1-321-802-5889

NSN 5305-00-177-5736

Panel Assembly Fastener

About this product

Between 2.015 inches and 2.062 inches fastener length, flat countersunk head style, between 0.502 inches and 0.507 inches head diameter, shoulder length: 1.450 inches first shoulder and 1.472 inches first shoulder.

Manufacturer part number NAS1704-25 for national stock number 5305001775736.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-00-177-5736.

  • MPN or Model

    NAS1704-25

  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3a
  • Thread Length
    Between 0.443 inches and 0.510 inches
  • Fastener Length
    Between 2.015 inches and 2.062 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.502 inches and 0.507 inches
  • Shoulder Length
    1.450 inches first shoulder and 1.472 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
  • Thread Series Designator
    Unf
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 5305001775736

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1704-25 National Aerospace Standards
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