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NAS428H4A10

Bolt

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Description

Fastener Length: 1-1/16", Hole Diameter: ", Thread: 1/4-28, Thread Length: 1-1/16"

Specifications

Fastener Length 1.000 inches minimum and 1.062 inches maximum
Features Provided Finished head
Hardness Rating 26.0 rockwell c maximum
Head Height 0.141
Head Style Crowned hexagon
Hole Configuration Style Hexagon flats
Hole Diameter 0.062
Hole Quantity 1
Hole Type Drilled
Length 1 1/16
Material Steel
Min. Tensile Strength (psi) 125000 pounds per square inch
Specification Data 80205-nas428 professional/industrial association standard
Surface Treatment Cadmium
Thread Class 3a
Thread Diameter 0.250
Thread Direction Right-hand
Thread Length 1.000 inches minimum and 1.062 inches maximum
Thread Qty 28
Thread Qty Per Inch (tpi) 28
Thread Series Designator UNF
Thread Size 1/4
Width Between Flats 0.428 inches minimum and 0.440 inches maximum

Other sizes

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Cross-reference

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Catalog data updated 2026-07-05. Report a data error