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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Miniature Keenserts are for use in electronic and aerospace applications where size and strength are critical.  These inserts may be installed in sheet material as thin as 1/16" providing protrusion of insert is not objectional.  Their pull-out strength exceeds the tensile strength of most Military Standard screws. 

KNC, KNCC, KNCA Series
Unit of Measure

Specifications

Insert Type

 N/A Miniature Inserts

Material

 N/A Nitronic 60 per ASTM-A-479 or AMS 5848

Finish

 N/A Passivate per AMS2700

Lube Description

 N/A None

Internal Thread Lock

 N/A No

Internal Thread Size

 N/A 0.0600-80 UNJF-3B

External Thread Size

 N/A 0.1380-40 UNF-3A

Shear Engagement Area (in²) Ref.

 N/A 0.0132

L ±.010

 N/A 0.100

T ±.010

 N/A 0.085

Tap Drill Diameter

 N/A 0.122/0.119

C'Sink Diameter
+.010
-.000

 N/A 0.140

Thread Tap Size

 N/A 0.1380-40 UNF-2B

Thread Tap Depth Min

 N/A 0.130

Installation Tool Part Number

 N/A TKNC 008

Removal Drill Size

 N/A #38 (0.101)

Drill Depth ±.010

 N/A 0.0630