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NSN 5305-01-237-4173

Button Head Socket Screw

About this product

Between 0.470 inches and 0.500 inches fastener length, flat countersunk head style, between 0.359 inches and 0.411 inches head diameter, locking feature: patch threads or pellet threads or strip threads.

Manufacturer part number 16990L-3F-8C for national stock number 5305012374173.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-01-237-4173.

  • MPN or Model

    16990L-3F-8C

  • 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.)
    2.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.281 inches and 0.373 inches
  • Fastener Length
    Between 0.470 inches and 0.500 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.359 inches and 0.411 inches
  • Locking Feature
    Patch threads or pellet threads or strip threads
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.190 inches
  • Width Across Flats
    0.1250 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Hardness Rating
    36.0 rockwell c and 45.0 rockwell c
  • Countersink Angle
    Between 80.0 degrees and 82.0 degrees
  • Material
    Steel
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Qq-p-416, type 1 federal specification single treatment response
  • Thread Series Designator
    Unf
More from these suppliers
Socket Head Cap Screw

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Mechanic Bill explains Button Head Socket Screw

Pricing and Availability

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NSN 5305012374173

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
16990L-3F-8C Sps Technologies, Llc
60244-90067 Aai Corporation
16990L-3F-8C Sps Technologies, Llc
60244-90067 Aai Corporation
Stock Check
Availability for this item was last checked on 09/28/21. The quantities and conditions available at the time were:
  • NS: 11
  • NE: 33