THREAD: AS8879
MATERIAL:

• Nut - 7075 aluminum alloy.
• Washer - 17-4PH stainless steel per AMS5643 (UNS S17400).

HEAT TREAT:

• Nut - T73 condition.
• Washer - Aged to H-1025 condition.

FINISH:

• KFN606-(*):

Nut - Anodize per MIL-A-8625, Type II, Class 2 (identify -08 size with copper dye and dark blue dye for remaining sizes), plus cetyl alcohol lubricant.
Washer - Cadmium plate per AMS-QQ-P-416, Type II, Class 3.
• KFN606-(*)DL:

Nut - Anodize per MIL-A-8625, Type II, Class 2 (identify -08 size with copper dye and dark blue dye for remaining sizes), plus cetyl alcohol lubricant.
Washer - Passivate per AMS2700 and Kaylube molybdenum disulfide dry film lubricant coat per AS5272.
• KFN606DL(*):

Nut - Anodize per MIL-A-8625, Type II, Class 2, plus Kaylube molybdenum disulfide dry film lubricant coat per AS5272.
Washer - Cadmium plate per AMS-QQ-P-416, Type II, Class 3.
• KFN606DL(*)DL:

Nut - Anodize per MIL-A-8625, Type II, Class 2, plus Kaylube molybdenum disulfide dry film lubricant coat per AS5272.
Washer - Passivate per AMS2700 and Kaylube molybdenum disulfide dry film lubricant coat per AS5272.

PERFORMANCE: NASM25027, except as follows:

• Axial tensile strength as tabulated.
• 5 cycle reusability.

APPLICATIONS:
TEMPERATURE: 250°F
MISALIGMENT: For use on sloped surfaces up to 7° maximum from centered position.
NOTES:

1. Special wrenching configuration for use only with Kaynar products WS603 socket.
2. Parts are supplied in assembled (bonded) condition. To order individually component usage is as follows.

ASSEMBLY:	NUT:	WASHER:
KFN606-(*)	KFN606-(*)A	KFN606-(*)W
KFN606-(*)DL	KFN606-(*)A	KFN606-(*)DLW
KFN606DL(*)	KFN606DL(*)A	KFN606-(*)W
KFN606DL(*)DL	KFN606DL(*)A	KFN606-(*)DLW