• UDT 521-4918 Shackle Quick Link
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UDT 521-4918 Shackle Quick Link

UDT 521-4918 Shackle Quick Link

UDT 521-4918 Shackle Quick Link is a connecting hardware component designed for fast, secure load attachment and chain assembly, sourced direct from Korea.

Key features

  • Quick links of this type are commonly used in rigging, lifting, and tie-down applications across construction, marine, and industrial maintenance environments where reliable load transfer is essential
521-4918 4mm Stainless Steel | Spec: 4 | Weight: 0.01 | Safe Working Load: 0.20 | A: 40 | C: 3.9 | D: 5.5 | B: 19.5
521-4927 5mm Stainless Steel | Spec: 5 | Weight: 0.02 | Safe Working Load: 0.30 | A: 50 | C: 4.9 | D: 6.5 | B: 23.8
521-4936 6mm (Stainless Steel) | Spec: 6 | Weight: 0.02 | Safe Working Load: 0.40 | A: 58 | C: 5.9 | D: 7.5 | B: 27.5
521-4945 7mm Stainless Steel | Spec: 7 | Weight: 0.04 | Safe Working Load: 0.60 | A: 66 | C: 7.0 | D: 8.5 | B: 30.0
521-4954 8mm (Stainless Steel) | Spec: 8 | Weight: 0.06 | Safe Working Load: 0.80 | A: 75 | C: 7.9 | D: 10.0 | B: 34.3
Chains & WiresUDT
5 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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UDT 521-4918 Shackle Quick Link

Brand UDT·Chains & Wires

Available part numbers (5)

521-4918, 521-4927, 521-4936, 521-4945, 521-4954

How to order

Send the UDT part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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RFQ List (0)
Product codeSpec
521-49184mm Stainless Steel | Spec: 4 | Weight: 0.01 | Safe Working Load: 0.20 | A: 40 | C: 3.9 | D: 5.5 | B: 19.5
521-49275mm Stainless Steel | Spec: 5 | Weight: 0.02 | Safe Working Load: 0.30 | A: 50 | C: 4.9 | D: 6.5 | B: 23.8
521-49366mm (Stainless Steel) | Spec: 6 | Weight: 0.02 | Safe Working Load: 0.40 | A: 58 | C: 5.9 | D: 7.5 | B: 27.5
521-49457mm Stainless Steel | Spec: 7 | Weight: 0.04 | Safe Working Load: 0.60 | A: 66 | C: 7.0 | D: 8.5 | B: 30.0
521-49548mm (Stainless Steel) | Spec: 8 | Weight: 0.06 | Safe Working Load: 0.80 | A: 75 | C: 7.9 | D: 10.0 | B: 34.3

Need a different model, or a part not listed here? Send us your parts list →

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