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NSN 5305-00-346-3256

Panel Assembly Fastener

About this product

Between 2.454 inches and 2.484 inches fastener length, flat countersunk head style, between 0.464 inches and 0.507 inches head diameter, shoulder diameter: 0.264 inches first shoulder and 0.265 inches first shoulder.

Manufacturer part number NAS1704-32 for national stock number 5305003463256.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-00-346-3256.

  • MPN or Model

    NAS1704-32

  • 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 0.444 inches and 0.494 inches
  • Fastener Length
    Between 2.454 inches and 2.484 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.464 inches and 0.507 inches
  • Shoulder Diameter
    0.264 inches first shoulder and 0.265 inches first shoulder
  • Shoulder Length
    1.990 inches first shoulder and 2.010 inches first shoulder
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Hardness Rating
    36.0 rockwell c and 40.0 rockwell c
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Shoulder Shape
    Round first shoulder
  • Material
    Steel comp 4130 or steel comp 4140 or steel comp e4340 or steel comp 8735 or steel comp 8740
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Qq-p-416, type 2, cl 3 federal specification all treatment responses
  • Thread Series Designator
    Unjf
  • Specification Data
    80205-nas1704 professional/industrial association standard
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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 5305003463256

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1704-32 National Aerospace Standards
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