3.175*6.35*2.78mm R144 SR144 Stainless Steel Mini Dental Bearing For Nsk Dental Handpiece, dental drill bearing, dental ceramic bearing.
3.175*6.35*2.78mm R144 SR144 Stainless Steel Mini Dental Bearing For Nsk Dental Handpiece, dental drill bearing, dental ceramic bearing.
R144zz R144 SR144 SR144zz Dental Bearing Specification:
| Model Number | Application | Height | Bore Size | External Diameter |
| R144 | For Nsk Dental Handpiece | 2.381 mm | 6.35 mm | 3.175 mm |
| R144 | For WH Dental Handpiece | 2.78 mm | 6.35 mm | 3.175 mm |
Material Advantages:
With stainless steel 440c are Acid and alkali resistance; Washable; High temperature disinfection
| Product material | Outer circle : stainless steel 440C |
| Inner circle : stainless steel 440C | |
| retainer : PTFE | |
| Ball : Ceramic ball | |
| Accuracy grade | P4 |
| Seal type | ZZ (sealed by seteel on both side) |
| Rotation rate | 350000-400000/ minute |
R144zz R144 SR144 SR144zz Bearing Application:
Handpiece bearings , the inner and outer rings of refining stainless steel (9Cr18Mo) material the ball refined stainless steel (AISI440C) or a non-metallic super-hard ceramic material (SI3N4), has good wear resistance cagethe imported the TORLON or high-strength low-friction and self-lubricating properties of polyimide material or 80 to 120 phenolic Textolite material, bearing 200 ~ 250Kpa air pressure, the speed of up to 300 000 to 400 000 rpm. Under normal conditions of use, bearing the working life of more than 6 months.
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We Can Offer Other Dental Handpiece Bearing :
| NO | PART NUMBER | DIMENSION |
| 1 | SR144TL | 6.35×3.175×2.38 |
| 2 | SR144TLN | 6.35×3.175×2.38 |
| 3 | SR144TLZ | 6.35×3.175×2.38 |
| 4 | SR144TLZN | 6.35×3.175×2.38 |
| 5 | SR144TLK | 6.35×6×3.175×2.38 |
| 6 | SR144TLKN | 6.35×6×3.175×2.38 |
| 7 | SR144TLKZ | 6.35×6×3.175×2.38 |
| 8 | SR144TLKZN | 6.35×6×3.175×2.38 |
| 9 | SR144TLW | 6.35×3.175×2.78 |
| 10 | SR144TLWN | 6.35×3.175×2.78 |
| 11 | SR144TLZW | 6.35×3.175×2.78 |
| 12 | SR144TLZNW | 6.35×3.175×2.78 |
| 13 | SR144TLKW | 6.35×6×3.175×2.78 |
| 14 | SR144TLKNW | 6.35×6×3.175×2.78 |
| 15 | SR144TLKZW | 6.35×6×3.175×2.78 |
| 16 | SR144TLKZNW | 6.35×6×3.175×2.78 |
| 17 | SFR144TLZN | 6.35×6×3.175×2.38 |
| 18 | SFR144TLZ | 6.35×6×3.175×2.38 |
| 19 | SFR144TLZW | 6.35×6×3.175×2.78 |
| 20 | SFR144TLZWN | 6.35×6×3.175×2.78 |
| 21 | R2-5ZZ | 7.938×3.175×3.571 |
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