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NAS1779C4M

Locking Nutplate Self

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Description

Thread Size: 1/4", Nut Length: 3/4", Nut Height: 1/4

Specifications

Center To Center Distance Between Mounting Holes Along Length 0.560 inches minimum and 0.564 inches maximum
Counterbore Diameter 0.254 inches minimum base
Features Provided Floating nut
Locking Feature Prevailing torque all metal design
Lubrication Dry film lubricant
Material Iron
Material Specification Ams 5525 assn std single material response or ams 5732 assn std single material response or ams 5737 assn std single material response
Mounting Hole Arrangement Style 2 holes
Mounting Hole Diameter 0.098 inches minimum and 0.103 inches maximum
Nut Counterbore Depth 0.062 inches minimum base
Nut Height 0.281 inches maximum
Nut Length 0.801 inches maximum
Nut Mounting Provision Straight holes
Nut Style Plate
Plate Thickness 0.055 inches maximum
Plate Width 0.350 inches minimum and 0.500 inches maximum
Specification Data 80205-nas1779 professional/industrial association standard
Surface Treatment Passivate
Surface Treatment Specification Qq-p-35 fed spec single treatment response
Thread Class 3b
Thread Direction Right-hand
Thread Qty 28
Thread Qty Per Inch (tpi) 28
Thread Series UNJF
Thread Size 0.250

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Catalog data updated 2026-07-05. Report a data error