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High collar lock washer dimensions.
Regular heavy extra duty and hi collar as given below.
316 stainless steel washers have excellent resistance to chemicals and salt water.
Outside diameter than regular split lock washers and will therefore fit into a counter bored hole.
American national standard helical spring lock washers ansi asme b18 21 1.
The hi collar is recommended for.
W067 7980 zinc plated baked.
This allows the washer to grasp adjoining materials and help prevent loosening from vibration.
The item is tested and deemed vendible in the following vending machines as the ea and or package quantity.
Helical split spring lock washers are available in four 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.
They have a smaller outside diameter that is compatible with small diameter screws.
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.
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.
The lock washer selection at grainger offers a huge range of choices in materials finish and bolt sizes.
As a screw is tightened they flatten to add tension to the joint and prevent loosening from small amounts of vibration.
The increased thickness sustains the washer s overall locking effectiveness.
W065 7980 spring steel.
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.
Helical spring lock washers made of materials other than carbon steel are available in the regular series.
Spring steel high collar.
On the hi collar helical spring lockwasher accommodates confined areas.
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.
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.
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