Industrial Nuts
Industrial Nuts for Secure, Vibration-Resistant Assemblies
High-Quality Hardware Nuts from Rettig’s Industrial Supply
Nuts are internally threaded specialty fasteners designed to work with matching bolts to create strong, secure joints. The primary purpose of a nut-and-bolt combination is to prevent loosening caused by vibration, making these fasteners essential in industrial machine assembly and heavy-duty applications.
At Rettig’s Industrial Supply, we help you select the right industrial nut for maximum durability and performance. With a massive inventory of high-quality hardware nuts and specialty fasteners, we’re confident we have the exact solution your operation requires.
A Guide to Different Types of Fastener Nuts
Selecting the Right Nut for Strength, Safety, and Performance
Fastener nuts are essential components across mechanical, construction, automotive, and industrial applications. Designed to pair with bolts, screws, and threaded rods, nuts create secure, load-bearing connections that ensure long-term reliability. With many nut styles available, understanding their differences helps you choose the correct option for strength, vibration resistance, corrosion protection, and space constraints.
Common Types of Fastener Nuts and Their Uses
Finished & Stainless Steel Nuts
Finished nuts are the most widely used, offering clean threads and consistent dimensions for general fastening. Stainless steel nuts add corrosion resistance, making them ideal for outdoor, marine, and high-humidity environments.
Locking & Vibration-Resistant Nuts
Lock nuts, including nylon insert and all-metal styles, prevent loosening under vibration. Jam nuts provide a thinner profile for tight spaces and are often paired with standard nuts for added security.
Specialty Safety Nuts
Acorn (cap) nuts protect exposed threads while improving appearance. Castle and slotted nuts work with cotter pins or wire to maintain alignment in automotive and heavy-duty machinery. Axle spindle nuts secure critical rotating components under high torque.
Load Distribution & Structural Nuts
Flange nuts feature an integrated washer surface to distribute load and reduce damage. Structural nuts are heavy-duty options designed for high-load construction and steel connections.
Application-Specific Nuts
Machine screw nuts are used with fine-thread machine screws in electronics and precision equipment. Square nuts provide extra grip and torque resistance. Hex coupling nuts join threaded rods or extend thread length in pipe and rod assemblies.
Installation & Assembly Nuts
Speed nuts allow tool-free installation in sheet metal. Tee nuts embed into wood or metal for permanent threads, while weld nuts create fixed fastening points on metal surfaces. Wing nuts enable hand tightening for frequent adjustments.
Choosing the Right Fastener Nut
Each nut type plays a specific role in maintaining strength, alignment, and safety. Factors such as material, thread type, load requirements, vibration exposure, and environment should guide your selection. From standard finished nuts to specialized lock, structural, and coupling nuts, choosing the right fastener ensures durable, reliable assemblies in automotive, construction, industrial, and DIY projects.