The NKI Series Needle Roller Bearings are high-precision, compact bearings designed for applications requiring high radial load capacity and efficient performance in minimal spaces. Featuring an integrated inner ring, these bearings ensure precise alignment and enhanced durability, 자동차에 이상적임, 산업용에 이상적, and machinery use. Their robust design and precision manufacturing guarantee reliable performance in demanding environments.
특징:
- Integrated Inner Ring: Ensures stable alignment and allows usage on shafts without hardened and ground raceways.
- 니들 롤러 설계: Provides high load-carrying capacity while minimizing space requirements.
- 컴팩트하고 경량: Optimized for use in applications with limited space without compromising strength.
- 내구성 있는 재료: Constructed from premium-grade steel for excellent wear and corrosion resistance.
- 정밀 엔지니어링: Designed for smooth operation with minimal friction and noise.
- 높은 하중 용량: Built to handle substantial radial loads in compact systems.
- 씰 및 개방형 옵션: Available with seals for enhanced protection against contaminants.
응용 분야:
- 자동차: 변속기에서 사용, camshafts, and suspension systems for efficient power transmission.
- 산업 기계: Ideal for gearboxes, 압축기, and pumps requiring reliable and compact bearings.
- 항공우주용: Suitable for lightweight applications demanding high load performance.
- 농업 장비: Common in harvesters, tractors, and other machinery for dependable operation.
- 전동 공구: 드릴에 사용됨, 연삭기, and saws where space and performance are critical.
| 베어링 모델 | 치수(mm) | permisive | 기본 하중 등급(N) | 제한 속도(rpm) | 무게(Kg) | |||||
| d | F | D | B | fmin | offset (s) | 동적 하중(C) | 정적 하중(C0) | 오일 | ||
| NKI5/12 | 5 | 8 | 15 | 12 | 0.3 | 1.5 | 3.2 | 3.28 | 25600 | 0.012 |
| NKI6/12 | 6 | 9 | 16 | 12 | 0.3 | 1.5 | 3.64 | 4 | 24000 | 0.013 |
| NKI6/16 | 6 | 9 | 16 | 16 | 0.3 | 2 | 4.4 | 5.12 | 24000 | 0.017 |
| NKI7/12 | 7 | 10 | 17 | 12 | 0.3 | 1.5 | 3.64 | 4.08 | 22400 | 0.014 |
| NKI7/16 | 7 | 10 | 17 | 16 | 0.3 | 2 | 4.36 | 5.16 | 22400 | 0.018 |
| NKI9/12 | 9 | 12 | 19 | 12 | 0.3 | 1.5 | 4 | 4.88 | 20800 | 0.018 |
| NKI9/16 | 9 | 12 | 19 | 16 | 0.3 | 2 | 7.2 | 8.8 | 20800 | 0.022 |
| NKI10/16 | 10 | 14 | 22 | 16 | 0.3 | 0.5 | 8.24 | 9.2 | 19200 | 0.03 |
| NKI10/20 | 10 | 14 | 22 | 20 | 0.3 | 0.5 | 10.4 | 12.48 | 19200 | 0.038 |
| NKI12/16 | 12 | 16 | 24 | 16 | 0.3 | 0.5 | 9.76 | 11.92 | 18400 | 0.033 |
| NKI12/20 | 12 | 16 | 24 | 20 | 0.3 | 0.5 | 11.68 | 15.04 | 18400 | 0.042 |
| NKI15/16 | 15 | 19 | 27 | 16 | 0.3 | 0.5 | 10.64 | 13.92 | 16800 | 0.039 |
| NKI15/20 | 15 | 19 | 27 | 20 | 0.3 | 0.5 | 12.8 | 17.76 | 16800 | 0.045 |
| NKI17/16 | 17 | 21 | 29 | 16 | 0.3 | 0.5 | 11 | 15 | 15200 | 0.042 |
| NKI17/20 | 17 | 21 | 29 | 20 | 0.3 | 0.5 | 14.64 | 21.68 | 15200 | 0.053 |
| NKI20/16 | 20 | 24 | 32 | 161 | 0.3 | 0.5 | 12.16 | 17.84 | 13600 | 0.049 |
| NKI20/20 | 20 | 24 | 32 | 20 | 0.3 | 0.5 | 14.88 | 23.04 | 13600 | 0.061 |
| NKI22/16 | 22 | 26 | 34 | 16 | 0.3 | 0.5 | 12.48 | 18.88 | 12000 | 0.046 |
| NKI22/20 | 22 | 26 | 34 | 20 | 0.3 | 0.5 | 15.28 | 24.4 | 12000 | 0.064 |
| NKI25/20 | 25 | 29 | 38 | 20 | 0.3 | 1 | 17.76 | 27.2 | 11200 | 0.079 |
| NKI25/30 | 25 | 29 | 38 | 30 | 0.3 | 1.5 | 22 | 40.4 | 11200 | 0.123 |
| NKI28/20 | 28 | 32 | 42 | 20 | 0.3 | 1 | 18.8 | 30 | 10400 | 0.096 |
| NKI28/30 | 28 | 32 | 42 | 30 | 0.3 | 1.5 | 27.2 | 48.4 | 10400 | 0.146 |
| NKI30/20 | 30 | 35 | 45 | 20 | 0.3 | 0.5 | 19.84 | 33.2 | 8800 | 0.112 |
| NKI30/30 | 30 | 35 | 45 | 30 | 0.3 | 1 | 28.8 | 53.2 | 8800 | 0.171 |
| NKI32/20 | 32 | 37 | 47 | 20 | 0.3 | 0.5 | 20.24 | 34.8 | 8800 | 0.117 |
| NKI32/30 | 32 | 37 | 47 | 30 | 0.3 | 1 | 29.2 | 55.6 | 8800 | 0.17 |
| NKI35/20 | 35 | 40 | 50 | 20 | 0.3 | 0.5 | 21.12 | 37.6 | 8000 | 0.13 |
| NKI35/30 | 35 | 40 | 50 | 30 | 0.3 | 1 | 30.8 | 60.8 | 8000 | 0.193 |
| NKI38/20 | 38 | 43 | 53 | 20 | 0.3 | 0.5 | 22 | 40.8 | 7600 | 0.134 |
| NKI38/30 | 38 | 43 | 53 | 30 | 0.3 | 1 | 32 | 65.6 | 7600 | 0.207 |
| NKI40/20 | 40 | 45 | 55 | 20 | 0.3 | 0.5 | 22.4 | 42 | 7200 | 0.143 |
| NKI40/30 | 40 | 45 | 55 | 30 | 0.3 | 1 | 32.8 | 68.4 | 7200 | 0.216 |
| NKI42/20 | 42 | 47 | 57 | 20 | 0.3 | 0.5 | 23 | 44.4 | 6800 | 0.148 |
| NKI42/30 | 42 | 47 | 57 | 30 | 0.3 | 1 | 34 | 73.2 | 6800 | 0.222 |
| NKI45/25 | 45 | 50 | 62 | 25 | 0.6 | 1.5 | 30.8 | 59.6 | 6400 | 0.229 |
| NKI45/35 | 45 | 50 | 62 | 35 | 0.6 | 2 | 40.8 | 84.8 | 6400 | 0.322 |
| NKI50/25 | 50 | 55 | 68 | 25 | 0.6 | 1.5 | 32.8 | 65.6 | 6000 | 0.271 |
| NKI50/35 | 50 | 55 | 68 | 35 | 0.6 | 2 | 43.2 | 94.4 | 6000 | 0.379 |
| NKI55/25 | 55 | 60 | 72 | 25 | 0.6 | 1.5 | 32.8 | 68 | 5200 | 0.271 |
| NKI55/35 | 55 | 60 | 72 | 35 | 0.6 | 2 | 45.6 | 104 | 5200 | 0.379 |
| NKI60/25 | 60 | 68 | 82 | 25 | 0.6 | 1 | 35.6 | 71.2 | 4800 | 0.393 |
| NKI60/35 | 60 | 68 | 82 | 35 | 0.6 | 1 | 50.4 | 111.2 | 4800 | 0.551 |
| NKI65/25 | 65 | 73 | 90 | 25 | 1 | 1 | 43.2 | 80 | 4400 | 0.466 |
| NKI65/35 | 65 | 73 | 90 | 35 | 1 | 1 | 61.2 | 124.8 | 4400 | 0.66 |
| NKI70/25 | 70 | 80 | 95 | 25 | 1 | 0.8 | 45.6 | 95.2 | 4000 | 0.525 |
| NKI70/35 | 70 | 80 | 95 | 35 | 1 | 0.8 | 63.6 | 147.2 | 4000 | 0.738 |
| NKI75/25 | 75 | 85 | 105 | 25 | 1 | 1 | 56.4 | 98.4 | 3760 | 0.642 |
| NKI75/35 | 75 | 85 | 105 | 35 | 1 | 1 | 80 | 154.4 | 3760 | 0.853 |
| NKI80/25 | 80 | 90 | 110 | 25 | 1 | 1 | 57.2 | 102.4 | 3520 | 0.68 |
| NKI80/35 | 80 | 90 | 110 | 35 | 1 | 1 | 83.2 | 166.4 | 3520 | 0.959 |
| NKI85/26 | 85 | 95 | 115 | 261 | 1 | 1.5 | 59.6 | 109.6 | 3360 | 0.743 |
| NKI85/36 | 85 | 95 | 115 | 36 | 1 | 1.5 | 86.4 | 178.4 | 3360 | 1.05 |
| NKI90/26 | 90 | 100 | 120 | 261 | 1 | 1.5 | 58,8 | 109.6 | 3200 | 0.781 |
| NKI90/36 | 90 | 100 | 120 | 36 | 1 | 1.5 | 85.6 | 178.4 | 3200 | 1.09 |
| NKI95/26 | 95 | 105 | 125 | 26 | 1 | 1.5 | 61.2 | 117.6 | 3040 | 0.819 |
| NKI95/36 | 95 | 105 | 125 | 36 | 1 | 1.5 | 88.8 | 190.4 | 3040 | 1.15 |
| NKI100/30 | 100 | 110 | 130 | 30 | 1.1 | 1.5 | 78 | 163.2 | 2880 | 0.99 |
| NKI100/40 | 100 | 110 | 130 | 40 | 1.1 | 2 | 103.2 | 233,6 | 2880 | 1.34 |
| NKI110/40 | 110 | 120 | 140 | 40 | 1.1 | 1 | 90.4 | 214.4 | 2640 | 1.49 |
| NKI120/40 | 120 | 130 | 150 | 40 | 1.1 | 1 | 92.8 | 226.4 | 2480 | 1.57 |
| NKI130/32 | 130 | 145 | 170 | 32 | 1.5 | 1 | 88.8 | 190.4 | 2240 | 1.9 |
| NKI130/42 | 130 | 145 | 170 | 42 | 1.5 | 1 | 122.4 | 288 | 2240 | 2.54 |
| NKI140/32 | 140 | 155 | 180 | 32 | 1.5 | 1 | 91.2 | 201.6 | 2080 | 2.04 |
| NKI140/42 | 140 | 155 | 180 | 42 | 1.5 | 1 | 124.8 | 304 | 2080 | 2.69 |
| NKI150/32 | 150 | 165 | 190 | 32 | 1.5 | 1 | 93.6 | 212 | 1920 | 2.32 |
| NKI150/42 | 150 | 165 | 190 | 42 | 1.5 | 1 | 128 | 320 | 1920 | 2.84 |










