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    PF11/PF12 Large Knob Spring-Loaded Screws - Unified Thread

    PF11/PF12 Large Knob Spring-Loaded Screws - Unified Thread

    PEM-b5a459

    Securely fasten metal sheets with PF11/PF12 Large Knob Spring-Loaded Screws - ANSI/ASTM compliant.

    $24.99
    $24.99
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    PF11/PF12 Large Knob Spring-Loaded Screws - Unified Thread

    PF11/PF12 Large Knob Spring-Loaded Screws - Unified Thread

    $24.99

    Quantity: 1

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    PF11/PF12 Large Knob Spring-Loaded Screws - Unified Thread

    PF11/PF12 Large Knob Spring-Loaded Screws - Unified Thread

    $24.99

    Quantity: 1

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    The PF11/PF12 Large Knob, Spring-Loaded Screws are engineered to provide a secure fastening solution for metal sheets and panels. With options for self-clinching, flaring, or floating mounting styles, these screws feature a shoulder on the retainer for a positive stop during installation. The knurled aluminum cap ensures a firm grip, complemented by the heat-treated carbon steel retainer, 400 series stainless steel screw, and 300 series stainless steel spring. Compliant with ANSI, ASTM, and industry-specific standards, these screws are ideal for applications requiring reliability, durability, and precise engineering.

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    Product Specifications

    Specifications A Shank Max
    .036 in
    Specifications Cad Supplier
    PennEngineering® (PEM®)
    Specifications Cad View
    Unfastened
    Specifications C Max
    .218 in
    Specifications Driver Size
    Slotted/#1; Phillips
    Specifications E 010
    .417 in
    Specifications Finish Knob
    Natural Finish
    Specifications Finish Retainer
    Bright Nickel over Copper Flash per ASTM B689
    Specifications Finish Screw
    Passivated and/or tested per ASTM A380
    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
    .290 in
    Specifications Hole Size In Sheet 0003 0000
    .219 in
    Specifications Material Knob
    Aluminum
    Specifications Material Retainer
    Heat-Treated Carbon Steel
    Specifications Material Screw
    400 Series Stainless Steel
    Specifications Material Spring
    300 Series Stainless Steel
    Specifications Min Dist Hole Cl To Edge
    .28 in
    Specifications Min Sheet Thickness
    .036 in
    Specifications P 025
    .120 in
    Specifications Screw Length Code
    2
    Specifications Standard Finish
    Knob - Natural FinishRetainer - Bright nickel over copper flash per ASTM B689Screw - Passivated and/or tested per ASTM A380Spring - Natural Finish
    Specifications T1 Nom
    .310 in
    Specifications T2 Nom
    .450 in
    Specifications Thread Code
    440
    Specifications Thread Size
    .112-40 (#4;-40)
    Specifications Thread Specification
    ANSI B1.1, 2A
    Specifications Type
    Knurled Cap - PF11