NA Series Radial Insert Ball Bearings are specifically engineered for applications requiring reliable radial load handling and easy mounting. Designed with a bearing insert housed in robust units, these bearings are known for their efficiency, 耐久性, and adaptability across diverse operational conditions. They are widely utilized in industries requiring high precision and performance.
特徴
- 耐久性の向上: Made from high-quality materials for longevity and resistance to wear.
- Corrosion-Resistant Options: Stainless steel options are available for harsh or moisture-prone environments.
- Effective Sealing: Equipped with robust seals to prevent contamination and ensure smooth operation.
- Flexible Locking Mechanisms: Includes set screws or eccentric locking collars for secure mounting.
- Versatile Housing Compatibility: Suitable for pillow block, flange units, and other standard housings.
- 事前潤滑設計: Supplied with high-performance grease for immediate use.
用途
- 農業機械
- Conveyor and material handling systems
- 繊維機械
- Packaging equipment
- 空調システム(HVAC)
- 自動車部品

| ベアリング No. |
内径d | 寸法(mm) | Basic Load Rating (KN) |
||||||||||
| (mm) | (インチ) | 外径D | Be | Bi | B1 | n | K | H | G | ds | 動的 | 静的 | |
| NA203 | 17 | 40 | 14 | 37.3 | 27.8 | 13.9 | 28.6 | 13.5 | 5 | M6X1 | 900 | 500 | |
| NA203-11 | 17.463 | 11/16 | 40 | 14 | 37.3 | 27.8 | 13.9 | 28.6 | 13.5 | 5 | 1/4-28UNF | 900 | 500 |
| NA204-12 | 19.05 | 3/4 | 47 | 17 | 43.7 | 34.2 | 17. | 33.3 | 13.5 | 5 | 1/4-28UNF | 1250 | 650 |
| NA204 | 20 | 47 | 17 | 43.7 | 34.2 | 17.1 | 33.3 | 13.5 | 5 | M6X1 | 1250 | 650 | |
| NA205-14 | 22.225 | 7/8 | 52 | 17 | 44.4 | 35 | 17.5 | 38.1 | 13.5 | 5 | 1/4-28UNF | 1400 | 750 |
| NA205-15 | 23.813 | 15/16 | 52 | 17 | 44.4 | 35 | 17.5 | 38.1 | 13.5 | 5 | 1/4-28UNF | 1400 | 750 |
| NA205 | 25 | 52 | 17 | 44.4 | 35 | 17.5 | 38.1 | 13.5 | 5 | M6x1 | 1400 | 750 | |
| NA205-16 | 25.4 | 1 | 52 | 17 | 44.4 | 35 | 17.5 | 38.1 | 13.5 | 5 | 1/4-28UNF | 1400 | 750 |
| NA206-18 | 28.575 | 11/8 | 62 | 19 | 48.4 | 36.6 | 18.3 | 44.5 | 15.9 | 6 | 5/16-24UNF | 1900 | 1100 |
| NA206 | 30 | 62 | 19 | 48.4 | 36.6 | 18.3 | 44.5 | 15.9 | 6 | M8x1 | 1900 | 1100 | |
| NA206-19 | 30.163 | 1 3/16 |
62 | 19 | 48.4 | 36.6 | 18.3 | 44.5 | 15.9 | 6 | 5/16-24UNF | 1900 | 1100 |
| NA206-20 | 31.75 | 11/4 | 62 | 19 | 48.4 | 36.6 | 18.3 | 44.5 | 15.9 | 6 | 5/16-24UNF | 1900 | 1100 |
| NA207-20 | 31.75 | 11/4 | 72 | 20 | 51.1 | 37.6 | 18.8 | 55.6 | 17.5 | 6.5 | 5/16-24UNF | 2550 | 1500 |
| NA207-22 | 34.925 | 13/8 | 72 | 20 | 51.1 | 37.6 | 18.8 | 55.6 | 17.5 | 6.5 | 5/16-24UNF | 2550 | 1500 |
| NA207 | 35 | 72 | 20 | 51.1 | 37.6 | 18.8 | 55.6 | 17.5 | 6.5 | M8x1 | 2550 | 1500 | |
| NA207-23 | 36.513 | 1 7/16 |
72 | 20 | 51.1 | 37.6 | 18.8 | 55.6 | 17.5 | 6.5 | 5/16-24UNF | 2550 | 1500 |
| NA208-24 | 38.1 | 11/2 | 80 | 21 | 56.3 | 42.8 | 21.4 | 60.3 | 18.3 | 6.5 | 5/16-24UNF | 2950 | 1800 |
| NA208-25 | 39.688 | 1 9/16 |
80 | 21 | 56.3 | 42.8 | 21.4 | 60.3 | 18.3 | 6.5 | 5/16-24UNF | 2950 | 1800 |
| NA208 | 40 | 80 | 21 | 56.3 | 42.8 | 21.4 | 60.3 | 18.3 | 6.5 | M8x1 | 2950 | 1800 | |
| NA209-26 | 41.275 | 15/8 | 85 | 22 | 56.3 | 42.8 | 21.4 | 63.5 | 18.3 | 6.5 | 5/16-24UNF | 3180 | 2050 |
| NA209-27 | 42.863 | 1 11/16 |
85 | 22 | 56.3 | 42.8 | 21.4 | 63.5 | 18.3 | 6.5 | 5/16-24UNF | 3180 | 2050 |
| NA209-28 | 44.45 | 13/4 | 85 | 22 | 56.3 | 42.8 | 21.4 | 63.5 | 18.3 | 6.5 | 5/16-24UNF | 3180 | 2050 |
| NA209 | 45 | 85 | 22 | 56.3 | 42.8 | 21.4 | 63.5 | 18.3 | 6.5 | M8x1 | 3180 | 2050 | |
| NA210-31 | 49.213 | 1 15/16 |
90 | 24 | 62.7 | 49.2 | 24.6 | 69.9 | 18.3 | 6.5 | 5/16-24UNF | 3500 | 2300 |
| NA210 | 50 | 90 | 24 | 62.7 | 49.2 | 24.6 | 69.9 | 18.3 | 6.5 | M8x1 | 3500 | 2300 | |
| NA210-32 | 50.8 | 2 | 90 | 24 | 62.7 | 49.2 | 24.6 | 69.9 | 18.3 | 6.5 | 5/16-24UNF | 3500 | 2300 |
| NA211-32 | 50.8 | 2 | 100 | 25 | 71.4 | 55.6 | 27.8 | 76.2 | 20.7 | 8 | 3/8-24UNF | 4350 | 2900 |
| NA211 | 55 | 100 | 25 | 71.4 | 55.6 | 27.8 | 76.2 | 20.7 | 8 | M10x1.25 | 4350 | 2900 | |
| NA211-35 | 55.563 | 2 3/16 |
100 | 25 | 71.4 | 55.6 | 27.8 | 76.2 | 20.7 | 8 | 3/8- 24UNF |
4350 | 2900 |
| NA212-36 | 57.15 | 21/4 | 110 | 27 | 77.8 | 62 | 31 | 84.2 | 22.3 | 8 | 3/8- 24UNF |
4750 | 3250 |
| NA212 | 60 | 110 | 27 | 77.8 | 62 | 31 | 84.2 | 22.3 | 8 | M10x1.25 | 4750 | 3250 | |
| NA212-39 | 61.913 | 2 7/16 |
110 | 27 | 77.8 | 62 | 31 | 84.2 | 22.3 | 8 | 3/8-24UNF | 4750 | 3250 |
| NA213-40 | 63.5 | 21/2 | 120 | 28 | 85.7 | 68.6 | 34.1 | 86 | 23.5 | 8.5 | 3/8-24UNF | 5700 | 4000 |
| NA213 | 65 | 120 | 28 | 85.7 | 68.6 | 34.1 | 86 | 23.5 | 8.5 | M10x1.25 | 5700 | 4000 | |
| NA215-47 | 74.613 | 2 15/16 |
130 | 30 | 92.1 | 75 | 37.3 | 102 | 23.5 | 8.5 | 3/8-24UNF | 6600 | 4950 |
| NA215 | 75 | 130 | 30 | 92.1 | 75 | 37.3 | 102 | 23.5 | 8.5 | M10x1.25 | 6600 | 4950 | |
| NA215-48 | 76.2 | 3 | 130 | 30 | 92.1 | 75 | 37.3 | 102| | 23.5 | 8.5 | 3/8-24UNF | 6600 | 4950 |










