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 303 CRES per AMS 5640 or ASTM-A-582

Finish

 N/A Silver Plate per ASTM B700, Type I, Grade A, Class N

Lube Description

 N/A None

Internal Thread Lock

 N/A No

Internal Thread Size

 N/A 0.1120-40 UNJC-3B

External Thread Size

 N/A 0.1900-32 UNF-2A

Shear Engagement Area (in²) Ref.

 N/A 0.0302

L ±.010

 N/A 0.170

T ±.010

 N/A 0.125

Tap Drill Diameter

 N/A 0.164/0.160

C'Sink Diameter
+.010
-.000

 N/A 0.194

Thread Tap Size

 N/A 0.1900-32 UNF-2B

Thread Tap Depth Min

 N/A 0.160

Installation Tool Part Number

 N/A TKNC 04

Removal Drill Size

 N/A #29 (0.136)

Drill Depth ±.010

 N/A 0.0940