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    PEM Large Knob PF12M Spring-Loaded Screw - Unified Thread

    PEM Large Knob PF12M Spring-Loaded Screw - Unified Thread

    PEM-886176

    PEM Large Knob PF12M Spring-Loaded Screw: Reliable, high-quality fastening with smooth cap design. Ideal for .250-20 threads.

    $12.99
    $12.99
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    PEM Large Knob PF12M Spring-Loaded Screw - Unified Thread

    PEM Large Knob PF12M Spring-Loaded Screw - Unified Thread

    $12.99

    Quantity: 1

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    PEM Large Knob PF12M Spring-Loaded Screw - Unified Thread

    PEM Large Knob PF12M Spring-Loaded Screw - Unified Thread

    $12.99

    Quantity: 1

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    The PEM Large Knob PF12M Spring-Loaded Screw is designed with a shoulder on the retainer for a secure installation stop. This fastener comes with a smooth cap, ideal for a thread size of .250-20 and is constructed with high-quality materials such as aluminum knob, heat-treated carbon steel retainer, screw, and 300 series stainless steel spring. With finishes that meet ASTM standards and dimensions suited for various sheet thicknesses, this knob ensures reliability and durability in fastening applications.

    Product Specifications

    Specifications A Max
    .036 in
    Specifications Cad Supplier
    PennEngineering® (PEM®)
    Specifications Cad View
    Unfastened
    Specifications C Max
    .374 in
    Specifications Driver Size
    Slotted/#3; Phillips
    Specifications E 010
    .575 in
    Specifications Finish Knob
    Natural Finish
    Specifications Finish Retainer
    Bright Nickel over Copper Flash per ASTM B689
    Specifications Finish Screw
    Zinc plated per ASTM B633, SC1 (5µm), Type III, colorless
    Specifications Finish Spring
    Natural Finish
    Specifications For Use In Sheet Hardness
    HRB 80 or Less (Hardness Rockwell “B” Scale) / HB 150 or Less (Hardness Brinell)
    Specifications G 025
    .350 in
    Specifications Hole Size In Sheet 0003 0000
    .375 in
    Specifications Material Knob
    Aluminum
    Specifications Material Retainer
    Heat-Treated Carbon Steel
    Specifications Material Screw
    Heat-Treated Carbon Steel
    Specifications Material Spring
    300 Series Stainless Steel
    Specifications Min Dist Hole Cl To Edge
    .460 in
    Specifications Min Sheet Thickness
    .036 in
    Specifications P 025
    .060 in
    Specifications Screw Length Code
    1
    Specifications T1 Nom
    .530 in
    Specifications T2 Nom
    .790 in
    Specifications Thread Code
    0420
    Specifications Thread Size
    .250-20 (1/4-20)
    Specifications Thread Specification
    ANSI B1.1, 2A
    Specifications Type
    Smooth Cap - PF12M