New Arrivals/Restock

A325 Structural Bolts, 1/2"-13 x 4-1/4", Steel, Plain Finish by LRKD Industries

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Product details

Management number 211255819 Release Date 2026/04/04 List Price $36.00 Model Number 211255819
Category

These are US-made hex bolts, specifically structural bolts of type A325. They feature a large hex head, made of steel with a plain, unplated finish. The threads are coarse, with a diameter of 1/2" and 13 threads per inch. The length is 4-1/4", with a tolerance of +0.00" / -0.12". They are structural bolts, with a right-hand thread direction, and are of Type 1. The head style is hex, driven by an external hex, with a head height of 0.302" - 0.323". The width across the flats is 7/8". They are not fully threaded, with a minimum thread length of 1" and a minimum body length of 3.06". They conform to the ASME B18.2.6 dimensional standard.

  • Measurement Unit: US
  • Category: Hexagonal Bolts
  • Subcategory: Structural Bolts A325
  • Material: Steel
  • Finish: Plain, Unplated
  • Thread Density: Coarse
  • Diameter: 1/2 Inch
  • Thread Count: 13
  • Length: 4-1/4 Inches
  • Length Tolerance: +0.00" / -0.12"
  • Structural: Yes
  • Thread Direction: Right Hand
  • Bolt Type: Type 1
  • Head Style: Hexagonal
  • Drive Type: External Hex
Brand lrkd industries
Color silver
Metal Type Alloy Steel
Item Length 4.25 Inches
Finish Types Plain
Manufacturer LRKD Industries
Item Diameter 0.5 Inches
Material Type Alloy Steel
Exterior Finish Unfinished
Screw Head Style Hex

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