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KNCM Series
Unit of Measure

Insert Type

 N/A Miniature - Metric

Material

 N/A Chrome Moly Steel, Type 4140 per MIL-S-5626 or Type 8740 per AMS 6322, 160 KSI Minimum Tensile Strength

Finish Description

 N/A Cadmium Plate per QQ-P-416, Type II, Class 3

Lube Description

 N/A None

Internal Thread Lock

 N/A No

Internal Thread Size

 N/A M2.5x0.45-5H

External Thread Size

 N/A M4.5x0.75-4h

Shear Engagement Area (mm²) Ref.

 N/A 26.5000

L ±0.25

 N/A 3.800 mm

T ±.25

 N/A 0.000 mm

Tap Drill Diameter

 N/A 3.980/3.875

C'Sink Diameter
+.25
-.00

 N/A 4.600

Thread Tap Size

 N/A M 4.5 x 0.75-6H

Thread Tap Depth Min

 N/A 5.000

Installation Tool Part Number

 N/A TKNCM 2.5 x 0.45

Removal Drill Size

 N/A 3.000

Drill Depth ±.25

 N/A 2.0000