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
Print Back
SRMW( ), Metric, Oversize Replacement, Non-locking, Internal Thread Lock, 235°C Dry Film Lube
Unit of Measure

Specifications

A Thread1 N/A MJ8x1
B Thread2 N/A M12x1.5

C Diameter

 N/A 9.360 mm

D ± 0.3

 N/A 12.800 mm

E ± 0.2

 N/A 3.950 mm

F

 N/A 2.900 mm

G Min

 N/A 2.700 mm

H Min

 N/A 7.580 mm

Material Type

 N/A 17-4PH CRES, COND H1025 per AMS 5643

Heat Treat

 N/A Min Tensile Strength 1100 Mpa

Finish

 N/A Solid Film Lubricant

Internal Thread Lock

 N/A No

Installation Procedure

N/A a. The threaded is wrenched into the parent material to depth shown in figure with a wrench.
b. Swage tool is used to swage the collar of the insert out until it presses into the wall of the counterbore "C".
c. The threaded insert is installed when the shoulder of the swage tool bottoms on the surface of the parent material.

  • 1 INTERNAL THREAD "A": Metric ISO thread per FED-STD-H28/21 AND AS1370
    Tolerance and allowance 4H6H for ≤ MJ5x0.8
    Tolerance and allowance 4H5H for > MJ5x0.8
  • 2 EXTERNAL THREAD "B": Metric ISO thread per LN 9163
    Tolerance and allowance 4g per LN 9163