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.
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Item #

A

B

C

D

L - MAX

M - MAX

Axial Tensile Strength lbf Min

Thread per AS8879

EN1282ND-5 N/A 0.294 in N/A 0.167-0.173 in N/A 0.247 in N/A 0.219 in N/A 0.275 in N/A 0.219 in N/A 1940.000 lb N/A 0.1640-32 UNJC-3B
EN1282ND-6 N/A 0.324 in N/A 0.206-0.212 in N/A 0.275 in N/A 0.242 in N/A 0.295 in N/A 0.242 in N/A 2500.000 lb N/A 0.1900-32 UNJF-3B
EN1282ND-8 N/A 0.424 in N/A 0.268-0.274 in N/A 0.359 in N/A 0.323 in N/A 0.340 in N/A 0.323 in N/A 4300.000 lb N/A 0.2500-28 UNJF-3B
EN1282ND-10 N/A 0.542 in N/A 0.330-0.338 in N/A 0.435 in N/A 0.390 in N/A 0.435 in N/A 0.390 in N/A 6300.000 lb N/A 0.3125-24 UNJF-3B
EN1282ND-12 N/A 0.652 in N/A 0.392-0.400 in N/A 0.534 in N/A 0.483 in N/A 0.475 in N/A 0.483 in N/A 8700.000 lb N/A 0.3750-24 UNJF-3B
EN1282ND-U5 N/A 0.294 in N/A 0.167-0.173 in N/A 0.247 in N/A 0.219 in N/A 0.275 in N/A 0.219 in N/A 1940.000 lb N/A 0.1640-32 UNJC-3B
EN1282ND-U6 N/A 0.324 in N/A 0.206-0.212 in N/A 0.275 in N/A 0.242 in N/A 0.295 in N/A 0.242 in N/A 2500.000 lb N/A 0.1900-32 UNJF-3B
EN1282ND-U8 N/A 0.424 in N/A 0.268-0.274 in N/A 0.359 in N/A 0.323 in N/A 0.340 in N/A 0.323 in N/A 4300.000 lb N/A 0.2500-28 UNJF-3B
EN1282ND-U10 N/A 0.542 in N/A 0.330-0.338 in N/A 0.435 in N/A 0.390 in N/A 0.435 in N/A 0.390 in N/A 6300.000 lb N/A 0.3125-24 UNJF-3B
EN1282ND-U12 N/A 0.652 in N/A 0.392-0.400 in N/A 0.534 in N/A 0.483 in N/A 0.475 in N/A 0.483 in N/A 8700.000 lb N/A 0.3750-24 UNJF-3B
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