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    13 Products

    Lathe Chuck Jaw Nuts

    Secure jaws to a CNC lathe chuck with industry standard 1.5 mm × 60° serrations or wider 3 mm × 60° serrations.
    Jaw Nuts with Metric Threads
    Image of Product. Front orientation. Contains Annotated. Lathe Chuck Jaw Nuts.
    M6 Threads, M8 Threads, M10 Threads, M12 Threads, M16 Threads, and M20 Threads—Jaw nuts with M6, M8, M10, M12, M16, and M20 threads fit most chucks made by Kitagawa, LMC, Samchully, Seoam, Auto Strong, and other brands.
    M14 Threads—Jaw nuts with inch and M14 threads fit most chucks made by Matsumoto.
    Base
    For Lathe
    Chuck Dia.
    For Slot
    Wd.
    Thread Size
    Ht.
    Lg.
    Wd.
    Overall
    Ht.
    For Serration
    Size
    Mounting Hole
    Ctr.-to-Ctr.
    Material
    Each
    4"0.315"M6 × 1 mm11/64"61/64"29/64"17/32"1.5 mm × 60°0.591"Steel0000000000000
    5"0.392"M8 × 1.25 mm7/32"1 11/64"35/64"39/64"1.5 mm × 60°0.713"Steel000000000000
    6"0.472"M10 × 1.5 mm19/64"1 13/32"11/16"23/32"1.5 mm × 60°0.787"Steel000000000000
    8"0.551"M12 × 1.75 mm11/32"1 27/32"13/16"13/16"1.5 mm × 60°0.984"Steel000000000000
    10"0.63"M12 × 1.75 mm11/32"1 63/64"7/8"27/32"1.5 mm × 60°1.181"Steel000000000000
    12"0.705"M14 × 2 mm17/32"2 3/16"1 1/8"1 11/64"1.5 mm × 60°1.26"Steel000000000000
    12"0.827"M16 × 2 mm29/64"2 9/16"1 5/32"1 3/32"1.5 mm × 60°1.181"Steel000000000000
    15"0.866"M20 × 2.5 mm21/32"3 5/32"1 5/16"1 51/64"1.5 mm × 60°1.693"Steel000000000000
    21", 24"0.982"M20 × 2.5 mm11/16"3 59/64"1 7/16"2 1/16"3 mm × 60°2.36"Steel000000000000
    Jaw Nuts with Inch Threads
    Image of Product. Front orientation. Contains Annotated. Lathe Chuck Jaw Nuts.
    Jaw nuts with inch and M14 threads fit most chucks made by Matsumoto.
    Base
    For Lathe
    Chuck Dia.
    For Slot
    Wd.
    Thread
    Size
    Ht.
    Lg.
    Wd.
    Overall
    Ht.
    For Serration
    Size
    Mounting Hole
    Ctr.-to-Ctr.
    Material
    Each
    6"0.432"5/16"-18
    9/32"1 9/16"11/16"25/32"1.5 mm × 60°0.984"Steel0000000000000
    8"0.551"7/16"-14
    21/64"1 3/4"51/64"7/8"1.5 mm × 60°0.984"Steel000000000000
    10"0.629"1/2"-13
    5/16"2 3/64"57/64"57/64"1.5 mm × 60°1.26"Steel000000000000
    15"0.865"3/4"-10
    49/64"3 9/64"1 21/64"1 35/64"3 mm × 60°1.96"Steel000000000000
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