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NA300

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Shaft diameter

mm/in.

Bearing Type

NO.

Dimensions

(mm)

Set screw specifications

(mm)

Load

(Kgf)

weight
(Kg)

d

D

d1

Bi

L

n

m

Be

W

(UNF)

Cr

Cor

7/8

NA 305-14

62.0

35.5

34.9

46.8

16.7

30.1

21.0

42.8

M8x1
5/16-24

2280

1770

0.45

15/16

NA 305-15

25

NA 305

1

NA 305-16

1-1/8

NA 306-18

72.0

44.5

36.5

50.0

17.5

32.5

24.0

49.2

M8x1
5/16-24

2760

1550

0.65

30

NA 306

1-3/16

NA 306-19

1-1/4

NA 307-20

80.0

49.0

38.1

51.6

18.3

33.3

25.0

55.5

M8x1
5/16-24

3420

1960

0.80

1-5/16

NA 307-21

35

NA 307

1-7/16

NA 307-23

1-1/2

NA 308-24

90.0

56.5

41.3

57.1

19.8

37.3

28.0

63.5

M10x1.25
3/8-24

4140

2450

1.10

1-9/16

NA 308-25

40

NA 308

1-5/8

NA 309-26

100.0

62.0

42.9

58.7

19.8

38.9

30.0

69.8

M10x1.25
3/8-24

5410

3250

1.50

1-11/16

NA 309-27

1-3/4

NA 309-28

45

NA 309

1-7/8

NA 310-30

110.0

69.0

49.2

66.6

24.6

42.0

32.0

76.2

M10x1.25
3/8-24

6300

3860

1.85

1-15/16

NA 310-31

50

NA 310

2

NA 311-32

120.0

75.0

55.6

73.0

27.8

45.2

34.0

82.5

M10x1.25
3/8-24

7300

4570

2.35

2-1/8

NA 311-34

55

NA 311

2-3/16

NA 311-35

2-1/4

NA 312-36

130.0

81.0

59.0

76.5

29.5

47.0

36.0

88.0

M10x1.25
3/8-24

8330

5290

2.90

2-5/16

NA 312-37

60

NA 312

2-3/8

NA 312-38

2-7/16

NA 312-39

65

NA 312-650

2-11/16

NA 314-43

150.0

94.0

68.3

92.1

34.1

58.0

40.0

101.6

M12x1.25
7/16-20

10640

6940

4.50

2-3/4

NA 314-44

70

NA 314

2-15/16

NA 315-47

160.0

100.5

74.6

100.0

37.3

62.7

42.0

112.7

5/8-18

11570

7840

5.60

75

NA 315

3

NA 315-48

80

NA 316

170.0

108.0

81.0

106.4

40.5

65.9

44.0

119.0

M16x1.5
5/8-18

12540

8830

6.70

3-3/16

NA 316-51

3-1/2

NA 318-56

190.0

120.0

87.3

115.9

43.6

72.3

48.0

133.0

M20x1.5
3/4-16

14590

11020

9.85

3-7/16

NA 318-55

90

NA 318

3-1/2

NA 318-56S

190.0

120.0

77.5

101.0

35.5

65.5

48.0

133.0

M20x1.5
3/4-16

17510

14290

8.10

90

NA 318-S

95

NA319

200.0

126.5

97.3

122.3

46.8

83.4

50.0

140.0





3-3/4

NA319-60

100

NA 320

215.0

134.5

100.0

128.6

50.0

78.6

54.0

146.0

M20x1.5
3/4-16

17510

14290

13.00

3-15/16

NA 320-63

4

NA 320-64


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