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Nutplate MS21047L4K

Description:

1/4-28 thread, self-locking nutplate, two lug, low height, cadmium plated carbon steel, 450° , , with dry-film lube, countersunk rivet holes

MS21047L4K Details

National Stock Number (NSN) 5310-00-779-7124
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
Counterbore Diameter 0.254 inches nut
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 0.281 inches
Plate Thickness 0.055 inches
Plate Width Between 0.375 inches and 0.414 inches
Nut Counterbore Depth 0.062 inches nut
Nut Mounting Provision Countersunk holes
Mounting Provision Location Opposite nut projection side
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
Mounting Hole Countersink Angle Between 98.0 degrees and 102.0 degrees
Material Steel
Surface Treatment Cadmium
Surface Treatment Specification QQ-P-416 federal specification single treatment response

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