McMaster-Carr logo
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Comments
    E-mail address (if you would like a response)
    22 Products

    Drop-In T-Slot Nuts

    Install these nuts from the top of the T-slot track and secure with a quarter turn to anchor clamps and workpieces. Also known as quarter-turn T-slot nuts.
    Inch
    Image of Product. Front orientation. Contains Annotated. T-Slot Nuts. Drop-In T-Slot Nuts.
    Fully Threaded—Fully threaded nuts allow a stud to extend beyond the bottom of the nut.
    Partially Threaded—Partially threaded nuts keep studs from traveling past the bottom of the nut and damaging your table.
    Base
    Fully Threaded
    Partially
    Threaded
    For Slot
    Wd.
    Thread
    Size
    Wd.
    Ht.
    Overall
    Ht.
    Each
    Each
    Black-Oxide Steel
    5/16"1/4"-20
    33/64"15/64"25/64"00000000000000———0
    3/8"5/16"-18
    19/32"15/64"15/32"00000000000000———0
    7/16"3/8"-16
    7/16"13/64"1/2"000000000000000000000000000
    1/2"3/8"-16
    1/2"17/64"1/2"00000000000000000000000000
    9/16"1/2"-13
    9/16"21/64"5/8"00000000000000000000000000
    5/8"1/2"-13
    5/8"21/64"5/8"00000000000000000000000000
    11/16"5/8"-11
    11/16"27/64"3/4"00000000000000000000000000
    3/4"5/8"-11
    3/4"29/64"3/4"00000000000000000000000000
    1"3/4"-10
    1"39/64"1"00000000000000000000000000
     
    Metric
    Image of Product. Front orientation. Contains Annotated. T-Slot Nuts. Drop-In T-Slot Nuts.
    Fully Threaded—Fully threaded nuts allow a stud to extend beyond the bottom of the nut.
    Base,
    mm
    Fully Threaded
    For Slot
    Wd., mm
    Thread Size
    Wd.
    Ht.
    Overall
    Ht., mm
    Each
    Black-Oxide Steel
    8M6 × 1 mm1361000000000000000
    10M8 × 1.25 mm156120000000000000
    12M10 × 1.5 mm187140000000000000
    14M12 × 1.75 mm228160000000000000
    16M14 × 2 mm2591800000000000000
    18M16 × 2 mm28102000000000000000
     
    back to top