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AN500A416-20

Aeronautical Standard Machine Screw

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Description

Fastener Length: 1-1/4", Hole Diameter: 3/64", Thread: 1/4-20, Thread Length: 1-1/4

Specifications

Fastener Length 1.250
Head Diameter Between 0.389 inches and 0.414 inches
Head Height Between 0.161 inches and 0.170 inches
Head Hole Configuration Style Round
Head Style Fillister
Hole Diameter 0.050
Hole Quantity 1
Internal Drive Style Slot
Length 1 1/4
Material Steel
Min. Tensile Strength (psi) 60000 pounds per square inch
Screw Material Steel comp 1010
Screw Material Specification Qq-s-633 federal specification single material response
Screw Surface Treatment Cadmium
Screw Surface Treatment Specification Cl 3 federal specification single treatment response type 1 qq-p-416
Thread Class 2a
Thread Diameter 0.250
Thread Direction Right-hand
Thread Length 1.250
Thread Qty 20
Thread Qty Per Inch (tpi) 20
Thread Series UNC
Thread Series Designator Unc (coarse thread)
Thread Size 1/4

Other sizes

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

Cross-reference

No interchangeable or dimensionally similar parts are on record for AN500A416-20. Try the cross-reference lookup to search by a different part number.

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