GN 1804.1 Slotted Spanner Lock Nuts Steel, with Polyamide Insert


Product description


GN 1804.1 slotted spanner lock nuts are self-locking because of the polyamide insert. They can therefore also be used as a setting nut and may be used more than once.

The thread series corresponds to DIN 981 roller bearing slotted spanner nuts for the most part. The additionally available dimensions cover common thread sizes used in machine and fixture construction.

The sizes M55x2 and larger have 6 slots.


  • Property class 5
  • Zinc plated, blue passivated finish

Polyamide insert (PA)
Temperature resistant up to 194 °F (90 °C)

RoHS compliant


Hook spanner wrenches DIN 1810
(Part number, see table)

Technical drawing

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GN 1804.1 Steel Slotted Spanner Lock Nuts, with Polyamide Insert sketch

Part Options / Table

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Dimensions in: Inch | Metric
d1 +0.001
d2d3bmNo. of slotsPart number
hook spanner wrench
M 10 x 0.750.710.590.120.300.184A54593
M 10 x 10.710.590.120.300.174A54593
M 12 x 10.830.710.120.300.184A54593
M 12 x 1.50.830.710.120.360.224A54593
M 14 x 1.50.940.830.160.420.244A54601
M 15 x 10.940.830.160.330.224A54601
M 16 x
M 17 x 11.100.940.160.330.224A54601
M 18 x
M 20 x
M 20 x
M 22 x 1.51.501.300.200.500.284A54635
M 24 x 1.51.501.300.200.420.244A54635
M 25 x 1.51.501.300.200.410.264A54635
M 28 x 1.51.731.500.200.440.274A54643
M 30 x 1.51.731.500.200.430.264A54643
M 32 x 1.51.971.730.200.440.264A54643
M 35 x 1.51.971.730.200.430.284A54643
M 38 x
M 40 x
M 42 x 1.52.442.170.240.600.424A54668
M 45 x 1.52.442.170.240.470.324A54668
M 50 x 1.52.682.400.240.510.334A54676
M 55 x 22.952.680.280.530.336A54676
M 60 x 23.152.870.280.530.336A54684

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Total US Dollars (net)
In stock: 791
In stock
Please note our quantity discounts (US Dollars).
≥ 500$1.66
Prop 65: Not compliant
Cancer and Reproductive Harm -
RoHS: Compliant
This article is RoHS-compliant in application of Annex III., which means it complies with EU Directive 2011/65/EU, including extension (2015/863/EU), for restricting the use of certain hazardous substances in electrical and electronic devices. The Directive regulates the use of hazardous substances in devices and components. The implementation in national law is summarily described with RoHS(Restriction of (the use of certain) hazardous substances)).
Weight: 0.013 lbs
If weight is not listed, please contact our Sales Department for additional information regarding weight.
Phone: 800-877-8351
All Prices are in US Dollars. Taxes Not Included.

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