Unit of Measure


N/A CA17058

Receptacle Type

N/A 2-Lug Encapsulated

Nominal Stud Nut Size

N/A 3/8

Housing Material

N/A Carbon Steel per QQ-S-634/ASTM-A-108/ASTM-A-620

Cup Material

N/A 17-7PH CRES per MIL-S-25043

Screw Material

N/A A286 CRES per AMS5731, AMS5732, AMS5734 or AMS5737

Receptacle Barrel Material

N/A 300 CRES per ASTM-A-581, ASTM-A-582 or AMS5640

Housing Finish

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

Screw Finish

N/A Passivate per AMS-QQ-P-35 or ASTM-A967 and Dry Film Lube "Electrofilm #2306" or Equivalent

Cap Finish

N/A Passivate per AMS-QQ-P-35

Barrel Finish

N/A Passivate per AMS-QQ-P-35 or ASTM-A967

Heat Treat

N/A 140 KSI Min Ftu when precipitation hardened (age only) per AMS-H-6875, AMS2759


N/A 0.025 Radially from Center

Thread Size, Class 3A

N/A 0.2500-28 UNF 4 Lead

Min. Ultimate Tensile Strength

N/A 5500.000 lb

Approx. Weight

N/A 0.062 lb


  • Recommended maximum operating temperature 350º F.
  • Consult us for availability of optional materials, finish and sizes.