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THREAD: AS8879
MATERIAL: 7075 aluminum alloy per AMS-QQ-A-225/9.
HEAT TREAT: T73 condition
FINISH: Anodize per MIL-A-8625, Type II, Class 1, natural, plus cetyl alcohol lubricant.
PERFORMANCE: NASM25027, except as follows:
  • Axial tensile strength and maximum locking torque as tabulated.
  • Reusability limited to 5 cycles.
  • Maximum locking torque and tensile strength to be met when tested with cadmium plated alloy steel bolts with AS8879 threads having reduced major diameter.
PACKAGING: Parts are normally supplied in bulk packaging. Add "S" after dash number for spindle packaged nuts for use with K-Fast automatic tools. Example: KFN614-3S.
NOTES: "C" and "W" dimensions apply before forming self-locking action.
Unit of Measure

Specifications

A

N/A 0.292-0.288

C - MIN

N/A 0.242

D

N/A 0.180-0.173

H - MAX

N/A 0.224

S - MIN

N/A 0.060

W

N/A 0.220-0.212

Axial Tensile Strength (LBS. MIN)

N/A 1650

Max. Locking Torque

N/A 8.000 lb·in

Packaging

N/A Spindle

Thread Type

N/A Unified

Configuration 1

N/A 6 Point

Simplified Material

N/A Aluminum

Strength

N/A 80KSI - 550Mpa

Temperature

N/A 250°F - 120°C

Thread

N/A 0.1640-32 UNJC-3B