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THREAD: AS8879
MATERIAL: 8740 alloy steel per AMS 6322 (UNS G87400). Heat treat - Rc 39-44.
FINISH:
  • H29251-(*) Cadmium plate per AMS-QQ-P-416, Type II, Class 3 and Kaylube molybdenum disulfide dry lubricant per AS5272, Type I.
  • H29251-(*)CW Cadmium plate per AMS-QQ-P-416, Type II, Class 3 and carbowax lubricant.
  • H29251E(*) Cadmium plate per AMS-QQ-P-416, Type II, Class 2.
  • H29251X(*) Cadmium plate per AMS-QQ-P-416, Type II, Class 3.
PERFORMANCE: NASM25027 except as follows:
  • Axial tensile strength as tabulated.
Unit of Measure

Specifications

C - MIN

 N/A 0.775

D - MAX

 N/A 0.467

H - MAX

 N/A 0.339

S - MIN

 N/A 0.110

W

 N/A 0.690 in0.690-0.679

Axial Tensile Strength (LBS. MIN)

 N/A 19900

Approx. Weight (LBS/100)

 N/A 1.820

Finish

 N/A Cadmium Plate per AMS-QQ-P-416, Type II, Class 2

Thread Type

 N/A Unified

Configuration 1

 N/A Double Hex

Configuration 3

 N/A Large Flange

Lock

 N/A Crimp Lock

Simplified Material

 N/A Alloy Steel

Strength

 N/A 160KSI - 1100Mpa

Temperature

 N/A 450°F - 235°C

Thread

 N/A 0.4375-20 UNJF-3B

Part Family

 N/A H29251