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NSN 5305-01-239-3524

Panel Assembly Fastener

About this product

Between 0.952 inches and 0.999 inches fastener length, flat countersunk undercut head style, between 0.501 inches and 0.506 inches head diameter, head height: between 0.058 inches and 0.060 inches .

Manufacturer part number HT4020-4-8Y for national stock number 5305012393524.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-01-239-3524.

  • MPN or Model

    HT4020-4-8Y

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.442 inches and 0.509 inches
  • Fastener Length
    Between 0.952 inches and 0.999 inches
  • Head Style
    Flat countersunk undercut
  • Head Diameter
    Between 0.501 inches and 0.506 inches
  • Head Height
    Between 0.058 inches and 0.060 inches
  • Shoulder Diameter
    0.2802 inches first shoulder and 0.2807 inches first shoulder
  • Shoulder Length
    0.490 inches first shoulder and 0.510 inches first shoulder
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    125000 pounds per square inch
  • Countersink Angle
    100.0 degrees
  • Shoulder Shape
    Round first shoulder
  • Material
    Steel comp xm-13
  • Material Specification
    Ams5629 assn standard single material response
  • Surface Treatment
    Passivate
  • Thread Series Designator
    Unjf
More from these suppliers
Shoulder Screw

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.

Mechanic Bill explains Panel Assembly Fastener

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NSN 5305012393524

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4020-4-8Y Huck International, Inc.
3M902C4-8D Hi-shear Corporation
3M902C4-8D Lisi Aerospace Canada Corp
3M902C4-8D Sps Technologies, Llc
3M902C4-8D Alcoa Global Fasteners, Inc.
3M902C4-8D Fastener Innovation Technology, Inc.
11879C4-8D Reid Products Inc.
3M902C4-8D Boeing Company, The
3M902C4-8D Huck Intl Inc
HT4020-4-8Y Huck Intl Inc
HT4020-4-8Y Arconic Global Fasteners & Rings,
HT4020-4-8Y Sps Technologies, Llc
HT4020-4-8Y Alcoa Global Fasteners, Inc.
HT4020-4-8Y Hi-shear Corporation
3M902C4-8D Huck International, Inc.
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