NSN 5305-00-143-2421
Button Head Socket Screw
About this product
0.500 inches fastener length, flat countersunk head style, between 0.311 inches and 0.359 inches head diameter, internal drive style: hexagon.
Manufacturer part number FFS86 for national stock number 5305001432421.
Datasheet
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Product description
Socket Head Cap Screw NSN 5305-00-143-2421.
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MPN or Model
FFS86
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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
0.500 inches -
Fastener Length
0.500 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.311 inches and 0.359 inches -
Internal Drive Style
Hexagon -
Thread Diameter
0.164 inches -
Width Across Flats
0.094 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
82.0 degrees -
Material
Steel -
Surface Treatment
Oxide -
Thread Series Designator
Unc -
Nondefinitive Specification/std Data
4 type
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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](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-00-143-2421 socket head cap screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
FFS86 | Federal Specifications |
Stock Check
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