OmniSynk Distribution Services

NAS1766-4

Nut, Self-Locking, Plate

Part number
NAS1766-4
NSN
5310-01-064-4087
NIIN
01-064-4087
Item name
Nut, Self-Locking, Plate
Manufacturer
Alcoa Global Fasteners Inc.
CAGE code
15653
FSC
5310
Unit of issue
EA
DEMIL code
A

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Technical characteristics

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
1.079 inches maximum
Nut Height
0.312 inches maximum
Nut Counterbore Depth
0.062 inches minimum nut
Nut Mounting Provision
Straight holes
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 Width
0.705 inches minimum and 0.709 inches maximum
Temp Rating
450.0 deg fahrenheit maximum
Thread Series
UNJF
Features Provided
Floating nut
Thread Quantity per Inch
28
Hardness Rating
49.0 rockwell C maximum
Nominal Thread Size
0.250 inches
Material
Steel overall
Surface Treatment
Cadmium overall
Specification/Standard Data
80205-NAS1766 professional/industrial association standard
Catalogue data is compiled from public DLA/FLIS sources and is provided for identification. Availability, condition and certification are confirmed on quotation. OmniSynk Distribution Services is a stocking distributor.

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