NSN 5305-00-257-6242
Button Head Socket Screw
About this product
Between 1.235 inches and 1.281 inches fastener length, flat chamfer head style, between 0.735 inches and 0.750 inches head diameter, head height: between 0.492 inches and 0.500 inches .
Manufacturer part number MS21262-68 for national stock number 5305002576242.
Datasheet
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Product description
Socket Head Cap Screw NSN 5305-00-257-6242.
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MPN or Model
MS21262-68
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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
Between 1.135 inches and 1.281 inches -
Fastener Length
Between 1.235 inches and 1.281 inches -
Head Style
Flat chamfer -
Head Diameter
Between 0.735 inches and 0.750 inches -
Head Height
Between 0.492 inches and 0.500 inches -
Locking Feature
Patch threads or pellet threads or strip threads -
Internal Drive Style
Hexagon -
Thread Diameter
0.500 inches -
Width Across Flats
Between 0.375 inches and 0.379 inches -
Thready Qty Per Inch (tpi)
20 -
Min. Tensile Strength (psi)
160000 pounds per square inch -
Hardness Rating
36.0 rockwell c and 45.0 rockwell c -
Material
Steel -
Surface Treatment
Cadmium and chromate -
Surface Treatment Specification
Qq-p-416 type 2 cl 3 federal specification single treatment response -
Thread Series Designator
Unf
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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 5305-00-257-6242 socket head cap screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
MS21262-68 | National Aerospace Standards |
MS21262-68 | Military Standards |
LK21262-68 | Torkon Fastener Corp |
Stock Check
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