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Counterbore Screws, Superalloy (Inconel, Hastelloy, Alloy 20)

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

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Search Results Sponsored by Metric Threaded Products, Inc., your source for 12 Point Flange Screws. For more results, visit   www.metric-threaded.com
SupplierLocTypeMaterialFinishSizeDescriptionQty 
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-32 2632
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-14 3833
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9558-13 3295
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9554-04 ()3020
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9556-14 1246
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-10 27633
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9558-30 943
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9556-07 1545
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-22 1355
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9556-13 576
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-07 675
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-20 980
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-17 625
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-11 235
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9556-22 450
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-36 220
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9558-20 1639
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9556-08 14750
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GLFOH12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain5/16-18 x 3/45/16-18x3/4 12-pt flange bolt 17-4 ph s/s b18.2.1 () () ()306,000
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GLFOH12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain3/8-24 x 23/8-24x2 12-pt flange bolt 17-4 ph s/s b18.2.1 () () ()49,000
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GLFOH12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain5/8-18 x 8 1/45/8-18x8-1/4 12-pt flange bolt 17-4 ph s/s b18.2.1 () () ()1,000
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GLFOH12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain5/8-18 x 6 3/45/8-18x6-3/4 12-pt flange bolt 17-4 ph s/s b18.2.1 () () ()15,000
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GLFOH12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)PlainMS9557-12 b18.2.1 () () ()10,000
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GLFOH12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain5/8-11 x 25/8-11 x 2 12-pt flange bolt 17-4 ph s/s72,000
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GLFOH12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain1/2-13 x 3 1/21/2-13 x 3-1/2 12-pt flange bolt 17-4 ph s/s100,000
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-12 10590
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9556-09 527
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-09 6
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9555-08 27
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9558-08 12
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-44 10
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-21 8
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9556-16 8
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-28 2
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-29 1
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9558-12 19
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-13 991
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9556-10 229
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OptimasIL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain3/8-24 x 2 1/23/8-24x2-1/2 12-point counterbore screw astm a286 per drawing ppap4212
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9558-21 50
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CenturyFL12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9558-18 50
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CenturyNY12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9556-0813350
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CenturyNY12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-08 bolt machine1924
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CenturyNY12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainscrew dbl hex machine ms9555-05200
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CenturyNY12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-109732
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CenturyNY12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plainms9557-1216952
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RapidNY12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)PlainMS21279-1711
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ParkerAZ12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Passivated7/16 -20 X 1.116 12 PT. FLANGE SCREW - IFI-115 0.741 THREAD A286 HARDENED PASSIVATE PER NASM21250-07-006 EXCEPT MATERIAL made in u.s.a.190
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ParkerAZ12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Passivated7/16 -20 X 1.116 12 PT. FLANGE SCREW - IFI-115 0.741 THREAD A286 HARDENED PASSIVATE PER NASM21250-07-006 EXCEPT MATERIAL made in u.s.a.190
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System 22PA12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain1/2-20 x 3inconel 71811
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System 22PA12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Silver Plated5/8-18 x 1 1/2inconel 71815
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System 22PA12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain1/2 x 2 1/2inconel 71850
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System 22PA12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Silver Plated1/2-20 x 2 1/2inconel 71830
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System 22PA12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain1/2-13 x 3inconel 71830
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System 22PA12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain1/2 x 3inconel 71830
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AIHAZ12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plaindouble hex bolt inconel3402
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