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EMANON PART NO.
AN565AC428H3
AN565AC428H3 is a screw in steel comp 303 or steel comp 303se, passivate finish, 0.250 INCHES diameter and 0.188 INCHES NOMINAL length.
Screw
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTHNominal 0.188 in
THREAD LENGTHMaximum 0.188 in
THREAD
THREAD0.250-28 UNF-3A right-hand
HEAD & DRIVE
HEADC101 headless
WIDTH ACROSS FLATS0.125–0.127 in
MATERIAL & FINISH
MATERIALSTEEL COMP 303 OR STEEL COMP 303SE
FINISHPASSIVATE
FINISH SPECQQ-P-35
STANDARDS & TRACEABILITY
NSN5305-00-527-5433
GOVERNING STANDARDAN565AC428H3
FLIS · NSN 5305-00-527-5433 · retrieved 2026-08-09
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
AN565AC428H3
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.