FCH News

3/4 Counterbore Screws (ASME B18. 2.1)

12-point Flange Screws, Counterbore Screws,  Ferry Head Cap Screws or Counterbore Screws, feature a 12 point head and a flanged bearing surface. Usually fully threaded, the 12-point design provides for higher tightening torque, without edge rounding and they are covered under ASME Standard B18.2.1

30 results, (click on any line for more information)

Search Results Sponsored by Metric Threaded Products, Inc., your source for 12 Point Flange Screws. For more results, visit   www.metric-threaded.com
SupplierLocTypeMaterialFinishSizeDescriptionQty 
Buy Counterbore Screws from one of our FCH Network Members
GLFOH12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain3/4-16 x 4 1/23/4-16x4-1/2 12-pt flange bolt 17-4 ph s/s b18.2.1 () () ()50
    Contact_Supplier
BHAMAL12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 3 1/23/4-10x3-1/2 12 point counterbore bolt b18.2.120
    Contact_Supplier
BHAMAL12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 1 1/23/4-10x1-1/2 12 point counterbore bolt b18.2.1197
    Contact_Supplier
AbabaCA12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 63/4-10 x 6 inch 12 point cap screw alloy b18.2.123
    Contact_Supplier
AbabaCA12 Point Flange Screw (CounterBore)SteelPlain3/4-16 x 1 1/23/4-16 x 1 1/2 12 point cap screw alloy b18.2.125
    Contact_Supplier
AbabaCA12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 3 1/23/4-10 x 3 1/2 12 point cap screw alloy b18.2.120
    Contact_Supplier
AbabaCA12 Point Flange Screw (CounterBore)SteelPlain3/4-16 x 103/4-16 x 10 12 point cap screw alloy b18.2.110
    Contact_Supplier
AbabaCA12 Point Flange Screw (CounterBore)SteelPlain3/4-16 x 3 1/23/4-16 x 3 1/2 12 point cap screw alloy b18.2.112
    Contact_Supplier
ASMCIL12 Point Flange Screw (CounterBore)SteelPlain3/4-16 x 1 1/23/4-16x1 1/2 fine 12-point flange screw alloy pln b18.2.115
    Contact_Supplier
ASMCIL12 Point Flange Screw (CounterBore)SteelPlain3/4-16 x 2 1/43/4-16x2 1/4 fine 12-point flange screw alloy pln b18.2.115
    Contact_Supplier
ASMCIL12 Point Flange Screw (CounterBore)SteelPlain3/4-16 x 2 1/23/4-16x2 1/2 fine 12-point flange screw alloy pln b18.2.115
    Contact_Supplier
ASMCIL12 Point Flange Screw (CounterBore)SteelPlain3/4-16 x 3fine 12-point fl/b b18.2.144
    Contact_Supplier
ASMCIL12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 3 3/43/4-10x3 3/4 coarse 12-point flange screw alloy pln b18.2.115
    Contact_Supplier
QFCTX12 Point Flange Screw (CounterBore)SteelZinc/Clear3/4-10 x 23/4-10x2 ferry head c/s 170ksi mech zinc mtrs must show hrc 37-45 and chemistry b18.2.174
    Contact_Supplier
General FMI12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 2 3/43/4-10x2.75 12 pt ctbr scr b18.2.1900
    Contact_Supplier
OSSCORI12 Point Flange Screw (CounterBore)Grade 8Plain3/4-10 x 43/4-10x4 ferry ctrbore cap screw gr8 b18.2.130
    Contact_Supplier
QFCTX12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 2 1/23/4-10x2 1/2 ferry head c/s 170ksi plain mtrs showing hrc 37-45 and chemistry reqd b18.2.12
    Contact_Supplier
QFCTX12 Point Flange Screw (CounterBore)SteelZinc/Clear3/4-10 x 2 1/23/4-10x2 1/2 ferry cap screw 170ksi mech zinc mtrs showing hrc 37-45 and chemistry reqd b18.2.180
    Contact_Supplier
THRDFASTOK12 Point Flange Screw (CounterBore)SteelPlain3/4nf-16x3 12 pt counterbore screw b18.2.1110
    Contact_Supplier
THRDFASTAL12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 3 1/212 pt counterbore screw b18.2.130
    Contact_Supplier
WSBKY12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 8q/screw 12pt flange st (xyl) 3/4-10x8 b18.2.113
    Contact_Supplier
WSBKY12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 3 1/2screw countrbr 12pt all 3/4-10x3 1/2 b18.2.1712
    Contact_Supplier
WSBKY12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 3 1/4screw 12pt flange alloy (pl) 3/4-10x3 1/4 b18.2.1100
    Contact_Supplier
WSBKY12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 4screw 12pt flange alloy (pl) 3/4-10x4 b18.2.1441
    Contact_Supplier
WSBKY12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 4screw 12pt flange alloy (pl) 3/4-10x4 b18.2.1347
    Contact_Supplier
All SizeTX12 Point Flange Screw (CounterBore)SteelPlain3/4-16 x 2 3/43/4-16 x 2 3/4 12 point flange bolt plain b18.2.1115
    Contact_Supplier
All SizeTX12 Point Flange Screw (CounterBore)SteelPlain3/4-16 x 3 1/23/4-16 x 3 1/2 12 point flange bolt plain b18.2.134
    Contact_Supplier
All SizeTX12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 2 3/43/4-10 x 2 3/4 12 point flange bolt plain b18.2.1177
    Contact_Supplier
All SizeTX12 Point Flange Screw (CounterBore)SteelPlain3/4-10 x 1 1/23/4-10 x 1 1/2 12 point flange bolt plain b18.2.1160
    Contact_Supplier
All SizeTX12 Point Flange Screw (CounterBore)SteelPlain3/4-16 x 2 1/43/4-16 x 2 1/4 12 point flange bolt plain b18.2.112
    Contact_Supplier

Trademarks identified with products listed on this website are the property of their respective owners, not FastenersClearingHouse.com.