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Unit of Measure

Series

 N/A SFTJ

Material

 N/A 718 CRES

Material Specification

 N/A AMS 5662

Heat Treat

 N/A 180 KSI UTS min

Finish

 N/A Passivate per QQ-P-35

Military Part Number

 N/A MS51551D209-15

Lockring Part Number

 N/A RLRR47SA10

Lockring Military Part Number

 N/A MS51990-109P

Nut End Type

 N/A Undrilled

A Nut End Thread Size

 N/A 0.5000-20 UNJF-3A

B Stud End Thread Size

 N/A 0.5625-18

B Stud End Thread-Pitch Diameter

 N/A 0.5284-0.5301 in

B Stud End Thread-Minor Diameter

 N/A 0.4873-0.4980 in

C Max

 N/A 0.120 in

D ±.015

 N/A 0.670 in

E ±.015

 N/A 0.880 in

L ±.015

 N/A 0.938 in

Notes

 N/A
  • The stud end thread has a special pitch diameter and minor diameter which installs into a MIL-S-8879 class 3B, FED-STD-H28/2 class 3B, or National class 3 tapped hole.
  • Studs are installed in accordance with MS51995.
  • Mating lockring is not included with stud. It must be ordered separately.