Steel Carriage Bolt, Grade 2, Plain Finish, Square Neck, Round Head, Meets ASME B18.5/ASTM A307, 3-1/2" Length, Fully Threaded, #10-24 UNC Threads (Pack of 100)

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Product details

Management number 221122164 Release Date 2026/05/03 List Price $8.33 Model Number 221122164
Category

The grade 2 steel carriage bolt with plain finish has a square neck and round head and meets American Society of Mechanical Engineers ASME B18.5 and ASTM A307 specifications. Grade 2 steel, composed of either low or medium carbon steel, is often used in applications where toughness is the primary consideration. The square neck prevents the bolt from turning once installed, even when a nut is tightened. The round head has a domed shape.Carriage bolts, also called round head square neck bolts, are square-necked threaded fasteners commonly used in wood fastening applications. The bolt’s square neck prevents it from turning once installed using a nut.

  • Grade 2 steel is often used in applications where toughness is the primary consideration
  • Plain surface has no finish or coating
  • Square neck prevents the bolt from turning once installed, even when a nut is tightened
  • Round head has a domed shape
  • Meets ASME B18.5 and ASTM A307 specifications
UPC 082893810102
Brand Small Parts
Model 488014
Size Name #10-24
Unit Count 100.0 Count
Part Number B009YB4XB8
Thread Size #10-24
Thread Type Unc
Grade Rating Grade 2
Manufacturer Brighton Best
Thread Class 2A
Thread Style Right Hand
Fastener Size #10-12
Fastener Type Carriage Bolt
Item Hardness Grade 2
Material Type Alloy Steel
Exterior Finish Plain
Item Dimensions 3.5 inches
Number Of Items 100
Thread Coverage Fully Threaded
Screw Head Style Round
Manufacturer Grade Grade 2

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