1-321-802-5889

NSN 5305-01-495-2697

Panel Assembly Fastener

About this product

Between 1.197 inches and 1.227 inches fastener length, flat countersunk head style, 0.506 inches head diameter, shoulder diameter: 0.464 inches all shoulders.

Manufacturer part number NAS1704T12 for national stock number 5305014952697.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-01-495-2697.

  • MPN or Model

    NAS1704T12

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.419 inches
  • Fastener Length
    Between 1.197 inches and 1.227 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    0.506 inches
  • Shoulder Diameter
    0.464 inches all shoulders
  • Shoulder Length
    0.840 inches all shoulders and 0.860 inches all shoulders
  • Internal Drive Style
    Cross recess type iii
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Shoulder Shape
    Round all shoulders
  • Material
    Steel comp 4140 or steel comp 4340 or steel comp 8740
  • 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
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Qq-p-416, ty2cl2 federal specification single treatment response
  • Thread Series Designator
    Unjf
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 5305014952697

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1704T12 National Aerospace Standards
NAS1704T12 National Aerospace Standards
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