Folding spring bolts are our standard metric range for use with FK Clevis joints. They are easily pre-assembled or removed by hand without the need for any tools.
Part No. |
Suitable for clevis |
Dimensions |
Weight |
||||||
|
|
d h11 |
g |
a |
b |
l1 ≈
|
l2 ≈
|
l3 ≈
|
Kg/100 pieces
|
CL 4X8 |
FK4X8 |
4 |
8 |
9.5 |
11.0 |
19.0 |
15.0 |
4.5 |
0.145 |
CL 4X16 |
FK4X16 |
4 |
16 |
9.5 |
11.0 |
26.0 |
23.5 |
4.5 |
0.174 |
CI 5X10 |
FK5X10 |
5 |
10 |
12.0 |
13.5 |
23.0 |
19.0 |
5.5 |
0.254 |
CL 5X20 |
FK5X20 |
5 |
20 |
12.0 |
13.5 |
33.0 |
29.0 |
5.5 |
0.310 |
CL 6X12 |
FK6X12 |
6 |
12 |
14.0 |
16.0 |
28.0 |
23.0 |
6.5 |
0.458 |
CL 6X24 |
FK6X24 |
6 |
24 |
14.0 |
16.0 |
40.0 |
35.0 |
6.5 |
0.516 |
CL 8X16 |
FK8X16 |
8 |
16 |
19.0 |
21.5 |
37.0 |
30.0 |
8.0 |
1.059 |
CL 8X32 |
FK8X32 |
8 |
32 |
19.0 |
21.5 |
52.0 |
46.0 |
8.0 |
1.155 |
CL 10X20 |
FK10X20 |
10 |
20 |
23.0 |
26.0 |
46.0 |
38.0 |
10.0 |
1.938 |
CL 10X40 |
FK10X40 |
10 |
40 |
23.0 |
26.0 |
66.0 |
58.0 |
10.0 |
2.046 |
CL 12X24 |
FK12X24 |
12 |
24 |
28.0 |
31.0 |
53.0 |
45.0 |
12.0 |
3.306 |
CL 12X48 |
FK12X48 |
12 |
48 |
28.0 |
31.0 |
78.0 |
69.0 |
12.0 |
3.500 |
CL 14X28 |
FK14X28 |
14 |
28 |
31.0 |
34.0 |
62.0 |
52.0 |
14.0 |
4.722 |
CL 14X56 |
FK14X56 |
14 |
56 |
31.0 |
34.0 |
92.0 |
82.0 |
14.0 |
5.076 |
CL 16X32 |
FK16X32 |
16 |
32 |
36.0 |
39.0 |
73.0 |
62.0 |
16.0 |
6.940 |
CL 16X64 |
FK16X64 |
16 |
64 |
36.0 |
39.0 |
103.0 |
92.0 |
16.0 |
7.440 |
CL 20X40 |
FK20X40 |
20 |
40 |
45.0 |
50.0 |
87.5 |
71.5 |
16.0 |
13.00 |
Material and surface treatments:
Bolt: low carbon steel Q235A; Spring: spring steel, hardness approx. 430-500HV.
Coated with rust-proof oil, zinc plating or nickel plating.
Ningbo Dongzhou Transmission Co., ltd is Well equipped with more than 300 all kinds of precision machining equipments and professional testing instruments. Ningbo Dongzhou Transmission Co., ltd is leading manufacturer of Folding Spring Bolts and Folding Spring Bolts suppliers which specialized in manufacturing mechanical spare parts, farm machinery parts and auto parts like Clevises, Bolts, Clips, Rod Ends, Radial Spherical Plain Bearing, Ball Joints and so on. Non-standard products can be designed and put into production as per samples or drawings accordingly. Factory manufactured Folding Spring Bolts are well welcomed both at home and abroad markets like USA, Europe, Middle East, Southeast Asia, etc. We also wholesale these products worldwide.