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Hexagon Castellated Plain Nut

Model / MPN: A89909-13 | NSN: 5310-01-078-9693
ITAR Registered seal

A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.

Product Details
NATO Stock Number
5310-01-078-9693
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Nut Style
Castellated, hexagon
Nut Height
2.188 inches
Width Across Flats
3.750 inches
Thread Series
Un
Thready Qty Per Inch (tpi)
8
Thread Size
2.500 inches
Bearing Surface Type
Washer faced
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 4130
Material Specification
Mil-s-6758, cond a1 military specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, class 3 federal specification single treatment response
A89909 Series Parts

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A89909-13 Cross Reference