DIN 7349 Washers

  • DIN 7349 Washers

DIN 7349 Washers for bolts with heavy clamping sleeves

DIN Standards are issued for various components including industrial fasteners such as Metric DIN 7349 Washers for bolts with heavy clamping sleeves. DIN 7349 washers are manufactured from steel, brass, stainless steel, aluminum, and alloy steel. DIN 7349 washers are available in a wide range of sizes, shapes, finishes, and materials.

Following are the specifications of German DIN 7349 washers:

DIN 7349 Washer
DIN 7349 Washer

Characteristics:

  • Large surface area.
  • Corrosion and rust resistant.
  • Complies with CSN 021708.
  • Strength classes are 4.6, 8.8, and 9.8.

Advantages:

  • DIN 7349 washers have a low friction coefficient, making them ideal for industrial applications.
  • They are reliable and easy to use.
  • These washers protect the surface from damage during installation.

Application:

  • DIN 7349 washers are used for screwed inserts for wood applications. They have a full internal thread, but no groove for chips.
  • DIN 7349 washers are also used for screws with heavy clamping sleeves.
  • These washers are often used for bolts with heavy spring pins, adapter sleeves, or heavy clamping sleeves, and in machine tool construction.
  • They are also used for heavy-duty devices and are ideal for use in the construction, automotive, and electrical industries.

Dimension specification of DIN 7349 washers:

d1 d2 s Weight (7,85kg/dm3) kg/1000pcs For clamping sleeves according to DIN 1481 For thread diamater
3,2 9 1 0,436 6 M3
4,3 12 1,6 1,24 8 M4
5,3 15 2 2,43 10 M5
6,4 17 3 4,59 12 M6
8,4 21 4 9,15 16 M8
10,5 25 4 12,7 18 M10
13 30 6 27,1 21 M12
15 36 6 39,6 25 M14
17 40 6 48,5 28 M16
19 44 8 77,4 32 M18
21 44 8 73,4 35 M20
23 50 8 97,1 38 M22
25 50 10 116 40 M24
28 60 10 174 45 M27
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