NAS680A4K

Two Lug Locknut Plate

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Description:

Thread Size: 1/4", Nut Length: 1-1/4", Nut Height: 9/32

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NAS680A4K Datasheet Features and Specification

Thread Class:
3b
Thread Direction:
Right-hand
Locking Feature:
Prevailing torque all metal design
Counterbore Diameter:
0.254 inches minimum nut
Lubrication:
Dry film lubricant
Mounting Hole Diameter:
0.098 inches minimum and 0.103 inches maximum
Nut Style:
Plate
Nut Length:
1.260 inches maximum
Nut Height:
0.281 inches maximum
Plate Thickness:
0.055 inches maximum
Plate Width:
0.375 inches minimum and 0.414 inches maximum
Nut Counterbore Depth:
0.062 inches minimum 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:
0.495 inches minimum and 0.505 inches maximum
Center To Center Distance Between Mounting Holes Along Length:
0.998 inches minimum and 1.002 inches maximum
Tempurature Rating:
450.0 deg fahrenheit maximum
Thread Series:
Unjf
Thready Qty Per Inch (tpi):
28
Hardness Rating:
49.0 rockwell c maximum
Thread Size:
0.250 inches
Mounting Hole Countersink Angle:
98.0 degrees minimum and 102.0 degrees maximum
Material:
Steel overall
Surface Treatment:
Cadmium overall
Surface Treatment Specification:
Qq-p-416 fed spec single treatment response overall
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel

Additional Information

Alternate Part Numbers

SKU / Model: NAS680A4K
NSN: 5310-00-779-7124
FSC: Nuts and Washers / 5310
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10
Schedule B: 7318.16.0085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS680A4K_Military-Fasteners-com.pdf
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Thread Size: 3/16", Nut Length: 15/16", Nut Height: 1/4"

NAS680A08K

Thread Size: 5/32", Nut Length: 15/16", Nut Height: 1/4"

NAS680A08

Thread Size: 5/32in., Nut Length: 15/16in., Nut Height: 1/4in., 5310-00-619-5729

NAS680A06K

Thread Size: 1/8", Nut Length: 15/16", Nut Height: 5/32"

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Military Fasteners was recently added to our list of approved vendors and so far it has been an absolute pleasure working with them. The speed, communication, and coordination with our orders so far have been absolutely above and beyond. Sarah is an absolute all star and made the ordering process quick and seamless. 10/10 Would recommend to anyone looking for products!

5.0

Great performance. Goods received as ordered - as it should be, so I am happy. Cheers

5.0

Military Fasteners was recently added to our list of approved vendors and so far it has been an absolute pleasure working with them. The speed, communication, and coordination with our orders so far have been absolutely above and beyond. Sarah is an absolute all star and made the ordering process quick and seamless. 10/10 Would recommend to anyone looking for products!

5.0