Gunnebo UKN Universal Weld-On Hooks
The Gunnebo UKN Universal Weld-On Hook transforms an excavator or similar machine into a safe, reliable lifting tool. Originally developed in 1975, this hook provides a permanent and secure lifting point when welded to the bucket, boom, or other attachment. Designed and manufactured from forged alloy steel, every UKN hook is individually proof-tested at 3× WLL and rated with a 5:1 safety factor.
Today, the UKN remains the industry-standard excavator hook, chosen by leading OEMs worldwide. Its proven strength and simplicity make it ideal for material handling and lifting operations on construction, forestry, and utility job sites.
Features Forged Alloy Steel Construction: Hardened and tempered for maximum durability.
Universal Mounting: Base plate is slightly curved and ready for welding to a variety of surfaces.
High Safety Margin: Rated with a 5:1 design factor and 100% proof-tested to 3× WLL.
Heavy-Duty Latch: Equipped with ergonomic handle, hardened and tempered latch, and stainless spring.
Full Traceability: Clearly marked with country of origin, traceability code, model, and size.
Meets EN 474-1 Requirements: The standard for excavator lifting points in Europe. Typical Applications Excavators and backhoes (factory-fitted or aftermarket)
Material handling attachments and lifting frames
General construction and utility lifting points Specifications Model
WLL (lb)
B (in)
G (in)
H (in)
K (in)
L (in)
A (in)
X (in)
Weight (lb) UKN-0.75
1,653
0.79
0.51
0.79
0.75
3.21
0.20
2.20
0.44 UKN-1
2,204
1.06
0.67
0.98
0.98
3.74
0.24
2.83
1.32 UKN-2
4,500
1.30
0.79
1.18
1.18
4.49
0.31
3.39
1.98 UKN-3
6,612
1.18
0.91
1.26
1.38
5.20
0.39
4.13
2.87 UKN-4
8,800
1.18
1.14
1.50
1.65
5.51
0.43
4.49
4.41 UKN-5
11,020
1.34
1.18
1.85
1.77
6.50
0.47
5.16
7.05 UKN-8
17,632
1.34
1.57
2.01
1.97
6.77
0.51
5.24
7.94 UKN-10
22,040
1.85
1.69
2.28
2.17
8.66
0.55
6.69
18.08 UKN-15
33,060
2.17
1.97
2.64
2.36
9.45
0.59
7.40
21.61 UKN-20
44,080
2.56
2.36
3.35
2.36
10.83
0.59
8.15
27.34 *All dimensions in inches. Each hook is individually proof-tested to 3× WLL. Safety factor 5:1.
Prices, stock and lead times are quoted on request. Use the quote form or WhatsApp on this page, and ask for test certificates with your enquiry.
