1977 - 1981
YAMAHA ENTICER ET 250
Needle bearing
| KIMPEX
Fits to:
YAMAHA ET 250 [1977 - 1978
YAMAHA ENTICER 250 [1978 - 1981]
Specifications
| Manufacturer | KIMPEX |
|---|---|
| Inside diameter | 18 mm |
| Length | 22 mm |
| Outside diameter | 22 mm |
| Application | Piston |
| Type | Needle |
| Units | Each |
| Material | Chromium Molybdenum Alloy |
Product description
Rollers are made from bearing steel (JIS SUJ-2/SAE 52100/DIN 100 Cr6) and have been subjected to heat treatment and precision grinding radius diameter deviation; the hardness is HV700-860 (HRC60-66) All the raw material comes from Japan directly High-purity Chromium Molybdenum alloy steel (JIS SCM415) with Carbon Nitriding heat-treatment process The hardness specification is at HV500~HV600; it always can meet the requirement of high-speed engine applications Heat treated and ground to precision tolerances for reduced heat and extended life