
Heat treated steel standard dowel pins are precision locating pins designed to accurately align, position, and retain mating components in mechanical assemblies. Their precision-ground cylindrical profile provides repeatable alignment for tooling, fixtures, dies, molds, machinery, and production equipment. Standard dowel pins are widely used wherever consistent positioning and reliable component registration are essential to assembly performance.
Manufactured from heat treated steel, these dowel pins are intended for demanding industrial mechanical applications requiring durable locating components. They are commonly specified for machine tools, automation equipment, fixtures, jigs, molds, dies, conveyors, indexing mechanisms, maintenance repairs, and OEM manufacturing. Standard dowel pins provide a simple, compact method of maintaining alignment between mating parts without the use of threaded fasteners.
Proper dowel pin selection should consider pin diameter, overall length, receiving hole dimensions, fit requirements, mating materials, installation method, and service conditions. Individual product pages provide verified pin diameter, overall length, and additional engineering dimensions where available to assist engineers and purchasing professionals in selecting the correct locating pin.
Cold Headers supplies heat treated steel standard dowel pins in a broad range of inch diameters and lengths, including standard, uncommon, and difficult-to-source configurations. Our catalog is organized to simplify exact-size sourcing while providing consistent engineering information across every product family.
Begin by confirming the required pin diameter and overall length. Review the receiving hole dimensions, fit requirements, mating materials, installation method, and service conditions before selecting a dowel pin. Final product selection should reflect the alignment accuracy and functional requirements of the completed assembly.
Cold Headers Inc. has supplied specialty industrial fasteners since 1962. Our catalog helps engineers, distributors, maintenance professionals, and purchasing teams locate exact sizes, uncommon lengths, and difficult-to-find standard dowel pins without unsupported inventory claims.
Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.
Item # |
Item Name |
Diameter |
Length |
Material |
Quantity |
List Price (per 100 pieces) |
|---|---|---|---|---|---|---|
| 7/16 x 7/8 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 7/8 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 7/8 in | N/A Heat Treated Steel | N/A 100 | $85.00 |
| 7/16 x 1 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 1 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 1 in | N/A Heat Treated Steel | N/A 100 | $75.00 |
| 7/16 x 1 1/4 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 1 1/4 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 1 1/4 in | N/A Heat Treated Steel | N/A 100 | $80.00 |
| 7/16 x 1 1/2 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 1 1/2 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 1 1/2 in | N/A Heat Treated Steel | N/A 100 | $85.00 |
| 7/16 x 1 3/4 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 1 3/4 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 1 3/4 in | N/A Heat Treated Steel | N/A 100 | $95.00 |
| 7/16 x 2 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 2 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 2 in | N/A Heat Treated Steel | N/A 100 | $99.00 |
| 7/16 x 2 1/4 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 2 1/4 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 2 1/4 in | N/A Heat Treated Steel | N/A 100 | $125.00 |
| 7/16 x 2 1/2 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 2 1/2 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 2 1/2 in | N/A Heat Treated Steel | N/A 100 | $130.00 |
| 7/16 x 2 3/4 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 2 3/4 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 2 3/4 in | N/A Heat Treated Steel | N/A 100 | $160.00 |
| 7/16 x 3 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 3 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 3 in | N/A Heat Treated Steel | N/A 100 | $150.00 |
| 7/16 x 3 1/4 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 3 1/4 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 3 1/4 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 7/16 x 3 1/2 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 3 1/2 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 3 1/2 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 7/16 x 4 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 4 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 4 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 7/16 x 4 1/2 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 4 1/2 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 4 1/2 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 7/16 x 5 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 5 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 5 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 7/16 x 6 SSDP Heat-Treated | N/A 7/16 Inch (in) Diameter and 6 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 7/16 in | N/A 6 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 1/2 x 3/16 SSDP Heat-Treated | N/A 1/2 Inch (in) Diameter and 3/16 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 1/2 in | N/A 3/16 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 1/2 x 1/4 SSDP Heat-Treated | N/A 1/2 Inch (in) Diameter and 1/4 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 1/2 in | N/A 1/4 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 1/2 x 5/16 SSDP Heat-Treated | N/A 1/2 Inch (in) Diameter and 5/16 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 1/2 in | N/A 5/16 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 1/2 x 3/8 SSDP Heat-Treated | N/A 1/2 Inch (in) Diameter and 3/8 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 1/2 in | N/A 3/8 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 1/2 x 7/16 SSDP Heat-Treated | N/A 1/2 Inch (in) Diameter and 7/16 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 1/2 in | N/A 7/16 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 1/2 x 1/2 SSDP Heat-Treated | N/A 1/2 Inch (in) Diameter and 1/2 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 1/2 in | N/A 1/2 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 1/2 x 5/8 SSDP Heat-Treated | N/A 1/2 Inch (in) Diameter and 5/8 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 1/2 in | N/A 5/8 in | N/A Heat Treated Steel | N/A 100 | Call or Email for Pricing |
| 1/2 x 3/4 SSDP Heat-Treated | N/A 1/2 Inch (in) Diameter and 3/4 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 1/2 in | N/A 3/4 in | N/A Heat Treated Steel | N/A 100 | $55.00 |
| 1/2 x 7/8 SSDP Heat-Treated | N/A 1/2 Inch (in) Diameter and 7/8 Inch (in) Length Heat Treated Steel Standard Dowel Pin | N/A 1/2 in | N/A 7/8 in | N/A Heat Treated Steel | N/A 100 | $70.00 |