[Complimentary Guidebook Available] Thorough explanation of various bolt loosening prevention methods!
Nord-Lock washer
This booklet explains the causes of bolt loosening and serves as a guide to understanding proper fastening methods.
The publication includes challenges of bolt fastening, factors causing axial force loss, methods to prevent loosening of bolt fastenings, and guidance for selecting loosening prevention methods. It compares and evaluates general methods for preventing loosening of bolt fastenings over the service life of assemblies, allowing you to choose appropriate fastening methods to solve issues related to bolt fastening. 【Contents (excerpt)】 ■ Why do bolts loosen? ■ Challenges of bolt fastening ■ Factors causing axial force loss ■ Guidance for selecting loosening prevention methods ■ Loosening prevention methods for bolts by product ■ Corrosion countermeasures for metals >>>NEWS<<< Nord-Lock Japan will exhibit at the "Plant Maintenance Show" held from July 24 to 26. If you plan to attend or are interested, please stop by our booth (M4-176).
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basic information
The bolt loosening prevention "Nord-Lock Washer" consists of a pair of washers that offer good workability and demonstrate a high loosening prevention effect. 【Features】 ■ High loosening prevention effect that physically extracts the axial force of the bolt ■ Simply tightening the bolt and nut allows for easy fastening work, leading to reduced construction time and cost savings * It is the only NETIS registered product for bolt loosening prevention and has been certified as a technology for promotion of utilization (KKK-190002-VE).
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For more details, please refer to the PDF document or feel free to contact us.
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Company information
Nortlock Japan Co., Ltd. aims to be a partner in solving all bolt fastening challenges, centered around four brands: the "Nortlock Washer," a locking mechanism that does not rely on friction and prevents loosening; the "Superbolt," which allows enormous bolts and nuts that cannot be tightened by hand to be tightened with just one torque wrench; the "Boltight," which can simultaneously tighten multiple large-diameter bolts with uniform pressure; and the "Expander," a pivot pin for construction and heavy machinery that can be used semi-permanently.