| 357 | Housing series | | a | Type of brake | | | | |
Type of brake | | a | Without brake | | b | Wheel locking brake | | h | Total brake mounted behind | | i | Total brake mounted in front | | k | Total brake mounted behind | | q | Central brake | | r | Directional brake |
| | 29 | Wheel series | | K | Wheel bearing | | 125 | Wheel-Ø (mm) | | r | Tyre type |
Wheel bearings | | G | Plain bearing | | C | Flange bearing | | K | Precision ball bearing | | R | Roller bearing |
Type of tyre | | a | Electrically conductive tyre (<104Ohm), Shore A 80 | | b | Solid rubber tyre blue-grey, Shore A 80; wheel series 14 Shore A 64 | | c | Solid rubber tyre black, Shore A 80 | | d | Elastic solid rubber tyre blue, Shore A 70 | | e | Elastic solid rubber tyre black; wheel series 14 Shore A 67; wheel series 17 Shore A 70 | | h | Heat-resistant tyre | | l | Deep groove profile tyre (pneumatic tyres) | | n | Polypropylene tyre white | | p | Polyamide tyre white | | r | Wheel series 29/34 thermoplastic tyre (TPE) grey, Shore A 80 | | s | Cast tyre | | v | Polyurethane tyre, Shore A 95 | | w | 2-components-tyre blue-grey, operational surface Shore A 60, tyre core Shore A 85, for higher load capacities | | x | Polyamide tyre black | | y | Thermoplastic polyurethane tyre (TPU), electrically conductive (<104Ohm), Shore A 95 | | z | Polypropylene tyre black |
| | Z | Surface finishing | | P | Attachment | | F | Measurements of attachment (mm) |
Surface finishing | | C | Chrome plated | | E | Sheet steel | | G | Yellow chrome plated | | K | Solid plastic | | Z | Zinc passivated |
Attachment | | G | Threaded pin | | L | Bolt hole | | P | Plate | | R | Expanding socket | | Z | Fixing pin | | KO | Polyamide socket |
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