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Nutplate MS21049L4


1/4-28 thread, self-locking nutplate, two lug, 100° , , side by side, reduced rivet spacing, low height, cadmium plated steel, 450° , , with dry-film lube, plain rivet holes

MS21049L4 Details

National Stock Number (NSN) 5310-00-728-0938
Alternate Part Number N/A
Federal Supply Class (FSC) 5310
Unit of Measure (UOM) 10 /Ea.
Thread Class 3B
Thread Direction Right-hand
Locking Feature Prevailing torque all metal design
Lubrication Dry film lubricant
Mounting Hole Diameter Between 0.098 inches and 0.103 inches
Nut Style Plate
Nut Length 1.260 inches
Nut Height 0.340 inches
Plate Thickness 0.055 inches
Plate Width Between 0.535 inches and 0.619 inches
Nut Mounting Provision Straight holes
Mounting Hole Arrangement Style 2 holes
Distance From Aperture Center To Mounting Hole Center Between 0.495 inches and 0.505 inches
Center To Center Distance Between Mounting Holes Along Length Between 0.998 inches and 1.002 inches
Tempurature Rating 450.0 degrees Fahrenheit
Thread Series Unjf
Thready Qty Per Inch (tpi) 28
Hardness Rating 49.0 Rockwell c
Thread Size 0.250 inches
Countersink Angle 99.0 degrees nut and 101.0 degrees nut
Material Steel
Surface Treatment Cadmium
Surface Treatment Specification QQ-P-416 federal specification single treatment response

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