No. 401 Rigging Screws
- Material: Forged Carbon Steel / Pipe Body
- Security: Double Jaw (Clevis) ends with high-tensile security pins
- Protection: Enclosed body to preserve thread integrity
- Applications: Ship's stays, industrial machinery securing, and high-tension structural rigging
No. 401 Rigging Screws is stocked for everyday rigging, outdoor utility work, and general industrial hardware use where galvanized carbon steel offers a practical combination of durability and value. Customers usually compare finish, connection type, and intended load path before ordering, especially when matching this item with chains, shackles, hooks, turnbuckles, or wire rope hardware already in service.
Technical Specifications
| Thread Size (mm) | Jaw Opening (mm) | Working Load Limit (Kg) | Nominal Size (inch) |
|---|---|---|---|
| M10 | 12mm | 400 | 3/8" |
| M12 | 14mm | 700 | 1/2" |
| M16 | 18mm | 1200 | 5/8" |
| M20 | 22mm | 2000 | 3/4" |
| M24 | 28mm | 3200 | 1" |
| M32 | 34mm | 5000 | 1 1/4" |
| M38 | 42mm | 8000 | 1 1/2" |
*Working Load Limit based on vertical orientation. For structural engineering, please consult safety guidelines.
Another option frequently compared for jaw-to-jaw adjustment work is HG 228 Drop Forged Turnbuckle Jaw and Jaw , especially when buyers want to review forged body style, load handling expectations, and suitability for marine or general rigging use.
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