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Flanged Hex Nut 40% Glass-Filled Polyurethane

Flanged Hex Nut 40% Glass-Filled Polyurethane Image 1

Isoplast flanged hex nuts are a type of high-strength plastic fastener used in applications requiring chemical resistance, impact resistance, and dimensional stability. They feature a built-in washer (flange) to distribute the clamping load over a larger area.

  • Material Properties: The material (often a 40% glass-filled grade) offers a high tensile strength of 27,000 psi (186 MPa), comparable to aluminum, and excellent impact resistance.
  • Resistance: It resists a wide range of chemicals (pH 2 to 14), has very low water absorption (0.11% weight after 24 hours), minimal creep, and good UV radiation resistance, making it suitable for industrial or marine environments.
  • Design: The flange design helps span oversized or poorly aligned holes and provides a more uniform bearing stress.
Part Number
Across The Flats
Across The Points
Flange OD
Threads
Qty.*
HFLN3/8-16I* .635 .555 .745 3/8-16
HFLN3/8-24I* .635 .555 .745 3/8-16
HFLN1/2-13I* .840 .730 1.000 1/2-13
HFLN1/2-20I* .840 .730 1.000 1/2-20
HFLN5/8-11I* 1.050 .920 1.250 5/8-11
HFLN3/4-10I* 1.285 1.120 1.950 5/8-11
HFLN1-8I* 1.750 1.475 2.000 1-8
Qty.*
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