Serrated locking nut
Serrated locking nut - 1
Serrated locking nut - 2
Serrated locking nut - 3

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Serrated locking nut

DIN 6923, steel 8, zinc-plated, blue passivated (A2K), with locking teeth

  • Standards: DIN Similar to 6923
  • Material: Steel
  • Property class: 8
  • Surface: Zinc plated
  • RoHS-compliant: Yes
  • Locking device operating principle: Serration
  • Locking function: Locking against self-loosening by mechanical interlocking

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Available in 10 versions

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You can refine your search by selecting different attributes

Art.-no. Thread type x nominal diameter Height Flange diameter External drive Quantity PU
M10 10 mm 21.8 mm WS15
100 pcs
M12 12 mm 26 mm WS18
250 pcs
M16 16 mm 34.5 mm WS24
100 pcs
M20 20 mm 42.8 mm WS30
50 pcs
M6 6 mm 14.2 mm WS10
100 pcs
M3 4 mm 8 mm WS5.5
1000 pcs
M8 8 mm 17.9 mm WS13
100 pcs
M14 14 mm 29.9 mm WS21
100 pcs
M4 4 mm 10.41 mm WS7
100 pcs
M5 5 mm 11.8 mm WS8
100 pcs

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The article number is made up of the following: VVVVAAABBB
VVVV = 4 digits for prefix number (please note that the first digit is currently always 0)
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Example article number structures:
Example 1: Screw with dimensions of 4x10 mm:
00574 10 (2 spaces between the 4 and the 10)

Example 2: Screw with dimensions of 10x20 mm:
005710 20 (1 space between the 10 and the 20)

Example 3: Flat washer with an internal diameter of 6 mm:

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Product information

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DIN 6923 has been withdrawn and replaced by EN 1661. There is some similarity (Fine thread removed | Width across flats for size M10 changed from 15 mm to 16 mm).