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Thirty aluminum split pins with looped heads and paired tines in a clear bag

MIDWEST FASTENER CORP

MIDWEST FASTENER CORP 61257 Cotter Pins 30PK

SKU CH-QDS5-KYN3Z

Pack of 30 aluminum cotter pins for securing metal assemblies with split-pin reliability

  • Product typePins
  • 30 pins per pack for multiple fastening jobs
  • 1/8 inch by 2 inch aluminum resists corrosion
  • Split-pin design locks securely when tines are bent
  • New condition ensures full strength and clean threads
  • Manufacturer direct supply simplifies restocking

Purpose and audience

These aluminium cotter pins are designed to secure metal components by inserting the split pin through a hole and bending the two tines. They suit mechanics, fabricators and DIY users who need a simple, reliable fastening method for drilled shafts, clevis pins or castle nuts.

Replacement and upgrade context

The pack replaces loose or corroded pins in existing assemblies and provides a ready supply for recurring maintenance tasks. Buying the 30-piece quantity is worthwhile when a project or workshop goes through pins regularly enough that single purchases become inconvenient.

Fit and alternatives

The pins suit anyone who works with drilled fasteners and wants a corrosion-resistant aluminium option in a convenient count. Builders who need a different diameter, length or material such as steel should look at other listings.

How it compares

Measured against everything we stock in General Hardware & Accessories, at today’s prices. Recalculated every night.

Price $15.99
Cheaper than about 58% of the 2,607 comparable items (median $18.99).

Specifications

Product
Brand nameMIDWEST FASTENER
Product typePins

Questions about this item

What hole diameter do these 1/8" cotter pins fit?

The pins are sized for 1/8 inch holes, matching the diameter stated in the product title.

How do I correctly bend the tines after inserting the pin?

Insert the pin through the hole, then bend both tines outward in opposite directions to lock it securely.

When should I replace a cotter pin from this 30-pack?

Replace any pin if the tines show fatigue cracks, corrosion, or if the pin has been removed and re-bent multiple times.

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