McMaster-Carr logo
    For Copper Tube Size
    For Copper Tube Size
    click to learn more about
    For Rigid Conduit Trade Size
    For Rigid Conduit Trade Size
    3/8 
    1/2 
    3/4 
    1
    1 1/4
    1 1/2
    2
    2 1/2
    3
    3 1/2
    4
    4 1/2
    5
    6
    System of Measurement
    System of Measurement
    Inch
    Metric
    ID
    ID
    1/4"
    5/16"
    5/16" to 3/8"
    3/8"
    3/8" to 7/16"
    3/8" to 11/16"
    7/16" to 9/16"
    1/2"
    1/2" to 5/8"
    9/16"
    5/8"
    5/8" to 11/16"
    5/8" to 3/4"
    5/8" to 7/8"
    11/16"
    11/16" to 3/4"
    3/4"
    3/4" to 7/8"
    3/4" to 1 1/8"
    13/16"
    13/16" to 15/16"
    7/8"
    7/8" to 15/16"
    15/16"
    1"
    1" to 1 1/16"
    1" to 1 1/8"
    1" to 1 1/2"
    1 1/16"
    1 1/8"
    1 1/8" to 1 1/4"
    1 3/16"
    1 3/16" to 1 5/16"
    1 1/4"
    1 1/4" to 1 3/8"
    1 1/4" to 1 11/16"
    1 5/16"
    1 3/8"
    1 7/16"
    1 7/16" to 1 9/16"
    1 1/2"
    1 9/16"
    1 9/16" to 1 11/16"
    1 5/8"
    1 5/8" to 1 11/16"
    1 11/16"
    1 3/4"
    1 3/4" to 2 3/16"
    1 7/8"
    1 7/8" to 2"
    1 7/8" to 2 1/8"
    1 15/16"
    2"
    2" to 2 3/16"
    2 1/8"
    2 3/16"
    2 1/4"
    2 1/4" to 2 7/16"
    2 5/16"
    2 5/16" to 2 1/2"
    2 3/8"
    2 1/2"
    2 5/8"
    2 5/8" to 3"
    2 7/8"
    2 7/8" to 3 1/8"
    2 15/16"
    3"
    3 1/8"
    3 1/8" to 3 9/16"
    3 1/8" to 3 5/8"
    3 1/4"
    3 7/16"
    3 1/2"
    3 9/16"
    3 5/8"
    3 7/8"
    3 15/16"
    4"
    4" to 4 1/2"
    4 1/8"
    4 1/4"
    4 5/16"
    4 7/16"
    4 1/2"
    4 1/2" to 5"
    4 15/16"
    5"
    5 1/8"
    5 1/4"
    5 9/16"
    6 1/8"
    6 1/4"
    6 5/8"
    7 5/8"
    8 1/8"
    8 1/4"
    8 5/8"
    10 3/4"
    12 3/4"
    13"
    14"
    15"
    16"
    17"
    18"
    19"
    20"
    6 mm
    8 mm
    8 to 10 mm
    9 mm
    10 mm
    10 to 12 mm
    10 to 17 mm
    12 mm
    12 to 14 mm
    12 to 16 mm
    13 mm
    14 mm
    15 mm
    15 to 17 mm
    16 mm
    16 to 22 mm
    17 mm
    17 to 20 mm
    18 mm
    19 mm
    19 to 29 mm
    20 mm
    20 to 22 mm
    21 mm
    21 to 24 mm
    22 mm
    22 to 23 mm
    23 mm
    24 mm
    25 mm
    25 to 28 mm
    25 to 29 mm
    25 to 38 mm
    27 mm
    28 mm
    28 to 31 mm
    29 mm
    30 mm
    30 to 34 mm
    31 mm
    32 mm
    32 to 36 mm
    32 to 43 mm
    33 mm
    34 mm
    35 mm
    36 to 40 mm
    37 mm
    38 mm
    40 mm
    40 to 43 mm
    40 to 44 mm
    41 mm
    42 mm
    43 mm
    44 mm
    44 to 56 mm
    47 to 51 mm
    48 mm
    48 to 54 mm
    49 mm
    51 mm
    51 to 56 mm
    54 mm
    55 mm
    56 mm
    56 to 63 mm
    57 mm
    58 mm
    59 to 64 mm
    60 mm
    61 mm
    64 mm
    66 to 76 mm
    67 mm
    71 to 80 mm
    73 mm
    75 mm
    76 mm
    79 mm
    79 to 93 mm
    80 to 90 mm
    83 mm
    87 mm
    89 mm
    90 mm
    92 mm
    98 mm
    100 mm
    101 to 115 mm
    102 mm
    105 mm
    108 mm
    110 mm
    112 mm
    113 to 127 mm
    114 mm
    125 mm
    127 mm
    130 mm
    133 mm
    141 mm
    155 mm
    159 mm
    168 mm
    193 mm
    206 mm
    210 mm
    219 mm
    273 mm
    324 mm
    330 mm
    356 mm
    381 mm
    406 mm
    431 mm
    457 mm
    482 mm
    508 mm
    Nut Material
    Nut Material
    Steel
    Stainless Steel
    Plastic
    Mount Type
    Mount Type
    Strut Channel
    Clamp On
    Screw
    Screw Material
    Screw Material
    Steel
    Stainless Steel
    Mounting Location
    Mounting Location
    Strut Channel
    Beam
    Ceiling
    Threaded Rod
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    For EMT Conduit Trade Size
    For EMT Conduit Trade Size
    1/2 
    3/4 
    1
    1 1/4
    1 1/2
    2
    2 1/2
    3
    3 1/2
    4
    For IMC Conduit Trade Size
    For IMC Conduit Trade Size
    1/2 
    3/4 
    1
    1 1/4
    1 1/2
    2
    2 1/2
    3
    3 1/2
    4
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Comments
    E-mail address (if you would like a response)
    536 Products