Accessories / Reference

Nakanishi CHK Collets Chart

The full CHK-series collet range for NSK Nakanishi spindles, by product code and bore size. Bores run from 0.5 mm to 6.35 mm, including the 1/8" and 1/4" imperial sizes.

Nakanishi CHK collet product codes, names, and inside diameters
Product CodeProduct NameInside Diameter d
91505CHK-0.5ø0.5
91506CHK-0.6ø0.6
91507CHK-0.7ø0.7
91508CHK-0.8ø0.8
91509CHK-0.9ø0.9
91510CHK-1.0ø1.0
91511CHK-1.1ø1.1
91512CHK-1.2ø1.2
91513CHK-1.3ø1.3
91514CHK-1.4ø1.4
91515CHK-1.5ø1.5
91516CHK-1.6ø1.6
91517CHK-1.7ø1.7
91518CHK-1.8ø1.8
91519CHK-1.9ø1.9
91520CHK-2.0ø2.0
91521CHK-2.1ø2.1
91522CHK-2.2ø2.2
91523CHK-2.3ø2.3
91592CHK-2.35ø2.35
91524CHK-2.4ø2.4
91525CHK-2.5ø2.5
91526CHK-2.6ø2.6
91527CHK-2.7ø2.7
91528CHK-2.8ø2.8
91529CHK-2.9ø2.9
91530CHK-3.0ø3.0
91597CHK-3.0AA*ø3.0
91531CHK-3.1ø3.1
91593CHK-3.175ø1/8"
91598CHK-3.175AA*ø1/8"
91532CHK-3.2ø3.2
91533CHK-3.3ø3.3
91534CHK-3.4ø3.4
91535CHK-3.5ø3.5
91536CHK-3.6ø3.6
91537CHK-3.7ø3.7
91538CHK-3.8ø3.8
91539CHK-3.9ø3.9
91540CHK-4.0ø4.0
91599CHK-4.0AA*ø4.0
91541CHK-4.1ø4.1
91542CHK-4.2ø4.2
91543CHK-4.3ø4.3
91544CHK-4.4ø4.4
91545CHK-4.5ø4.5
91546CHK-4.6ø4.6
91547CHK-4.7ø4.7
91594CHK-4.76ø4.76
91548CHK-4.8ø4.8
91549CHK-4.9ø4.9
91550CHK-5.0ø5.0
91551CHK-5.1ø5.1
91552CHK-5.2ø5.2
91553CHK-5.3ø5.3
91554CHK-5.4ø5.4
91555CHK-5.5ø5.5
91556CHK-5.6ø5.6
91557CHK-5.7ø5.7
91558CHK-5.8ø5.8
91559CHK-5.9ø5.9
91560CHK-6.0ø6.0
91600CHK-6.0AA*ø6.0
91596CHK-6.35ø1/4"
91601CHK-6.35AA*ø1/4"

AA* High precision type

Collets are sold individually - specify the bore size when ordering. High Precision CHK Collet in the shop.