How Starlock Washers Work

Standard washers merely distribute pressure or prevent a nut from backing off a bolt. Starlock Washers serve as standalone retaining clips. When you slide the washer down a plain cylindrical shaft, the angled internal teeth deflect outward. The moment any back-off force is applied, those sharp teeth bite deeply into the surface of the shaft—whether it is made of steel, plastic, or composite material. This creates an immediate, permanent grip.

Key Benefits:

  • Zero Threading Required: Saves time by completely removing the need to cut threads or machine snap-ring grooves.
  • Vibration Resistant: Provides persistent tension to stop components from rattling loose on moving machinery.
  • Instant Assembly: Easily pushes manually or via automated assembly tools onto plastic studs or metal axles.

Here at Caleb Components, we offer Uncapped Starlock Washers, available to purchase directly online.

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Master Your Mess: The Ultimate Guide to Tool Clips

A cluttered workspace slows you down and sparks frustration. Tool Clips offer a simple, highly effective way to reclaim your wall space and organize your gear. Here is everything you need to know about choosing and installing the perfect Tool Clips for your shop, garage, or shed.

Why Tool Clips Are Essential:

  • Maximize Space: They lift items off your workbench and onto unused wall space.
  • Instant Access: You can see every tool at a glance without digging through drawers.
  • Protect Gear: Storing tools securely prevents them from banging together and getting damaged.
  • Versatile Hold: They grip everything from thin screwdrivers to heavy push brooms.

Browse our full range of Tool Clips online:

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The Ultimate Guide to Split Cotter Pins: Simple, Reliable Fasteners

Split cotter pins are simple, highly effective metal fasteners used to secure machinery components. They prevent nuts, bolts, and pins from vibrating loose during operation.

A split cotter pin consists of a single piece of wire bent in half, forming a rounded eyelet head at one end and two unequal tines at the other.

  • The Design: The unequal length of the tines makes them easy to separate during installation.
  • The Mechanism: You insert the pin into a pre-drilled hole (often in a clevis pin or a castellated nut).
  • The Locking Action: Once inserted, you bend the tines outward to lock the pin firmly in place.

⚙️Key Applications and Uses

  • Castellated Nuts: Secures wheel bearings and automotive steering linkages.
  • Clevis Pins: Locks pivot points on construction and agricultural machinery.
  • Marine Rigging: Holds critical sailboat rigging secure against rough waves.
  • Aeronautics: Provides fail-safe mechanical backups on control rods.

Meet the Belleville Washer: The Heavy-Duty Spring Hiding in Plain Sight

Ever wonder how industrial machines stay tightly bolted together under extreme heat and violent vibrations? Standard flat washers can’t handle it. That is where the Belleville washer comes in.

Also known as a coned-disc spring, this slightly cone-shaped washer acts like a heavy-duty mechanical spring. Instead of just sitting flat, it flexes under pressure to maintain constant tension on a bolt.

Here is why they are engineering lifesavers:

  • Absorbs Vibrations: They act like shock absorbers, keeping bolts from backing out.
  • Handles Extreme Heat: They expand and contract with temperature shifts to prevent joint loosening.
  • Saves Space: They support massive mechanical loads in a fraction of the space of a coil spring.
  • Customisable Power: You can stack them in different directions to multiply either their strength or their flexibility.

You can shop our full range of Belleville Washers online:

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Learn more about our D1400 & D1300 Circlips…

D1400 are External Circlips and D1300 are Internal Circlips, and are the most popular form of Standard Circlips.

The D1400 External Circlips are the same as DIN 471 External Circlips and are designed to be fitted on to shafts with grooves.

D1300 Internal Circlips are the same as DIN 472 Internal Circlips are are used within bores with grooves.

We stock these Circlips online in Carbon Spring Steel and Stainless Steel. However other bespoke materials can be quoted for, including Inconel, Titanium and Phosphor Bronze.

To order directly online, please follow this link below.

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Leading UK Supplier of Roll Pins

Caleb Components is one of the UK’s leading suppliers of high quality Roll Pins.

Roll Pins can also be known as Spring Tension Pins or Sellock Pins.

We offer the following range of Roll Pins (available to purchase directly online).

View our other range of Engineering Pins including Cotter Pins & Dowel Pins here.

Circlips for the Automotive Sector

We are one of the UK’s leading suppliers of Circlips, supplying the Automotive Industry for over 23 years.

Our range of Circlips include:

  • Metric Standard Circlips
  • Imperial Circlips
  • Heavy Duty Circlips
  • Inverted / Balanced Lug Circlips
  • Increased Abutment Circlips
  • Grip Rings
  • Crescent Rings

Our full range is available to buy directly online – simply follow the link below.

View our Circlips Online