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
Print Back
On the above-mentioned NYLSTOP nuts temperature 120°C -included in the range of diameters between 3 and 8 mm one can assemble a Nylon cap which assures the self-locking action, the sealing t the tread level (test pressure 5 Kg/cm2) as well as the protection of the top of the screw and everything around.

For further details, have reference to the corresponding dimensional sheet.

Contact Howmet for the diameter/type in manufacturing.
Nylon Cap - Hexagon Nut, Anchor Nut And Gang Channel Nut - Nylstop
Unit of Measure
1 

Item #

D

A

h - MIN

H - MAX

L - MAX

3PACN N/A 3.000 mm N/A 4.800 mm N/A 4.800 mm N/A 5.600 mm N/A 7.700 mm
4PACN N/A 4.000 mm N/A 4.800 mm N/A 5.800 mm N/A 6.600 mm N/A 8.900 mm
5PACN N/A 5.000 mm N/A 5.800 mm N/A 6.600 mm N/A 7.600 mm N/A 9.900 mm
6PACN N/A 6.000 mm N/A 7.000 mm N/A 7.800 mm N/A 9.800 mm N/A 12.500 mm
8PACN N/A 8.000 mm N/A 9.300 mm N/A 10.800 mm N/A 12.900 mm N/A 15.700 mm
3NS*CN N/A 3.000 mm N/A 4.800 mm N/A 4.800 mm N/A 5.600 mm N/A 7.700 mm
4NS*CN N/A 4.000 mm N/A 4.800 mm N/A 5.800 mm N/A 6.600 mm N/A 8.900 mm
5NS*CN N/A 5.000 mm N/A 5.800 mm N/A 6.600 mm N/A 7.600 mm N/A 9.900 mm
6NS*CN N/A 6.000 mm N/A 7.000 mm N/A 7.800 mm N/A 9.800 mm N/A 12.500 mm
8NS*CN N/A 8.000 mm N/A 9.300 mm N/A 10.800 mm N/A 12.900 mm N/A 15.700 mm
3GALCN N/A 3.000 mm N/A 4.800 mm N/A 4.800 mm N/A 5.600 mm N/A 7.700 mm
4GALCN N/A 4.000 mm N/A 4.800 mm N/A 5.800 mm N/A 6.600 mm N/A 8.900 mm
5GALCN N/A 5.000 mm N/A 5.800 mm N/A 6.600 mm N/A 7.600 mm N/A 9.900 mm
6GALCN N/A 6.000 mm N/A 7.000 mm N/A 7.800 mm N/A 9.800 mm N/A 12.500 mm
8GALCN N/A 8.000 mm N/A 9.300 mm N/A 10.800 mm N/A 12.900 mm N/A 15.700 mm
3AJALCN N/A 3.000 mm N/A 4.800 mm N/A 4.800 mm N/A 5.600 mm N/A 7.700 mm
4AJALCN N/A 4.000 mm N/A 4.800 mm N/A 5.800 mm N/A 6.600 mm N/A 8.900 mm
5AJALCN N/A 5.000 mm N/A 5.800 mm N/A 6.600 mm N/A 7.600 mm N/A 9.900 mm
6AJALCN N/A 6.000 mm N/A 7.000 mm N/A 7.800 mm N/A 9.800 mm N/A 12.500 mm
8AJALCN N/A 8.000 mm N/A 9.300 mm N/A 10.800 mm N/A 12.900 mm N/A 15.700 mm
3BLALCN N/A 3.000 mm N/A 4.800 mm N/A 4.800 mm N/A 5.600 mm N/A 7.700 mm
4BLALCN N/A 4.000 mm N/A 4.800 mm N/A 5.800 mm N/A 6.600 mm N/A 8.900 mm
5BLALCN N/A 5.000 mm N/A 5.800 mm N/A 6.600 mm N/A 7.600 mm N/A 9.900 mm
6BLALCN N/A 6.000 mm N/A 7.000 mm N/A 7.800 mm N/A 9.800 mm N/A 12.500 mm
8BLALCN N/A 8.000 mm N/A 9.300 mm N/A 10.800 mm N/A 12.900 mm N/A 15.700 mm
3BJALCN N/A 3.000 mm N/A 4.800 mm N/A 4.800 mm N/A 5.600 mm N/A 7.700 mm
4BJALCN N/A 4.000 mm N/A 4.800 mm N/A 5.800 mm N/A 6.600 mm N/A 8.900 mm
5BJALCN N/A 5.000 mm N/A 5.800 mm N/A 6.600 mm N/A 7.600 mm N/A 9.900 mm
6BJALCN N/A 6.000 mm N/A 7.000 mm N/A 7.800 mm N/A 9.800 mm N/A 12.500 mm
8BJALCN N/A 8.000 mm N/A 9.300 mm N/A 10.800 mm N/A 12.900 mm N/A 15.700 mm
4TACN N/A 4.000 mm N/A 4.800 mm N/A 5.100 mm N/A 5.900 mm N/A 8.200 mm
5TACN N/A 5.000 mm N/A 5.800 mm N/A 5.800 mm N/A 6.800 mm N/A 9.100 mm
6TACN N/A 6.000 mm N/A 7.000 mm N/A 6.600 mm N/A 8.600 mm N/A 11.300 mm
8TACN N/A 8.000 mm N/A 9.300 mm N/A 9.000 mm N/A 11.100 mm N/A 13.900 mm
4LACN N/A 4.000 mm N/A 4.800 mm N/A 6.600 mm N/A 5.900 mm N/A 8.200 mm
5LACN N/A 5.000 mm N/A 5.800 mm N/A 7.600 mm N/A 6.800 mm N/A 9.100 mm
6LACN N/A 6.000 mm N/A 7.000 mm N/A 9.800 mm N/A 8.600 mm N/A 11.300 mm
8LACN N/A 8.000 mm N/A 9.300 mm N/A 12.900 mm N/A 11.100 mm N/A 13.900 mm
4A217CN N/A 4.000 mm N/A 4.800 mm N/A 6.600 mm N/A 5.900 mm N/A 8.200 mm
5A217CN N/A 5.000 mm N/A 5.800 mm N/A 7.600 mm N/A 6.800 mm N/A 9.100 mm
6A217CN N/A 6.000 mm N/A 7.000 mm N/A 9.800 mm N/A 8.600 mm N/A 11.300 mm
8A217CN N/A 8.000 mm N/A 9.300 mm N/A 12.900 mm N/A 11.100 mm N/A 13.900 mm
4RCN-AV N/A 4.000 mm N/A 4.800 mm N/A 6.600 mm N/A 5.900 mm N/A 8.200 mm
5RCN-AV N/A 5.000 mm N/A 5.800 mm N/A 7.600 mm N/A 6.800 mm N/A 9.100 mm
6RCN-AV N/A 6.000 mm N/A 7.000 mm N/A 9.800 mm N/A 8.600 mm N/A 11.300 mm
8RCN-AV N/A 8.000 mm N/A 9.300 mm N/A 12.900 mm N/A 11.100 mm N/A 13.900 mm
4RCN-CV N/A 4.000 mm N/A 4.800 mm N/A 6.600 mm N/A 5.900 mm N/A 8.200 mm
5RCN-CV N/A 5.000 mm N/A 5.800 mm N/A 7.600 mm N/A 6.800 mm N/A 9.100 mm
6RCN-CV N/A 6.000 mm N/A 7.000 mm N/A 9.800 mm N/A 8.600 mm N/A 11.300 mm
8RCN-CV N/A 8.000 mm N/A 9.300 mm N/A 12.900 mm N/A 11.100 mm N/A 13.900 mm
4RCN N/A 4.000 mm N/A 4.800 mm N/A 6.600 mm N/A 5.900 mm N/A 8.200 mm
5RCN N/A 5.000 mm N/A 5.800 mm N/A 7.600 mm N/A 6.800 mm N/A 9.100 mm
6RCN N/A 6.000 mm N/A 7.000 mm N/A 9.800 mm N/A 8.600 mm N/A 11.300 mm
8RCN N/A 8.000 mm N/A 9.300 mm N/A 12.900 mm N/A 11.100 mm N/A 13.900 mm
4NRCN1006 N/A 4.000 mm N/A 4.800 mm N/A 7.300 mm N/A 8.100 mm N/A 10.400 mm
5NRCN1006 N/A 5.000 mm N/A 5.800 mm N/A 7.900 mm N/A 8.900 mm N/A 11.200 mm
6NRCN1006 N/A 6.000 mm N/A 7.000 mm N/A 8.600 mm N/A 10.600 mm N/A 13.300 mm
4NRCN2006 N/A 4.000 mm N/A 4.800 mm N/A 7.300 mm N/A 8.100 mm N/A 10.400 mm
5NRCN2006 N/A 5.000 mm N/A 5.800 mm N/A 7.900 mm N/A 8.900 mm N/A 11.200 mm
6NRCN2006 N/A 6.000 mm N/A 7.000 mm N/A 8.600 mm N/A 10.600 mm N/A 13.300 mm
4NRCN3006 N/A 4.000 mm N/A 4.800 mm N/A 7.300 mm N/A 8.100 mm N/A 10.400 mm
5NRCN3006 N/A 5.000 mm N/A 5.800 mm N/A 7.900 mm N/A 8.900 mm N/A 11.200 mm
6NRCN3006 N/A 6.000 mm N/A 7.000 mm N/A 8.600 mm N/A 10.600 mm N/A 13.300 mm
4NRCN4006 N/A 4.000 mm N/A 4.800 mm N/A 7.300 mm N/A 8.100 mm N/A 10.400 mm
5NRCN4006 N/A 5.000 mm N/A 5.800 mm N/A 7.900 mm N/A 8.900 mm N/A 11.200 mm
6NRCN4006 N/A 6.000 mm N/A 7.000 mm N/A 8.600 mm N/A 10.600 mm N/A 13.300 mm
4NFCN5068 N/A 4.000 mm N/A 4.800 mm N/A 7.300 mm N/A 8.100 mm N/A 10.400 mm
5NFCN5068 N/A 5.000 mm N/A 5.800 mm N/A 7.900 mm N/A 8.900 mm N/A 11.200 mm
6NFCN5068 N/A 6.000 mm N/A 7.000 mm N/A 8.600 mm N/A 10.600 mm N/A 13.300 mm
4NFCN6068 N/A 4.000 mm N/A 4.800 mm N/A 7.300 mm N/A 8.100 mm N/A 10.400 mm
5NFCN6068 N/A 5.000 mm N/A 5.800 mm N/A 7.900 mm N/A 8.900 mm N/A 11.200 mm
6NFCN6068 N/A 6.000 mm N/A 7.000 mm N/A 8.600 mm N/A 10.600 mm N/A 13.300 mm
4NBCN7063 N/A 4.000 mm N/A 4.800 mm N/A 7.300 mm N/A 8.100 mm N/A 10.400 mm
5NBCN7063 N/A 5.000 mm N/A 5.800 mm N/A 7.900 mm N/A 8.900 mm N/A 11.200 mm
6NBCN7063 N/A 6.000 mm N/A 7.000 mm N/A 8.600 mm N/A 10.600 mm N/A 13.300 mm
Unit of Measure
1