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NSN 5305-01-142-4873

Panel Assembly Fastener

About this product

Between 1.014 inches and 1.044 inches fastener length, flat countersunk head style, between 0.625 inches and 0.635 inches head diameter, shoulder diameter: 0.3271 inches first shoulder and 0.3276 inches first shoulder.

Manufacturer part number ST3M496-5-9 for national stock number 5305011424873.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-01-142-4873.

  • MPN or Model

    ST3M496-5-9

  • 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 0.492 inches
  • Fastener Length
    Between 1.014 inches and 1.044 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.625 inches and 0.635 inches
  • Shoulder Diameter
    0.3271 inches first shoulder and 0.3276 inches first shoulder
  • Shoulder Length
    0.426 inches first shoulder and 0.446 inches first shoulder
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.312 inches
  • Thready Qty Per Inch (tpi)
    24
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Shoulder Shape
    Round first shoulder
  • Material
    Steel comp xm-13
  • Material Specification
    Ams5629 assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unjf
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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 5305011424873

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
ST3M496-5-9 Boeing Company, The
HT4008-5-9 Hi-shear Corporation
HT4008-5-9 Sps Technologies, Llc
HT4008-5-9 Huck International, Inc.
HT4008-5-9 Arconic Global Fasteners & Rings,
ST3M496-5-9 Fastener Innovation Technology, Inc.
WC4008-5-9 West Coast Aerospace Inc
HT4008-5-9 Lisi Aerospace Canada Corp
HT4008-5-9 Huck Intl Inc
HT4008-5-9 Alcoa Global Fasteners, Inc.
Stock Check
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