Minebea Rod End Bearing HRT Specification Sheet Download Page 1

Page 45

Copyright 2006, Minebea Co., Ltd.

eMINEBEA.COM

3 PIECE ROD END BEARINGS

〔SELF-LUBRICATING〕

HRT

ROD END FEMALE

SELF-

LUBRICATING

3 PIECE

Materials

HRT

HRT-CR

BODY Chromium-Molybdenum Steel 

Zinc Plated

SUS630 Stainless Steel  
Passivated

RACE 410 Stainless Steel / Heat Treated

410 Stainless Steel / Heat Treated

BALL 440C Stainless Steel / Heat Treated 440C Stainless Steel / Heat Treated
LINER Teflon / Fabric

Teflon / Fabric

Description of Types

Dimensions in mm

MINEBEA 
Part 
No.

φB

H7

φD

± 0.5

W

0

0.13

H

±

0.13

F

± 0.5

TH

JIS Class 2

L

± 0.7

φN

±

0.5

φP

±

0.5

C

+ 0.2

- 0.7

S

± 0.25

α

(deg.)

φO

Ref.

SφDB

Ref.

No Load 

Rotational 

Breakaway 

Torque 

N・m

Static Limit 

Load

kN

(3)

Radial 
Static 

Ultimate 

Load

(3)

kN

Fatigue 

Load

(3)

kN

Approx.

Weight

g

Standard

Radial

Axial

(2)

HRT3

3

16.0

7.0

5.25

30.0

M3 × 0.5

16

7.0

9

3.5

8

18

5.2

8.73

0.06 ~ 0.68

{0.6 ~ 6.9kgf・cm}

14.70

1.96

30.89

5.14

29

HRT4

4

18.0

9.5

7.75

32.0

M4 × 0.7

8.5

11

10

16

5.8

11.11

31.38

3.53

43.34

7.15

35

HRT5

5

20.5

11.0

8.75

35.0

M5 × 0.8

19

10.8

15

4.5

12

15

7.8

13.49

27.94

5.09

34.91

5.78

40

HRT6

6

20.5

37.0

M6 × 1.0

HRT8

8

23.0

8.25

41.0 M8 × 1.25

22

12.5

17

6.5

14

14

10.9 15.48

0.12 ~ 1.13

{1.2 ~ 11.5kgf・

cm}

34.02

5.29

42.46

7.06

51

HRT10

10 26.0

12.5

10.75 46.0 M10 × 1.5

24

14.0

19

15

8

12.2 17.46

37.65

6.76

47.07

7.84

73

HRT12

12 34.0

16.0

13.25 57.0

M12 ×

1.75

32

18.5

24

20

10

15.4 22.22

78.06

8.33

97.57

16.18

150

HRT14

14 36.0

17.0

14.25

60.0

M14 × 2.0

33

19.0

7.5

8

18.9 25.40

82.96

9.02

103.65

17.25

165

HRT15

15 38.0

18.0

62.0

34

20.0

25

8.5

21

11

19.0 26.19

95.32

9.31

119.15

19.80

189

HRT16

16 39.0

19.0

15.25

63.5 M16 × 2.0

35

22.0

27

9.5

23

10

19.2 26.99

100.71

9.70

125.81

20.98

218

HRT17

17 41.0

20.0

68.0 M16 × 1.5

37

23.0

28

24

12

20.4 28.58

101.40

10.29

126.70

21.08

241

HRT18

18 43.0

16.30

74.0 M18 × 1.5

40

24.0

30

10.0

26

10

120.62

12.16

150.72

25.10

283

HRT20

20 45.0

22.0

76.0 M20 × 1.5

41

25.0

26

13

22.9 31.75

121.30

12.84

151.61

25.20

330

HRT22

22 52.0

19.30 85.0 M22 × 1.5

47

28.0

36

12.0

30

6

27.1 34.92

0.23 ~ 1.80 

{2.3 ~ 18.4kgf・

cm}

156.21

15.10

195.25

32.55

580

HRT25

25 70.0

35.0

25.30

105.0 M24 × 2.0

54

42.0

50

14.0

43

15

32.3 47.62

302.43

20.88

378.04

63.05

1230

HRT28

28 75.0

110.0 M27 × 2.0

58

44.0

56

15.0

47

14

36.8 50.80

283.70

23.24

354.60

59.13

1620

HRT30

30 78.0

37.0

26.30 120.0 M30 × 2.0

62

48.0

60

16.0

51

40.4 54.77

271.93

24.81

339.89

56.68

1930

Notes

1.  Teflon liner permanently bonded to race I.D.
(2)  Axial load indicates either the smaller value of static load or proof 

load.

(3)  Select Type "CR" for higher load capability.
4.  Made to order only.
5.  No Load Rotational Breakaway Torque.

Low Torque  All Size: 0.02N・m MAX

(Radial Clearance 0.05mm MAX)

◯ Please consult MINEBEA for availability of bearings in this series.

Bore size

~ 3

~ 6

~ 10

~ 18

~ 30

H7 Tolerance

(μm)

+ 10

  0

+ 12

  0

+ 15

  0

+ 18

  0

+ 21

  0

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