 167 0 267 0 047 0 042. High collar split lock washers are used with socket head cap screws as they have a smaller o d.

They have a smaller outside diameter that is compatible with small diameter screws. The hi collar is recommended for. Featured items newest items best selling a to z z to a by review price. Also known as high collar lock washers these have smaller outside diameters than standard split lock washers to fit neatly under socket head cap screws.

The increased thickness sustains the washer s overall locking effectiveness.