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AN565D4H5

Aeronautical Standard Setscrew

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Description

Set Screw

Specifications

Country of Origin USA
Fastener Length 0.312
Hardness Rating 45.0 rockwell c and 53.0 rockwell c
Head Style Headless (setscrew)
Internal Drive Style Hexagon
Length 5/16
Material Steel
Material Specification 66 federal standard all material responses
NIIN 00-717-6947
NSN 5305-00-717-6947
Point Style Cup
Sold In EA
Surface Treatment Cadmium and chromate
Surface Treatment Specification Cl 3 federal specification all treatment responses type 2 qq-p-416
Thread Class 3a
Thread Diameter 0.112
Thread Direction Right-hand
Thread Length 0.312
Thread Qty 40
Thread Qty Per Inch (tpi) 40
Thread Series Designator Unc (coarse thread)
Thread Size 4
Weight 0.0005 lb
Width Across Flats 0.050

Other sizes

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

Cross-reference

Similar parts

Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.

  • AN565DC4H5 AN #4-40 · 5/16 in · Headless (setscrew) · CRES

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