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1/2 Jam Screws, Hollow Lock Screws

Hex socket jam screws, sometimes called hollow lock screws, are used to tighten springs into tapped holes. The hex socket extends the length of the inside of the screw and allows for inspection of the locked part.

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

Buy Jam Screws, Hollow Lock Screws from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
ASMCILSocket Jam Screw (Hollow Lock Screw)SteelPlain1/2-13 x 1/4coarse locking jam146
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OlanderCASocket Jam Screw (Hollow Lock Screw)SteelPlain1/2-13 x 1/41/2-13 x 1/4 soc jam scr alloy () ()23
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Set ScrewILSocket Jam Screw (Hollow Lock Screw)SteelBlack Oxide1/2-13 x 1/4hex socket jaminquire
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Set ScrewILSocket Jam Screw (Hollow Lock Screw)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-20 x 1/41/2-20 x 1/4 18-8 stainless steel hex socket jam screw per print r99-14inquire
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LibertyILSocket Jam Screw (Hollow Lock Screw)SteelPlain1/2-13 x 1/4socket jam50
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KomarARSocket Jam Screw (Hollow Lock Screw)SteelPlain1/2-13 x 1/4 socket hollow lock jam screw90
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Setko FasILSocket Jam Screw (Hollow Lock Screw)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-20 x 1/41/2-20x1/4 stainless steel hex socket jam screw dfars384
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Setko FasILSocket Jam Screw (Hollow Lock Screw)SteelPlain1/2-20 x 1/41/2-20x1/4 alloy hex socket jam screw dfars2027
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DeltaTXSocket Jam Screw (Hollow Lock Screw)SteelPlain1/2-20soc jam screw alloy nf 1/2-2047
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