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THREAD: AS8879
MATERIAL:
  • Nut - 3AL - 2.5V Titanium alloy per AMS6940 (UNS R56320).
  • Washer - CP - 4 (Commercially pure) Titanium per AMS4940 (UNS R50550).
HEAT TREAT: Nut & Washer - per AMS - H - 81200
FINISH:
  • NUT - Coat Outside of Nut (Threads & C'Bore Optional) with dry film lubricant per AS5272, Type I, plus (Optional) cetyl alcohol luricant.
  • Washer - Dry film lubricant coat per AS5272, Type I, plus (Optional) cetyl alcohol lubricant.
PERFORMANCE: ENS1312, Expect as follows :
  • Free running torque for EN1282ND5 & NDU5 to be 4 ozf-in Maximum.
Unit of Measure

Specifications

A

 N/A 0.652 in

A1

 N/A 0.674-0.702 in

B

 N/A 0.392-0.400 in

C

 N/A 0.534 in

D

 N/A 0.483 in

L - MAX

 N/A 0.475 in

M - MAX

 N/A 0.483 in

P

 N/A 0.405 in

X

 N/A 0.104 in

Drive Tool Dash No.

 N/A -12

Axial Tensile Strength lbf Min

 N/A 8700.000 lb

Thread per AS8879

 N/A 0.3750-24 UNJF-3B

Nut Material

 N/A Titanium

Washer Material

 N/A Titanium

Nut Heat Treat

 N/A AMS-H-81200

Washer Heat Treat

 N/A AMS-H-81200

Nut Finish

 N/A Coat outside of nut (Threads & C´bore optional) with dry film lubricant per AS5272, Type 1, plus (optional) cetyl alcohol lubricant.

Washer Finish

 N/A Dry film lubricant coat per AS5272, Type 1, plus (optional) cetyl alcohol lubricant.

Performance

 N/A ENSI312, Except as Follows: A) Free running torque for ENI282ND5 & NDU5 to be 4 ozf-in maximum

Nominal Stud Nut Size

 N/A 3/8-24

Notes

Notes

 N/A 1. Dimensions to be met after finish, but before lubrication.
2. Color Identification: ENI282ND(*): Nuts are identified with white paint within lobe area as shown. All three lobes shall be completely covered with paint on a minimum of 95% of the lobe area of each nut. Overspray permitted on exterior surfaces. ENI282NDU(*): "No paint".
3. All Eddie-Bolt® 2 nuts must be installed using an appropriate Eddie-Bolt® 2 fastener installation tool.