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THREAD: AS8879
MATERIAL: 7075 aluminum alloy per AMS-QQ-A-225/9.
HEAT TREAT: Age to T73 condition.
FINISH:
  • KFN600-(*) - Anodize per MIL-A-8625,Type II, Class 2, dye color red, plus cetyl alcohol lubricant.
  • KFN600B(*) - Anodize per MIL-A-8625, Type II, Class 2, dye color blue, plus cetyl alcohol lubricant (For oversize pins).
  • KFN600D(*) - Anodize per MIL-A-8625, Type II, Class 2, dye color brown, plus cetyl alcohol lubricant (For aluminium pins).
  • KFN600F(*) - Anodize per MIL-A-8625, plus dry film lubricant coat per AS5272.
  • KFN600N(*) - Anodize per MIL-A-8625, plus lubeco 905 dry film lubricant coat.
  • KFN600-(*)AK - Anodize per MIL-A-8625, plus everlube 620C dry lubricant coat.
PERFORMANCE: KFS1008, except as follows:
  • Maximum locking torque as tabulated.
  • Axial tensile strength as tabulated.
APPLICATIONS: For use on standard to .032 oversize shank bolts.
PACKAGING: Parts are normally supplied in bulk packaging. Add "S" after dash number for spindle packaged nuts for use with K-Fast® tools. (Example: KFN600-3S).
NOTES: "C" and "W" dimensions apply prior to deformation locking feature.
Unit of Measure

Specifications

A

 N/A 0.740-0.730

B - MIN

 N/A 0.677

C - MIN

 N/A 0.561

D

 N/A 0.476-0.472

H - MAX

 N/A 0.565

M

 N/A 0.142-0.132

S - MIN

 N/A 0.220

W

 N/A 0.502-0.492

X

 N/A 0.006

Axial Tensile Strength (LBS. MIN)

 N/A 9500

Rec'm Seating Torque (IN-LBS)

 N/A 270-330

Max. Locking Torque

 N/A 60.000 lb·in

Approx. Weight (LBS/100)

 N/A 0.750

Finish

 N/A Anodize per MIL-A-8625, Type II, Class 2, Dye Color Red, Plus Cetyl Alcohol Lubricant

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 0.4375-20 UNJF-3B