1-321-802-5889

NSN 5305-01-628-2773

Button Head Socket Screw

About this product

Actual matl is alloy steel with a black oxide finish.

Manufacturer part number 91253A554 for national stock number 5305016282773.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-01-628-2773.

  • MPN or Model

    91253A554

  • 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
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.750 inches and 1.250 inches
  • Fastener Length
    2.250 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.480 inches and 0.531 inches
  • Internal Drive Style
    Hexagon
  • End Application
    4910-01-539-6129
  • Thread Diameter
    0.250 inches
  • Width Across Flats
    0.156 inches
  • Thready Qty Per Inch (tpi)
    20
  • Countersink Angle
    Between 80.0 degrees and 84.0 degrees
  • Part Name Assigned By Controlling Agency
    Screw, cap, socket head, flat
  • Color
    Black
  • Material
    Steel
  • Surface Treatment
    Oxide
  • Thread Series Designator
    Unc
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

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NSN 5305016282773

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
91253A554 Mcmaster-carr Supply Company
06A8165022 Edgewood Chemical Biological Center
Stock Check
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