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18 mm guide-bushing 392767
€2.57 - €6.22
18 mm guide-bushing - 18 x 20 x 8 (SP-UN03211) SP-UN03211
€2.83 (In Stock)
18 mm guide-bushing - 18 x 20 x 10 (SP-UN03212) SP-UN03212
€2.57 (In Stock)
18 mm guide-bushing - 18 x 20 x 12 (SP-UN03213) SP-UN03213
€2.57 (In Stock)
18 mm guide-bushing - 18 x 20 x 14 (SP-UN03214) SP-UN03214
€3.39 (In Stock)
18 mm guide-bushing - 18 x 20 x 15 (SP-UN03215) SP-UN03215
€2.57 (In Stock)
18 mm guide-bushing - 18 x 20 x 18 (SP-UN03216) SP-UN03216
€3.07 (In Stock)
18 mm guide-bushing - 18 x 20 x 20 (SP-UN03217) SP-UN03217
€2.95 (In Stock)
18 mm guide-bushing - 18 x 20 x 25 (SP-UN03218) SP-UN03218
€3.21 (In Stock)
18 mm guide-bushing - 18 x 21 x 15 (SP-UN03219) SP-UN03219
€4.59 (In Stock)
18 mm guide-bushing - 18 x 21 x 15 (SP-UN03219) SP-UN03219
€4.59 (In Stock)
Part no. SP-UN03211 | SP-UN03212 | SP-UN03213
SP-UN03214 | SP-UN03215 | SP-UN03216 | SP-UN03217
SP-UN03218 | SP-UN03219 | SP-UN032110
Steel guide bushings with high-quality internal coating, selected from the best standardized products in addition to productions according to AlcoTech specifications. The PTFE-based sliding surface allows for operation with a low coefficient of friction (minimized stick-slip effect) and reduced wear of the counter-surface.
Features:
- Static load limit: N/mm² 250
- Dynamic load limit: N/mm² 140
- Allowable sliding speed: m/s 2.0 (p = 1.0)
- Coefficient of friction: m 0.02 - 0.25
- Operating temperatures: -200° / +280°C max
- High chemical resistance
- Thermal stability
- Maintenance-free
- Shaft tolerance: f7 – h8
- Housing tolerance: H7
- Shaft roughness: Ra, µm 0.05 - 0.5
- Shaft hardness: HB 300 – 600
