Single Nut with Flange FEM-E-C

42
Bosch Rexroth AG
Precision Ball Screw Assemblies R310EN 3301 (2009.08)
Nuts
Single Nut with Flange FEM-E-C
Standard series
Mounting dimensions
per DIN 69 051, Part 5
Flange type C
With standard seals
Reinforced seals, see page 126
With backlash, reduced backlash,
preload 2%; 3%; 5%
For precision-rolled screws SN-R
of tolerance grade T5, T7, T9
c
When setting up applications, do
not allow components to collide with
the Front Lube Unit.
Ordering code:
d0 = nominal diameter
P = lead
(R = right-hand, L = left-hand)
DW = ball diameter
i
= number of ball track turns
Category
A
B
B
A
A
A
A
A
A
A
A
A
B
B
C
B
A
A
B
A
C
B
A
B
B
B
B
C
B
FEM-E-C 20 x 5R x 3-4 1
Size
d0 x P x DW - i
16 x 5R x 3 - 4
16 x 10R x 3 - 3
16 x 16R x 3 - 3
20 x 5R x 3 - 4
20 x 20R x 3.5 - 3
25 x 5R x 3 - 4
25 x 10R x 3 - 4
25 x 25R x 3.5 - 3
32 x 5R x 3.5 - 4
32 x 10R x 3.969 - 5
32 x 20R x 3.969 - 3
32 x 32R x 3.969 - 3
40 x 5R x 3.5 - 5
40 x 10R x 6 - 4
40 x 12R x 6 - 4
40 x 16R x 6 - 4
40 x 20R x 6 - 3
40 x 40R x 6 - 3
50 x 5R x 3.5 - 5
50 x 10R x 6 - 6
50 x 12R x 6 - 6
50 x 16R x 6 - 6
50 x 20R x 6.5 - 5
50 x 40R x 6.5 - 3
63 x 10R x 6 - 6
63 x 20R x 6.5 - 5
63 x 40R x 6.5 - 3
80 x 10R x 6.5 - 6
80 x 20R x 12.7 - 62)
Part number
R1502 010 65
R1502 040 85
R1502 060 65
R1502 110 85
R1502 170 65
R1502 210 85
R1502 240 85
R1502 280 65
R1502 310 85
R1502 340 86
R1502 370 65
R1502 390 65
R1502 410 86
R1502 440 85
R1502 450 65
R1502 460 65
R1502 470 85
R1502 490 65
R1502 510 86
R1502 540 86
R1502 550 66
R1502 560 66
R1502 570 86
R1502 590 65
R1502 640 86
R1502 670 86
R1502 690 65
R1502 740 86
R1502 770 96
2
T7 R 82Z120 41Z120 1250 0 1
Load ratings
dyn. C
(N)
12300
9600
9300
14300
13300
15900
15700
14700
21600
31700
19700
19500
29100
50000
49900
49700
37900
37000
32000
79700
79600
79400
75700
46500
88800
83900
53400
108400
262700
stat. C0
(N)
16100
12300
12000
21500
18800
27200
27000
23300
40000
58300
33700
34000
64100
86400
86200
85900
62800
62300
81300
166500
166400
166000
149700
85900
214300
190300
114100
291700
534200
Linear speed1)
vmax
(m/min)
30
60
96
30
120
30
60
150
23
47
94
150
19
38
45
60
75
150
15
30
36
48
60
120
24
48
95
19
30
1) See page 115 Characteristic speed d0 · n and page 150 Critical speed ncr
2) Nuts 80 x 20R x 12.7 - 6 available up to a thread length of 2500 mm, with preload
R310EN 3301 (2009.08) Precision Ball Screw Assemblies
Bosch Rexroth AG
43
Lube port at flange center3)
d0 ≤ 32
D7
L10
L9
90°
D1 –0,05
–0,1
D1
22,5°
D5
S
BB2
D6
L3 L4
d0 ≥ 40
D7
L
d0 x P x DW - i
16 x 5R x 3 - 4
16 x 10R x 3 - 3
16 x 16R x 3 - 3
20 x 5R x 3 - 4
20 x 20R x 3.5 - 3
25 x 5R x 3 - 4
25 x 10R x 3 - 4
25 x 25R x 3.5 - 3
32 x 5R x 3.5 - 4
32 x 10R x 3.969 - 5
32 x 20R x 3.969 - 3
32 x 32R x 3.969 - 3
40 x 5R x 3.5 - 5
40 x 10R x 6 - 4
40 x 12R x 6 - 4
40 x 16R x 6 - 4
40 x 20R x 6 - 3
40 x 40R x 6 - 3
50 x 5R x 3.5 - 5
50 x 10R x 6 - 6
50 x 12R x 6 - 6
50 x 16R x 6 - 6
50 x 20R x 6.5 - 5
50 x 40R x 6.5 - 3
63 x 10R x 6 - 6
63 x 20R x 6.5 - 5
63 x 40R x 6.5 - 3
80 x 10R x 6.5 - 6
80 x 20R x 12.7 - 6
Dimensions (mm)
d1
d2
15.0
15.0
15.0
19.0
19.0
24.0
24.0
24.0
31.0
31.0
31.0
31.0
39.0
38.0
38.0
38.0
38.0
38.0
49.0
48.0
48.0
48.0
48.0
48.0
61.0
61.0
61.0
78.0
76.0
12.9
12.9
12.9
16.9
16.7
21.9
21.9
21.4
28.4
27.9
27.9
27.9
36.4
33.8
33.8
33.8
33.8
33.8
46.4
43.8
43.8
43.8
43.4
43.4
56.8
56.4
56.4
73.3
67.0
D1
g6
28
28
28
36
36
40
40
40
50
50
50
50
63
63
63
63
63
63
75
75
75
75
75
75
90
95
95
105
125
D5 Hole
pattern
48 BB2
48 BB2
48 BB2
58 BB2
58 BB2
62 BB2
62 BB2
62 BB2
80 BB2
80 BB2
80 BB2
80 BB2
93 BB1
93 BB1
93 BB1
93 BB1
93 BB1
93 BB1
110 BB1
110 BB1
110 BB1
110 BB1
110 BB1
110 BB1
125 BB1
135 BB1
135 BB1
145 BB1
165 BB1
L9
90°
30°
30°
d2
d1
d0
D
w
S
Size
BB1
D6
D6
D7
L
L3
L4
L9
L10
38
38
38
47
47
51
51
51
65
65
65
65
78
78
78
78
78
78
93
93
93
93
93
93
108
115
115
125
145
5.5
5.5
5.5
6.6
6.6
6.6
6.6
6.6
9.0
9.0
9.0
9.0
9.0
9.0
9.0
9.0
9.0
9.0
11.0
11.0
11.0
11.0
11.0
11.0
11.0
13.5
13.5
13.5
13.5
38
45
61
40
77
45
64
95
48
77
84
120
54
70
75
90
88
142
54
90
105
128
132
149
90
132
149
95
170
12
12
12
12
12
12
12
12
13
13
13
13
15
15
15
15
15
15
15
18
18
18
18
18
22
22
22
22
25
10
16
20
10
25
10
16
30
10
16
25
40
10
16
25
25
25
45
10
16
25
25
25
45
16
25
45
16
25
44.0
44.0
44.0
51.0
51.0
55.0
55.0
55.0
71.0
71.0
71.0
71.0
81.5
81.5
81.5
81.5
81.5
81.5
97.5
97.5
97.5
97.5
97.5
97.5
110.0
117.5
117.5
127.5
147.5
26
33
49
28
65
33
52
83
35
64
71
107
39
55
60
75
73
127
39
72
87
110
114
131
68
110
127
73
145
3) Lube port machining: flat surface L3 ≤ 13 mm, countersink L3 > 14 mm
S3)
M6
M6
M6
M6
M6
M6
M6
M6
M6
M6
M6
M6
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
M8x1
Weight
m
(kg)
0.19
0.21
0.26
0.31
0.49
0.36
0.47
0.63
0.62
0.84
0.90
1.21
1.03
1.19
1.27
1.51
1.44
2.16
1.39
2.14
2.38
2.75
2.73
3.04
2.56
4.51
5.04
3.40
10.20

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