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

Type

 N/A Grommet

Internal Configuration

 N/A Threaded

Head Style

 N/A Standard Flush

Thread Lock

 N/A Yes

Body Material

 N/A Carbon Steel per FED-STD-66/ASTM-A-108

Sleeve Material

 N/A Carbon Steel per FED-STD-66/ASTM-A-108

Standard Finish

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

Primer Finish

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

Thread Type

 N/A Self-Locking Helical Coil Insert per MS21209

A - Diameter

 N/A 0.687 in

B - Diameter

 N/A 0.500 in

C - Head Diameter

 N/A 0.356 in

Installation Drill Size - Pilot Diameter

 N/A 0.358-0.363 in 606D-Flared-Series_C-Bore-Dia---Installation.jpg

Installation Drill Size - C´Bore Diameter

 N/A 0.500-0.510 in

Installation Drill Size - Spotface Diameter

 N/A 0.687 in

Installation Tool Kit

 N/A 1632K5
Panel Thickness1 N/A
 

Thread

 N/A 0.2500-28 UNJF

Notes

N/A

  • Not recommended for top skin thicknesses greater than 0.030.
  • Sufrace finish 125 microinches.
  • 1 To determine Body Dash Number, select Body Dash Number from Table according to overall Panel Thickness
    Actual Sleeve Length will be 0.010-0.015 shorter than the converted Dash Number.