Howmet Fastening Systems
Howmet Fastening Systems
Phone: Sales +1 800 992 4444
Technical Support +1 310 784 6409
Email: HFSTechSupport@howmet.com
Website: www.hfs.howmet.com
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Unit of Measure

Specifications

Series

 N/A SFTJ

Material

 N/A 6AI-4V Titanium

Material Specification

 N/A MIL-T-9047, COND A AMS 4967

Heat Treat

 N/A 130 KSI UTS min

Finish

 N/A None

Military Part Number

 N/A MS51551D109-16

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 0.5625-12

B Stud End Thread-Pitch Diameter

 N/A 0.5097-0.5122 in

B Stud End Thread-Minor Diameter

 N/A 0.4503-0.4641 in

C Max

 N/A 0.120 in

D ±.015

 N/A 0.630 in

E ±.015

 N/A 0.880 in

L ±.015

 N/A 1.000 in

L1_CAD

 N/A 1.000 in

Notes

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.