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AN818-3
Nut, Tube Coupling
Part number AN818-3
NSN 4730-00-278-8561
NIIN 00-278-8561
Item name Nut, Tube Coupling
Manufacturer Aeronautical Standards Group
CAGE code 88044
FSC 4730
Unit of issue EA
DEMIL code A
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Alternate part numbers 290-32D CAGE 00624 290-32D CAGE R1120 720337-32 CAGE 56232 731857-132 CAGE 56232 AN818-32D CAGE 88044 AS4841 CAGE 0U583 CA1208 CAGE 12603
Technical characteristics
Thread Class 3B
Thread Direction Right-hand
Nut Style Tube coupling
Nut Height 1.734 inches nominal
Width Across Flats 2.855 inches minimum and 2.895 inches maximum
Length to Shoulder 1.462 inches nominal
Smallest Inside Diameter 2.167 inches minimum and 2.170 inches maximum
Thread Series UN
Thread Quantity per Inch 12
Nominal Thread Size 2.500 inches
Nominal Tube Outside Diameter 2.000 inches
Material Aluminum alloy overall
Surface Treatment Anodize overall
Catalogue data is compiled from public DLA/FLIS sources and is provided for
identification. Availability, condition and certification are confirmed on
quotation. OmniSynk Distribution Services is a stocking distributor.
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