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AN565D4L3

Aeronautical Standard Setscrew

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Description

Fastener Length: 3/16", Thread: 4-40, Thread Length: 3/16

Specifications

Fastener Length 0.178 inches minimum and 0.198 inches maximum
Hardness Rating 45.0 rockwell c minimum and 53.0 rockwell c maximum
Head Style Headless (setscrew)
Internal Drive Style Six spline
Length 3/16
Material Steel
Point Style Cup
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416,ty 2 cl 3 fed spec single treatment response
Thread Class 3a
Thread Diameter 0.112
Thread Direction Right-hand
Thread Length 0.178 inches minimum and 0.198 inches maximum
Thread Qty 40
Thread Qty Per Inch (tpi) 40
Thread Series Designator UNC
Thread Size 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 AN565D4L3. Try the cross-reference lookup to search by a different part number.

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