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REFERENCE IMAGE
EMANON PART NO.
AN565AC428H4
AN565AC428H4 is a screw in steel comp 303 or steel comp 303se, passivate finish, 0.250 INCHES diameter and 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM length.
Screw
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTH0.240–0.260 in
THREAD
THREAD0.250-28 UNF-3A right-hand
HEAD & DRIVE
HEADC101 headless
WIDTH ACROSS FLATS0.125–0.127 in
MATERIAL & FINISH
MATERIALSteel 303/303se
MATERIAL SPECASTM A582 ALL MATERIAL RESPONSES
FINISHPASSIVATE
FINISH SPECQQ-P-35
STANDARDS & TRACEABILITY
NSN5305-01-193-9700
GOVERNING STANDARDAN565AC428H4
FLIS · NSN 5305-01-193-9700 · retrieved 2026-08-09
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
AN565AC428H4
Emanon is a stocking distributor — quality-system certifications are held by the certified manufacturers we source from, not by Emanon. Every shipment carries manufacturer certifications and full lot traceability.