1-321-802-5889

NSN 5305-00-003-8156

Button Head Socket Screw

About this product

2.250 inches fastener length, flat chamfer head style, between 0.365 inches and 0.375 inches head diameter, head height: between 0.244 inches and 0.250 inches .

Manufacturer part number FFS86 for national stock number 5305000038156.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-00-003-8156.

  • MPN or Model

    FFS86

  • 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.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    1.000 inches
  • Fastener Length
    2.250 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.365 inches and 0.375 inches
  • Head Height
    Between 0.244 inches and 0.250 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.250 inches
  • Width Across Flats
    Between 0.188 inches and 0.190 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    170000 pounds per square inch
  • Hardness Rating
    38.0 rockwell c and 45.0 rockwell c
  • Minimum Yield Strength
    150000 pounds per square inch
  • Material
    Steel
  • Material Specification
    66 federal standard single material response
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Ams-qq-p-416, type 2, cl 2 federal specification single treatment response
  • Thread Series Designator
    Unrf
  • Specification Data
    80205-nas1351 professional/industrial association standard
  • Nondefinitive Specification/std Data
    6 type
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 5305000038156

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
FFS86 Federal Specifications
431384 ITEM 32 Donaldson Company, Inc.
NAS1351-4-36P National Aerospace Standards
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