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    48 Products

    Internally-Threaded Stainless Steel Hex-Drive Shoulders for Bolts

    Image of Product. Back orientation. Shoulder Screws. Internally-Threaded Stainless Steel Hex-Drive Shoulders for Bolts.
    Create unique solutions for precise spacing and alignment. Thread onto a stud to create a custom-length shoulder screw or a bolt when a tapped hole isn't available. Also known as shoulder nuts.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these screws won't rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    Head
    Each
    Shoulder
    Lg.
    Thread
    Size
    Thread
    Dp.
    Dia.
    Ht.
    Drive
    Size
    Tensile Strength,
    psi
    Material Certificate
    Form
    1-4
    5-Up
    18-8 Stainless Steel
     
    1/4" Diameter Shoulder (-0.004" to -0.002" Tolerance)
    1/2"4-40
    		1/4"3/8"3/16"1/8"70,000—0000000000000000000
    3/4"4-40
    		1/4"3/8"3/16"1/8"70,000—00000000000000000
    1"4-40
    		1/4"3/8"3/16"1/8"70,000—00000000000000000
    1 1/4"4-40
    		1/4"3/8"3/16"1/8"70,000—00000000000000000
    1 1/2"4-40
    		1/4"3/8"3/16"1/8"70,000—00000000000000000
    2"4-40
    		1/4"3/8"3/16"1/8"70,000—000000000000000000
     
    5/16" Diameter Shoulder (-0.004" to -0.002" Tolerance)
    1/2"6-32
    		1/4"7/16"7/32"5/32"70,000—00000000000000000
    3/4"6-32
    		1/4"7/16"7/32"5/32"70,000—00000000000000000
    1"6-32
    		1/4"7/16"7/32"5/32"70,000—00000000000000000
    1 1/4"6-32
    		1/4"7/16"7/32"5/32"70,000Digital
    		00000000000000000
    1 1/2"6-32
    		1/4"7/16"7/32"5/32"70,000—00000000000000000
    2"6-32
    		1/4"7/16"7/32"5/32"70,000—000000000000000000
     
    3/8" Diameter Shoulder (-0.004" to -0.002" Tolerance)
    1/2"8-32
    		1/4"9/16"1/4"3/16"70,000—00000000000000000
    3/4"8-32
    		1/4"9/16"1/4"3/16"70,000—00000000000000000
    1"8-32
    		1/4"9/16"1/4"3/16"70,000—00000000000000000
    1 1/4"8-32
    		1/4"9/16"1/4"3/16"70,000—00000000000000000
    1 1/2"8-32
    		1/4"9/16"1/4"3/16"70,000—000000000000000000
    2"8-32
    		1/4"9/16"1/4"3/16"70,000—0000000000000000000
     
    1/2" Diameter Shoulder (-0.004" to -0.002" Tolerance)
    1/2"10-32
    		1/4"3/4"5/16"1/4"70,000—00000000000000000
    3/4"10-32
    		1/4"3/4"5/16"1/4"70,000—00000000000000000
    1"10-32
    		1/4"3/4"5/16"1/4"70,000—000000000000000000
    1 1/4"10-32
    		1/4"3/4"5/16"1/4"70,000—0000000000000000000
    1 1/2"10-32
    		1/4"3/4"5/16"1/4"70,000—0000000000000000000
    2"10-32
    		1/4"3/4"5/16"1/4"70,000—0000000000000000000
     
    Shoulder Shims
    Image of ProductInUse. Front orientation. Contains Annotated. Shims. Shoulder Shortening.

    Shoulder

    Shortening

    Image of Product. Front orientation. Shims.
    Shoulder Shortening—Pare down the shoulder on screws or tighten the screw's hold. Stack multiple shims to get the exact spacing you need.
    Shoulder Shortening
    Thk.
    For Screw
    Size
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
     
    For 1/4" Diameter Shoulder
    0.005"No. 10
    		5000000000000000
    0.01"No. 10
    		10000000000000000
    0.016"No. 10
    		5000000000000000
    0.02"No. 10
    		500000000000000
    0.03"No. 10
    		5000000000000000
    0.06"No. 10
    		250000000000000
     
    For 5/16" Diameter Shoulder
    0.005"1/4"
    		500000000000000
    0.01"1/4"
    		250000000000000
    0.016"1/4"
    		250000000000000
    0.02"1/4"
    		250000000000000
    0.03"1/4"
    		10000000000000000
    0.06"1/4"
    		250000000000000
     
    For 3/8" Diameter Shoulder
    0.005"5/16"
    		250000000000000
    0.01"5/16"
    		2500000000000000
    0.016"5/16"
    		2500000000000000
    0.02"5/16"
    		250000000000000
    0.03"5/16"
    		5000000000000000
    0.06"5/16"
    		250000000000000
     
    For 1/2" Diameter Shoulder
    0.005"3/8"
    		250000000000000
    0.01"3/8"
    		2500000000000000
    0.016"3/8"
    		2500000000000000
    0.02"3/8"
    		2500000000000000
    0.03"3/8"
    		5000000000000000
    0.06"3/8"
    		250000000000000
     
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