Detailed Product Description
High Accuracy NTN Bearing HK / BK Series With ABEC-1 / 3 / 5 / 7 Tolerence Level
Introduction
Needle roller bearing is roller bearing with long and thin cylindrical needle roller.It have high loading capacity though its cross section is narrow.So Needle roller bearing is especially suitable for limit radical space.
Quick Detail:
1 Structure: Needle Roller Bearings
2 Material: GCr15, GCr15SiMn, G20Cr2Ni4A
3 Precision Rating: P0, P4, P5, P6
4 Vibration Level: V1, V2, V3
5 Radial Clearance: C0, C3, C4
6 Noisy level: Z1, Z2
7 Cage Material: Brass, Steel, Nylon
8 Tolerence Level: ABEC-1, 3, 5, 7
9 Certification: ISO 9000
The size include:
21 series, 31 series, 41 series, 51 series, and 61 series
part of them are listed below
Boundary dimensions(mm) | Basic load ratings(kN) | Limiting speeds(rpm) | Mass(Kg) | Bearing Number |
Fw | D | C | Cr | Cor | Grease | Oil | (Approx.) | HDBB | NTN |
25 | 32 | 12 | 9.1 | 13.2 | 6300 | 9000 | 18.3 | HK 2512 | HK 2512 |
25 | 32 | 12 | 9.1 | 13.2 | 6300 | 9000 | 22.2 | BK 2512 | BK 2512 |
40 | 47 | 12 | 11.5 | 21.2 | 4500 | 6300 | 27.6 | HK 4012 | HK 4012 |
40 | 47 | 12 | 11.5 | 21.2 | 4500 | 6300 | 37.7 | BK 4012 | BK 4012 |
4 | 8 | 8 | 1.5 | 1.2 | 20000 | 28000 | 1.4 | HK 0408 | HK 0408T2 |
4 | 8 | 8 | 1.5 | 1.2 | 20000 | 28000 | 1.5 | BK 0408 | BK 0408T2 |
18 | 24 | 12 | 7.3 | 10.5 | 7500 | 11000 | 12.1 | HK 1812 | HK 1812 |
18 | 24 | 12 | 7.3 | 10.5 | 7500 | 11000 | 14.2 | BK 1812 | BK 1812 |
6 | 10 | 9 | 2.5 | 2.4 | 16000 | 22000 | 2.1 | HK 0609 | HK 0609T2 |
6 | 10 | 9 | 2.5 | 2.4 | 16000 | 22000 | 2.3 | BK 0609 | BK 0609T2 |
28 | 35 | 16 | 14.2 | 24.2 | 6300 | 9000 | 27.6 | HK 2816 | HK 2816 |
28 | 35 | 16 | 14.2 | 24.2 | 6300 | 9000 | 32.6 | BK 2816 | BK 2816 |
10 | 14 | 10 | 3.9 | 4.8 | 11000 | 17000 | 3.6 | HK 1010 | HK 1010 |
10 | 14 | 10 | 3.9 | 4.8 | 11000 | 17000 | 3.9 | BK 1010 | BK 1010 |
50 | 58 | 20 | 27.8 | 61 | 3400 | 4800 | 67.3 | HK 5020 | HK 5020 |
50 | 58 | 20 | 27.8 | 61 | 3400 | 4800 | 82.9 | BK 5020 | BK 5020 |
25 | 32 | 20 | 17.5 | 30.8 | 6300 | 9000 | 32.3 | HK 2520 | HK 2520 |
25 | 32 | 20 | 17.5 | 30.8 | 6300 | 9000 | 36.3 | BK 2520 | BK 2520 |
40 | 47 | 20 | 22.5 | 49.2 | 4500 | 6300 | 49 | HK 4020 | HK 4020 |
40 | 47 | 20 | 22.5 | 49.2 | 4500 | 6300 | 59.1 | BK 4020 | BK 4020 |
Competitive Advantage
1 Quality level: reach the same level as the Japanese and European bearings
2 quick delievery, with large in stock.
