A video with the best explanation of how Nordlock loosening washers are used.

Washers Nord-Lock: List of dimensions

 

Nord-Lock washers are available in the following materials and sizes:

  • Lacquered steel washers Delta Protekt® (galvanized coating - English), NL3 - NL42 (standard sizes) and NL45 - NL130 (on request).
  • Stainless steel washers (EN 1.4404 / AISI 316L), NL3ss - NL42ss (standard sizes) and NL45ss - NL80ss (on request).
  • SMO® 254 washers are available in NL3ss-254 - NL39ss-254 (on request).
  • Other available stainless steel alloys are INCONEL® / HASTELLOY® C276 and INCONEL® 718. Available upon request.

torque_diags-e1339518277959

øi øo T
NL3-NL8
øi: ±0,1 mm (0.004 inch)
NL3-NL24
øo: ±0,2 mm (0.008 inch)
NL3-NL42
T: ±0,25 mm (0.01 inch)
NL10-NL42
øi: ±0,2 mm (0.008 inch)
NL27-NL42
øo: ±0,3 mm (0.012 inch)
NL45-NL130
T: ±0,75mm (0.03 inch)
NL45-NL130
øi: +0,5 mm (0.02 inch) / -0,0 mm
NL45-NL130
øo: +0,0 mm / -2,0 mm (0.08 inch)

Si quieres más información por favor checa nuestra ficha técnica: 

ADS-soporte-tecnico-nord-lock-2015