Knurled cylinder head screw with locked washer internal teeth
![Knurled cylinder head screw with locked washer internal teeth](https://icdn.tradew.com/file/201903/1573441/jpg/7053322.jpg?x-oss-process=image/resize,m_pad,l_400/quality,Q_90)
![Knurled cylinder head screw with locked washer internal teeth](https://icdn.tradew.com/file/201903/1573441/jpg/7053322.jpg?x-oss-process=image/resize,m_pad,l_40/quality,Q_90)
![Knurled cylinder head screw with locked washer internal teeth](https://icdn.tradew.com/file/201903/1573441/jpg/7053323.jpg?x-oss-process=image/resize,m_pad,l_40/quality,Q_90)
![Knurled cylinder head screw with locked washer internal teeth](https://icdn.tradew.com/file/201903/1573441/jpg/7053324.jpg?x-oss-process=image/resize,m_pad,l_40/quality,Q_90)
![Knurled cylinder head screw with locked washer internal teeth](https://icdn.tradew.com/file/201903/1573441/jpg/7053325.jpg?x-oss-process=image/resize,m_pad,l_40/quality,Q_90)
![Knurled cylinder head screw with locked washer internal teeth](https://icdn.tradew.com/file/201903/1573441/jpg/7053326.jpg?x-oss-process=image/resize,m_pad,l_40/quality,Q_90)
Categories | Sems Screw |
---|---|
Update Time | Jul 27,2024 |
SEMS(TAPPING) SCREW
SEMS combines two normally seperate parts-typically a screw and a washer- into one permanently pre-assembled cost saving component. Washers are hel in place under the screw head by the rolled threads; they will not fall off and are free to rotate .
![](https://icdn.tradew.com/file/201903/1573441/jpg/7053320.jpg?x-oss-process=image/quality,Q_90)
![](https://icdn.tradew.com/file/201903/1573441/jpg/7053321.jpg?x-oss-process=image/quality,Q_90)
* Speeds: production by eliminating hand assembly at the work station
* Permanent: Capturing of washer insures that it will never come off or be left off your assembly
* Adapts easily to automated feeding devices and driving tools
* Available in any combination of screw type, head style, washer and thread configuration
* Production Range: M2.5 (#2) ~ M 12 ~ (1/2". Length: 4mm (5/32") ~ 160mm (6")
* ISO 9001 certificated manufacturer & exporter
![](https://icdn.tradew.com/file/201903/1573441/jpg/7053248.jpg?x-oss-process=image/quality,Q_90)
Coarse threaded Screws with captive curved spring lock washer DIN6900
Examples of screw and washer assemblies
![](https://icdn.tradew.com/file/201903/1573441/jpg/7053249.jpg?x-oss-process=image/quality,Q_90)
Figure 1. Assembly with screw threaded approximately up to the head
![](https://icdn.tradew.com/file/201903/1573441/jpg/7053250.jpg?x-oss-process=image/quality,Q_90)
Figure 2. Assembly with screw unthreaded portion of shank
![](https://icdn.tradew.com/file/201903/1573441/jpg/7053253.jpg?x-oss-process=image/quality,Q_90)
![](https://icdn.tradew.com/file/201903/1573441/jpg/7053158.jpg?x-oss-process=image/quality,Q_90)
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