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Worldwide distributor of NSN parts and consumables located in the USA.

Coupling Nut AN818-4

Description:

Tube outer diameter: 1/4", thread: 7/16-20, flared tube, steel

AN818-4 Details

National Stock Number (NSN) 4730-00-222-1912
Alternate Part Number N/A
Federal Supply Class (FSC) 4730
Unit of Measure (UOM) 10 /Ea.
Thread Class 3b
Thread Direction Right-hand
Fabrication Method Any acceptable
Nut Style Tube coupling
Nut Height 0.609 inches
End Application Grumman a-10 acft
Width Across Flats 0.593 inches
Length To Shoulder 0.532 inches
Smallest Inside Diameter 0.305 inches
Thread Series Unjf
Thready Qty Per Inch (tpi) 20
Thread Size 0.438 inches
Tube Outside Diameter 0.250 inches
Material Steel
Surface Treatment Cadmium
Specification Data 88044-an818 government standard

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