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NSN 5305-00-331-4851

Panel Assembly Fastener

About this product

Furnished with one rubber o ring.

Manufacturer part number 3M50-4-6 for national stock number 5305003314851.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-00-331-4851.

  • MPN or Model

    3M50-4-6

  • 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)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.443 inches and 0.510 inches
  • Fastener Length
    Between 0.828 inches and 0.875 inches
  • Head Style
    Flat countersunk undercut
  • Head Diameter
    Between 0.501 inches and 0.506 inches
  • Head Height
    Between 0.0652 inches and 0.0672 inches
  • Shoulder Diameter
    0.2641 inches first shoulder and 0.2651 inches first shoulder
  • Shoulder Length
    0.264 inches first shoulder and 0.286 inches first shoulder
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Countersink Angle
    100.0 degrees
  • Shoulder Shape
    Round first shoulder
  • Material
    Steel comp 4140 or steel comp 4340 or steel comp 8740 or steel comp 8735 or steel comp 4130
  • Material Specification
    Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-6049 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6758 military specification 5th material response
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416, type 2, cl 2 federal specification single treatment response
  • Thread Series Designator
    Unf
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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 5305003314851

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
3M50-4-6 Boeing Company, The
54267-4-6 Sps Technologies, Llc
HT41UA6 Hi-shear Corporation
HT409A4-6 Arconic Global Fasteners & Rings,
HT41UA6 Lisi Aerospace Canada Corp
54267-4-6 Sps Technologies Inc
HT409A4-6 Alcoa Global Fasteners, Inc.
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