GN 509.3 Spring Retainers For Ball Transfer Units


Product Family Stainless Steel

Standard parts made of rustproof stainless steel have been designed for use in the food sector, in the chemical industry, for aggressive ambient conditions or for outdoor use.

  • corrosion-resistant
  • precise fit
  • environmentally friendly
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Product description


GN 509.3 spring retainers are a component of the ball transfer units used on conveyor tracks.

In the Type A version, the spring washer facilitates insertion and removal of ball from the top side.

In the Type B version, the retaining ring is mounted from the back. Ball transfers units mounted this way can no longer be dismantled. No restrictions exist with respect to sheet metal thickness.


Spring washer, Type A
Stainless steel, European Standard No. 1.4125

Retaining ring, Type B
Steel, zinc plated

RoHS compliant

Technical drawing

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GN 509.3 Spring Retainers, For Ball Transfer Units sketch

Part Options / Table


AClamp spring washer
BRetaining ring
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Dimensions in: Inch (change to Metric)
Type A
Type B
Type A
Type B
Minimum dimension
Type A
Type B
for ball transfer units
GN 509
GN 509.1

1.22-.98-2 ... 3-.59
1.73-1.47-2 ... 4-.87
2.17-1.84-2 ... 4-1.18

Build & Price

d1 (Type A)
d2 (Type B)

Selected Part

Total USD (net)
In stock: 5
In stock
Please note our quantity discounts (USD).
≥ 250$1.47
Weight: 0.002 lbs
If weight is not listed, please contact our Sales Department for additional information regarding weight.
Phone: 800-877-8351
RoHS compliant: Yes
This article conforms to RoHS, which means it complies with EU Directive 2011/65/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)).
All Prices are in US Dollars. Taxes Not Included.

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