Dayton Parts Hitch and Coupling Catalog

King Pins

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King Pins

All Wallace Forge King Pins are 100% American made.

Forged out of an AISI 8630 or 4320 material, depending on the model, Wallace Forge’s King Pins conform to all SAE and AAR standards. Every one of our King Pins is 100% Brinell hardness checked, magnetic particle inspected and weldable. Wallace Forge Company King Pin Information Standard SAE dimensional tolerances apply to all dimensions. King Pins are made from 8630 alloy steel and heat treated to 302-363 Brinell, unless otherwise noted. Wallace Forge King Pins will hold approximately 150,000 PSI ultimate and 115 PSI yield strength. ALL KING PINS ARE 100% BRINELL HARDNESS CHECKED, MAGNETIC PARTICLE INSPECTED, AND WELDABLE.

Rockwell reading may be different as there may be some surface carbonization.

A Style King Pins • Made from 8630 Alloy Steel • Available in 4320H Steel* These King Pins are also known as Mushroom King Pins.

Dimensions

Part # Model

Wt.

A B C D E 2084192 KP-25-A 0.38-0.58" 0.25" 1.289" 2.755" 3.305" 16 2084193 KP-31-A 0.38-0.58" 0.31" 1.289" 2.755" 3.305" 16 2084194 KP-38-A 0.38-0.58" 0.38" 1.289" 2.755" 3.305" 16 2084195 KP-50-A 0.38-0.58" 0.5" 1.289" 2.755" 3.305" 16 2084197 KP-62-A 0.38-0.58" 0.625" 1.289" 2.755" 3.305" 17 2084196 KP-75-A 0.38-0.58" 0.75" 1.289" 2.755" 3.305" 17

KP-25-A

*Minimum order for 4320H Steel 100 King Pins.

Wallace Forge King Pins are not for off the road equipment. Warning: The use of a lube plate alters the king pin dimensions from SAE standards and may prevent proper coupling.

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1-800-328-1203