1-321-802-5889

NSN 5305-01-065-9056

Button Head Socket Screw

About this product

Between 0.640 inches and 0.660 inches fastener length, knurled no. 1 head style, between 0.304 inches and 0.312 inches head diameter, head height: between 0.185 inches and 0.190 inches .

Manufacturer part number BM172-17 for national stock number 5305010659056.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-01-065-9056.

  • MPN or Model

    BM172-17

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.568 inches and 0.660 inches
  • Fastener Length
    Between 0.640 inches and 0.660 inches
  • Head Style
    Knurled no. 1
  • Head Diameter
    Between 0.304 inches and 0.312 inches
  • Head Height
    Between 0.185 inches and 0.190 inches
  • Hole Diameter
    Between 0.043 inches and 0.049 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.190 inches
  • Width Across Flats
    0.156 inches
  • Hole Quantity
    2
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    32
  • Hole Configuration Style
    Round internal hexagon
  • Part Name Assigned By Controlling Agency
    Navy special project
  • Material
    Steel
  • Surface Treatment
    Cadmium
  • Thread Series Designator
    Unf
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 5305010659056

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
BM172-17 Safran Landing Systems Uk Ltd
130035617 British Aerospace North America Inc
BM172-17 British Aerospace North America Inc
130035617 Naval Inventory Control Point
Stock Check
Availability for this item was last checked on 09/14/21. The quantities and conditions available at the time were:
  • NE: 523
  • NS: 49
  • AR: 1
  • SV: 1