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Structural assembly set UNC oversized thread ASME B18.2.6 Carbon or alloy steel ASTM F3125-A563 Hot dip galvanized Gr.A325 Type 1/Gr.DH oversized 1/2-13X3.1/2

  1. ART NR U04211.050.0350
  2. EAN 8715492881656
  3. UBB 500624086095
  4. UNSPSC 31162400

Price per 

Package: 25
Full Box only
Diameter (inch) 1/2
Length (L) (Inch - ft) 3.1/2
TPI 13
Class Gr.A325 Type 1/Gr.DH
Driving features Hexagon
Extra info oversized
Head shape Hexagon head
Material Carbon or alloy steel
Material technical ASTM F3125-A563
Thread direction Right
Surface treatment Hot dip galvanized
Thread Unified National Coarse
  • Oversized hot dip galvanized bolts and screws are manufactured with standard thread tolerance class 2A before coating.
  • After galvanizing they will therefore NOT fit into standard nuts or threaded holes with thread tolerance class 2B. Suitable nuts must be tapped oversized as per ASTM A563.
ASME B18.2.6
  1. Select other sizes


F 7/8
H 5/16
H1 31/64
LT (min.) 1
TPI 13