ISO 9001 RR-S-550D Open Spelter Socket with Cotter Pin - 50mm 2" Wire Rope End Stop for 1/4" to 4" Diameter
Our ISO 9001 certified Open Spelter Socket with cotter pin meets RR-S-550D (Type A) requirements, designed for wire rope diameters ranging from 1/4" to 4". These end fittings provide reliable termination solutions for various industrial lifting and rigging applications.
- Manufactured from high tensile, quenched and tempered cast steel
- Galvanized finish ensures long-term corrosion resistance and durability
- Equipped with secure cotter pin for enhanced safety
- Complies with RR-S-550D (Type A) and EN 13411-4:2002 standards
- Available in 20 different sizes to accommodate various wire rope diameters
| Product Code | Rope Diameter (mm) | Rope Diameter (in.) | MBL (t) | Weight (kg) |
|---|---|---|---|---|
| SOA-01 | 6-7 | 1/4 | 0.50 | |
| SOA-02 | 8-10 | 5/16-3/8 | 0.59 | |
| SOA-03 | 11-13 | 7/16-1/2 | 1.02 | |
| SOA-04 | 14-16 | 9/16-5/8 | 1.63 | |
| SOA-05 | 18 | 3/4 | 2.64 | |
| SOA-06 | 20-22 | 7/8 | 4.38 | |
| SOA-07 | 24-26 | 1 | 7.03 | |
| SOA-08 | 28-30 | 1-1/8 | 9.75 | |
| SOA-09 | 32-35 | 1-1/4-1-3/8 | 14.1 | |
| SOA-10 | 38 | 1-1/2 | 21.4 | |
| SOA-11 | 40-42 | 1-5/8 | 24.9 | |
| SOA-12 | 44-48 | 1-3/4-1-7/8 | 37.2 | |
| SOA-13 | 50-54 | 2-2-1/8 | 59.0 | |
| SOA-14 | 56-60 | 2-1/4-2-3/8 | 76.0 | |
| SOA-15 | 64-67 | 2-1/2-2-5/8 | 114.0 | |
| SOA-16 | 70-73 | 2-3/4-2-7/8 | 143.0 | |
| SOA-17 | 75-80 | 3-3-1/8 | 172.0 | |
| SOA-18 | 82-86 | 3-1/4-3-3/8 | 197.0 | |
| SOA-19 | 88-92 | 3-1/2-3-5/8 | 255.0 | |
| SOA-20 | 94-102 | 3-3/4-4 | 355.0 |
- Reference standards: EN 13411-4:2002, RR-S-550D (Type A)
- Compatible with wire ropes featuring 6x19+IWRC, 6x37(a)+IWRC, 6x61(a)+IWRC and 8x61(a)+IWRC construction
- Tensile strength: 1770 MPa
- Safety factor for wire rope sling: 5:1
- Wire rope structure, tensile strength, and working load limits can be customized per customer requirements
Shanghai Anfeng Lifting & Rigging Ltd. is an experienced technical and sales company based in Shanghai Free Trade Zone, specializing in webbing slings, round slings, wire rope and slings, chains, rigging accessories, and more.
Anfeng supplies steel wire ropes, wire rope slings, lifting chains and accessories, webbing slings, round slings, fall protection harness, typhoon resistant series products, lashing, offshore mooring lines, chain hoists, lever hoists, electric hoists, shackles up to 1500t, and lifting points.
We maintain high quality standards through trained staff and rigorous QA/QC procedures. Upon request, Anfeng provides customers with DNV-GL, CCS, ABS and other third-party inspection certificates.
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