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Unit of Measure

Series

 N/A CA1820

Nominal Stud Nut Size

 N/A 1/4

Head Style

 N/A 100° C'Sink

Recess Type

 N/A Hex

Material

 N/A 300 CRES per ASTM-A581/582/320/, AMS5640/AMS5738 and/or AMS-QQ-S-763

Head Type

 N/A Flush

Finish

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

Heat Treat

 N/A None

Thread Size, Class 3B

 N/A 0.1640-32 UNC 4 Lead

Grip Range

 N/A 1.188-1.821 in

L

 N/A 1.468 in

Min. Ultimate Tensile Strength

 N/A 1650.000 lb

Min. Ultimate Single Shear Strength (Thru Shank)

 N/A 1800 lb

Min. Ultimate Single Shear Strength (Thru Recess)

 N/A 1500.000 lb

Weight/100

 N/A 1.510 lb

Receptacle Part Number

 N/A CA1810

Retaining Ring Part Number

 N/A CA1825 CA1826-1 CA18377

N/A

  • This stud nut is designed for use with a CA1810 receptacle and a CA1825, CA1826-1 or CA18377 retaining rings.
  • The mechanical properties shown are calculated values. Mechanical properties testing may not be performed on each production lot.
  • Consult Howmet Fastener Systems Engineering Department for availability of optional materials, finishes and sizes.