Category Archives: Product Insight

Thread Cutting Screws

Posted on March 7, 2012 by Expert

A thread cutting screw is a type of self tapping screw – in that it both taps and fastens in a single operation. And unlike a thread rolling screw which displaces/deforms the material in the newly formed thread path, thread-cutting … Continue reading →

Posted in Product Insight | Tagged Thread Cutting Screws, type 1 thread cutting screws, type 23 thread cutting screws, type 25 thread cutting screws, type F thread cutting screws | Leave a comment

Weld Screws

Posted on February 8, 2012 by Expert

Weld screws are of two types: projection weld and spot weld. Both involve resistance welding principles where the welded joint is achieved by electrical resistance flow through the joint held under electrode pressure. Weld screws are ideal for providing … Continue reading →

Posted in Product Insight | Tagged projection weld screws, projection welding, spot weld screws, spot welding, weld screws | Leave a comment

U-Drive Screws (Hammer Drive Screws)

Posted on January 4, 2012 by Expert

U-drive self-tapping screws, also known as hammer drive screws, are often used for attaching nameplates in castings and for sealing drain holes in corrosion proofing tubular structures. They are more comparable to nails than screws as the head is not … Continue reading →

Posted in Product Insight | Tagged hammer drive screws, Self-Tapping Screws, thread forming screws, u-drive screws | Leave a comment

Lock Nuts

Posted on December 8, 2011 by Expert

Many different types of lock nuts are available for use in a wide range of applications. While their underlying mechanisms might vary, they all have one thing in common: they produce additional resistance to vibrational loosening forces without using lock … Continue reading →

Posted in Product Insight | Tagged 2-way reversible lock nuts, all metal lock nuts, flex type lock nuts, K-Lock nuts, KEPS nuts, lock nuts, nylon insert lock nuts, prevailing torque type lock nuts, stover lock nuts, surface-bearing lock nuts, two-way reversible lock nuts | Leave a comment

SEMS Screws

Posted on October 28, 2011 by Expert

Washers are often used in combination with screws to improve the structural integrity of an assembly. Typically, they are separate components. However pre-assembled screws and washers – the SEMS screw, have simplified and improved efficiencies in many manufacturing processes. What … Continue reading →

Posted in Product Insight, SEMS | Tagged external tooth lock washer, external tooth lock washer SEMS, internal tooth lock washer SEMS, SEMS, Split lock washer SEMS, Square Cone SEMS | Leave a comment

Black Oxide Finish

Posted on June 8, 2011 by Expert

Flat Phillips Drive Machine Screw – Black Oxide Finish Black oxide finished screws commonly used in electronics. Clients often ask us about the difference between black oxide and other available black coatings on fasteners. We thought a brief review … Continue reading →

Posted in Product Insight | Tagged black oxide bolts, black oxide finish, black oxide nuts, black oxide screws, black oxide washers, conversion coating | Leave a comment

Trilobular thread-rolling screws (plastite alternative) for plastics.

Posted on June 8, 2011 by Expert

Flat Undercut Torx Drive Plastite-Alternative Screw Specially designed trilobular thread-rolling screws for use in plastics. Our featured product for this month is the 48-2 trilobular thread rolling screw – an economical alternative for the 48-2 Plastite screw, meeting … Continue reading →

Posted in Product Insight | Tagged plastite screws, screws for plastics, trilobular thread rolling screws | 2 Comments

Explaining Dacrotized Finishes

Posted on January 5, 2011 by Expert

Coatings for different fasteners are as varied as the fasteners themselves. So when talking about Deck Screws, for example, you have to make sure you are comparing apples to apples before buying to ensure that you have the best product. So, … Continue reading →

Posted in Ask the Experts, Product Insight | Tagged dacrotized finish, deck screws | 2 Comments

The Bolt Guide

Posted on January 4, 2011 by Expert

Square Head Bolts Grade 2 Flat Slotted Cap Screw Hex Cap Screw Grade 2 Also known as a Battery Bolt. The Square head offers greater bearing surface for wrenching than standard hex head bolts. Flat Cap Screws are most often … Continue reading →

Posted in Product Insight | 10 Comments

Product Torque Range

Posted on November 29, 2010 by Expert

Product specifications can be a tricky area to navigate without the right information. Moreover, having the right info and knowing whether the item you have will do the job is paramount. In today’s Ask the Aspen Experts post, a client … Continue reading →

Posted in Ask the Experts, Product Insight | Leave a comment