Pins & Plungers

At MRO Hardware, a proud OneMonroe company, we offer a wide selection of industrial pins and plungers designed for precision, durability, and reliability. Whether you need spring plungers, dowel pins, quick-release pins, or ball plungers, our high-quality components ensure secure fastening and easy operation across various industrial applications.

Our industrial pins and plungers are manufactured from premium materials, including stainless steel, carbon steel, and alloy steel, to withstand heavy loads and demanding environments. Ideal for manufacturing, aerospace, automotive, and machinery applications, these fastening solutions help improve efficiency, alignment, and assembly processes.

At MRO Hardware, we are committed to providing top-tier industrial hardware backed by OneMonroe’s expertise and quality standards. Explore our extensive selection of pins and plungers today and find the right solution for your application.

Showing 465–480 of 803 results

Item Name
Country of Origin
Finish
Grip length
Handle Material
Type1
Price

5/16 X 2.00 4130 RING RAPID RE
USA
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Black Cast Aluminum
--
$10.20
$10.20 View Product
5/16 X 2.50 17-4 BUTTON RAPID
USA
--
--
Black Cast Aluminum
--
$8.51
$8.51 View Product
5/16 X 2.50 17-4 RING RAPID RE
USA
--
--
Black Cast Aluminum
--
$7.50
$7.50 View Product
5/16 X 3.00 17-4 RING RAPID RE
USA
--
--
Black Cast Aluminum
--
$9.48
$9.48 View Product
5/16 X 3.00 4130 BTTN RAPID RE
USA
--
--
Black Cast Aluminum
--
$10.00
$10.00 View Product
5/16 X 3.00 4130 RING RAPID RE
USA
--
--
Black Cast Aluminum
--
$10.00
$10.00 View Product
5/16 X 3.50 304SS BTTN RAPID R
USA
--
--
Black Cast Aluminum
--
$10.00
$10.00 View Product
5/16 X 3.50 4130 BTTN RAPID RE
USA
--
--
Black Cast Aluminum
--
$11.28
$11.28 View Product
5/16 X 3.50 4130 RING RAPID RE
USA
--
--
Black Cast Aluminum
--
$12.50
$12.50 View Product
5/16 X 4.00 17-4 RING RAPID RE
USA
--
--
Black Cast Aluminum
--
$8.68
$8.68 View Product
5/16 X 4.00 4130 BTTN RAPID RE
USA
--
--
Black Cast Aluminum
--
$11.55
$11.55 View Product
5/16 X 4.00 4130 RING RAPID RE
USA
--
--
Black Cast Aluminum
--
$11.55
$11.55 View Product
5/16 X 4.00-17-4 BUTTON RAPID
USA
--
--
Black Cast Aluminum
--
$10.00
$10.00 View Product
5/16″DIA.X 3 1/2″ LONG L-PINS
--
--
--
--
--
$5.00
$5.00 View Product
5/16X 3.00 17-4 BUTTON RAPID R
USA
--
--
Black Cast Aluminum
--
$8.75
$8.75 View Product
5/16X.50 304SS L-HNDL RAPID RE
USA
--
--
Black Cast Aluminum
--
$7.50
$7.50 View Product

MRO Hardware

24 Hour Live Sales Support

Pins & Plungers

5/16 X 2.00 4130 RING RAPID RE

5/16 X 2.50 17-4 BUTTON RAPID

5/16 X 2.50 17-4 RING RAPID RE

5/16 X 3.00 17-4 RING RAPID RE

5/16 X 3.00 4130 BTTN RAPID RE

5/16 X 3.00 4130 RING RAPID RE

5/16 X 3.50 304SS BTTN RAPID R

5/16 X 3.50 4130 BTTN RAPID RE

5/16 X 3.50 4130 RING RAPID RE

5/16 X 4.00 17-4 RING RAPID RE

5/16 X 4.00 4130 BTTN RAPID RE

5/16 X 4.00 4130 RING RAPID RE

5/16 X 4.00-17-4 BUTTON RAPID

5/16″DIA.X 3 1/2″ LONG L-PINS

5/16X 3.00 17-4 BUTTON RAPID R

5/16X.50 304SS L-HNDL RAPID RE

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MRO Hardware Support