Needle Roller Bearings - Ntn-snr.com

Drawn cup needle roller bearings
NTN
Type HK
Type HMK, Type HMKZWD
Type BK
C
C
D
FW
D
FW
Type HK, Type HMK
Type HMKZWD
Opened End Type
FW
4050mm
Boundary dimensions Basic load ratings Limiting speeds Bearing numbers Mass Appropriate 1)
dynamic static dynamic static inner ring
mm
N kgf r/min kg
Fw D C C1
grease oil open end closed end
0 max
-0.2 Cr Cor Cr Cor design design (approx.) (as a reference)
50 30 49 000 85 000 5 000 8 700 4 000 6 000 HMK4030 0.112 IR354034
40
50 40 58 500 107 000 5 950 10 900 4 000 6 000 HMK4040ZWD 0.150
45
52 16 21 600 43 000 2 210 4 400 3 700 5 500 HK4516 0.046 IR404517
52 16 2.7 21 600 43 000 2 210 4 400 3 700 5 500 BK4516 0.058 IR404517
52 20 27 600 59 000 2 810 6 000 3 700 5 500 HK4520 0.058 IR404520.5
52 20 2.7 27 600 59 000 2 810 6 000 3 700 5 500 BK4520 0.072 IR404520.5
55 20 33 000 53 000 3 350 5 400 3 700 5 500 HMK4520 0.083 IR404520.5
55 25 41 500 71 500 4 250 7 300 3 700 5 500 HMK4525 0.104 IR404526.5
55 30 49 500 90 000 5 050 9 150 3 700 5 500 HMK4530 0.125 IR404534
55 40 59 500 113 000 6 050 11 500 3 700 5 500 HMK4540ZWD 0.167
58 20 31 500 63 000 3 200 6 450 3 200 4 800 HK5020 0.072 IR405022
58 20 2.7 31 500 63 000 3 200 6 450 3 200 4 800 BK5020 0.087 IR405022
58 25 38 500 82 000 3 900 8 400 3 200 4 800 HK5025 0.090 IR455025.5
58 25 2.7 38 500 82 000 3 900 8 400 3 200 4 800 BK5025 0.109 IR455025.5
62 12 18 200 23 600 1 860 2 410 3 200 4 800 HMK5012 0.067
50 62 15 25 900 37 000 2 650 3 800 3 200 4 800 HMK5015 0.084
62 20 37 500 60 000 3 850 6 100 3 200 4 800 HMK5020 0.112 IR405022
62 25 48 000 82 500 4 900 8 450 3 200 4 800 HMK5025 0.140 IR455025.5
62 30 58 500 105 000 5 950 10 700 3 200 4 800 HMK5030B 0.168 IR455032
62 40 70 000 134 000 7 150 13 600 3 200 4 800 HMK5040ZWD 0.224
62 45 79 000 156 000 8 050 15 900 3 200 4 800 HMK5045ZWBD 0.252
Note 1) Bearing with inner ring is represented by HK+IR. (Refer to "Inner Ring Dimensions Table" on page B-122, B123.)
EX. HK4516 + IR404517
B-42