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THREAD: AS8879
MATERIAL:
  • Nut - 3AL - 2.5V Titanium alloy per AMS6940 (UNS R56320).
  • Washer - 6AL-4V Titanium alloy per AMS4928 or AMS4967 (UNS R56400).
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, except as follows: A) Free running torque for EN1382ND5 & NDU5 to be 4 ozf-in maximum.
Unit of Measure

Specifications

A

N/A 0.610-0.620 in

B

N/A 0.330-0.338 in

C

N/A 0.435 in

D

N/A 0.390 in

E

N/A 0.419 in

H

N/A 0.120-0.130 in

L - MAX

N/A 0.435 in

M - MAX

N/A 0.390 in

X

N/A 0.104 in

Drive Tool Dash No.

N/A -10

Axial Tensile Strength lbf Min

N/A 6300.000 lb

Thread per AS8879

N/A 0.3125-24 UNJF-3B

Nut Material

N/A Titanium

Washer Material

N/A Titanium

Nut Heat Treat

N/A per AMS-H-81200

Washer Heat Treat

N/A per 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 ENSI1312, Except as follows: A) Free running torque EN1382ND-5 & NDU5 to be 4 ozf-in maximum

Nominal Stud Nut Size

N/A 5/16-24

Color identification

N/A No paint

Notes

Notes

N/A 1. Misalignment: For use on sloped surfaces up to 7° maximum. When mated with apropriate EDDIE-BOLT® 2 PIN.
2. Dimensions to be met after finish, but before lubrication.
3. Color identification: EN1282ND(*): 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 part. Overspray permitted on exterior surfaces. EN1382NDU(*): "No paint".
4. All EDDIE-NUTS™ must be installed using an appropriate DELTA-RAD™ EDDIE-BOLT® installation tool.
5. Nut assemblies shall be packaged in clear, sealed plastic bags. Each bag shall contain a maximum of 100 nuts per diameter. Each bag shall be marked with "EDDIE-NUTS™", Manufacturer´s complete part number, Manufacturer´s lot number, Manufacturer´s name and "PACK" date.
6. Nut and Washers to be aligned with low breakage adhesive in the assembled condition.