Metric Size, Steel
Drill Bushings
DIN 172 /
DIN 179


RoHS Compliant
 

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Specification
Information
Bushing: Steel, hardened to HRC 60 +/-2

The items listed are a small selection of DIN standards available.
For applications involving positioning, we recommend using these drill bushings with GN 771 locating pins.  
For mounting bushings with tolerance n6, a hole with tolerance H7 corresponding to the external diameter is usually provided.
Additional inch sizes available upon request.

See our technical section for metric bore size tolerances and details.
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For CAD download instructions, click
HERE

Dimensions in:

millimeters
(inches)

Part Number d1
Bore
(F7 tol.)
l1 d2
(n6 tol.)
d3 l2
DIN 172
Flanged Bushing
DIN 179
Plain Bushing
DIN172A0005
Download the CAD
DIN179A0003
Download the CAD
B 2 6 5
(.20)
8
(.31)
2
(.08)
DIN172A0010
Download the CAD
DIN179A0005
Download the CAD
9
DIN172A0015
Download the CAD
DIN179A0010
Download the CAD
B 2.1 6 5
(.20)
8
(.31)
2
(.08)
DIN172A0020
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DIN179A0015
Download the CAD
9
DIN172A0025
Download the CAD
DIN179A0020
Download the CAD
B 2.5 6 5
(.20)
8
(.31)
2
(.08)
DIN172A0030
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DIN179A0025
Download the CAD
9
DIN172A0040
Download the CAD
DIN179A0035
Download the CAD
B 3 8 6
(.24)
9
(.35)
2.5
(.10)
DIN172A0035
Download the CAD
DIN179A0030
Download the CAD
12
172-B3-16-A
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179-B3-16-A
Download the CAD
16
DIN172A0050
Download the CAD
DIN179A0045
Download the CAD
B 3.1 8 6
(.24)
9
(.35)
2.5
(.10)
DIN172A0045
Download the CAD
DIN179A0040
Download the CAD
12
172-B3.1-16-A
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179-B3.1-16-A
Download the CAD
16
DIN172A0060
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DIN179A0055
Download the CAD
B 3.3 8 6
(.24)
9
(.35)
2.5
(.10)
DIN172A0055
Download the CAD
DIN179A0050
Download the CAD
12
172-B3.3-16-A
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179-B3.3-16-A
Download the CAD
16
DIN172A0070
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DIN179A0065
Download the CAD
B 3.5
8 7
(.28)
10
(.39)
2.5
(.10)
DIN172A0065
Download the CAD
DIN179A0060
Download the CAD
12
172-B3.5-16-A
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179-B3.5-16-A
Download the CAD
16
172-B3.8-8-A
Download the CAD
179-B3.8-8-A
Download the CAD
B 3.8
8 7
(.28)
10
(.39)
2.5
(.10)
172-B3.8-12-A
Download the CAD
179-B3.8-12-A
Download the CAD
12
172-B3.8-16-A
Download the CAD
179-B3.8-16-A
Download the CAD
16
DIN172A0080
Download the CAD
DIN179A0075
Download the CAD
B 4
8 7
(.28)
10
(.39)
2.5
(.10)
DIN172A0075
Download the CAD
DIN179A0070
Download the CAD
12
172-B4-16-A
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179-B4-16-A
Download the CAD
16
DIN172A0090
Download the CAD
DIN179A0085
Download the CAD
B 4.1
8 8
(.31)
11
(.43)
2.5
(.10)
DIN172A0085
Download the CAD
DIN179A0080
Download the CAD
12
172-B4.1-16-A
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179-B4.1-16-A
Download the CAD
16
DIN172A0100
Download the CAD
DIN179A0095
Download the CAD
B 4.2
8 8
(.31)
11
(.43)
2.5
(.10)
DIN172A0095
Download the CAD
DIN179A0090
Download the CAD
12
172-B4.2-16-A
Download the CAD
179-B4.2-16-A
Download the CAD
16
DIN172A0110
Download the CAD
DIN179A0105
Download the CAD
B 4.5
8 8
(.31)
11
(.43)
2.5
(.10)
DIN172A0105
Download the CAD
DIN179A0100
Download the CAD
12
172-B4.5-16-A
Download the CAD
179-B4.5-16-A
Download the CAD
16
172-B4.8-8-A
Download the CAD
179-B4.8-8-A
Download the CAD
B 4.8
8 8
(.31)
11
(.43)
2.5
(.10)
172-B4.8-12-A
Download the CAD
179-B4.8-12-A
Download the CAD
12
172-B4.8-16-A
Download the CAD
179-B4.8-16-A
Download the CAD
16
DIN172A0120
Download the CAD
DIN179A0115
Download the CAD
B 5
8 8
(.31)
11
(.43)
2.5
(.10)
DIN172A0115
Download the CAD
DIN179A0110
Download the CAD
12
172-B5-16-A
Download the CAD
179-B5-16-A
Download the CAD
16
DIN172A0125
Download the CAD
DIN179A0120
Download the CAD
B 5.1
10 10
(.39)
13
(.51)
3
(.12)
DIN172A0130
Download the CAD
DIN179A0125
Download the CAD
16
172-B5.1-20-A
Download the CAD
179-B5.1-20-A
Download the CAD
20
DIN172A0135
Download the CAD
DIN179A0130
Download the CAD
B 5.5
10 10
(.39)
13
(.51)
3
(.12)
DIN172A0140
Download the CAD
DIN179A0135
Download the CAD
16
172-B5.5-20-A
Download the CAD
179-B5.5-20-A
Download the CAD
20
172-B5.8-10-A
Download the CAD
179-B5.8-10-A
Download the CAD
B 5.8
10 10
(.39)
13
(.51)
3
(.12)
172-B5.8-16-A
Download the CAD
179-B5.8-16-A
Download the CAD
16
172-B5.8-20-A
Download the CAD
179-B5.8-20-A
Download the CAD
20
DIN172A0145
Download the CAD
DIN179A0140
Download the CAD
B 6
10 10
(.39)
13
(.51)
3
(.12)
DIN172A0150
Download the CAD
DIN179A0145
Download the CAD
16
172-B6-20-A
Download the CAD
179-B6-20-A
Download the CAD
20
DIN172A0155
Download the CAD
DIN179A0150
Download the CAD
B 6.1
10 12
(.47)
15
(.59)
3
(.12)
DIN172A0160
Download the CAD
DIN179A0155
Download the CAD
16
172-B6.1-20-A
Download the CAD
179-B6.1-20-A
Download the CAD
20
DIN172A0165
Download the CAD
DIN179A0160
Download the CAD
B 6.5
10 12
(.47)
15
(.59)
3
(.12)
DIN172A0170
Download the CAD
DIN179A0165
Download the CAD
16
172-B6.5-20-A
Download the CAD
179-B6.5-20-A
Download the CAD
20
DIN172A0175
Download the CAD
DIN179A0170
Download the CAD
B 6.8 10 12
(.47)
15
(.59)
3
(.12)
DIN172A0180
Download the CAD
DIN179A0175
Download the CAD
16
172-B6.8-20-A
Download the CAD
179-B6.8-20-A
Download the CAD
20
DIN172A0185
Download the CAD
DIN179A0180
Download the CAD
B 7
10 12
(.47)
15
(.59)
3
(.12)
DIN172A0190
Download the CAD
DIN179A0185
Download the CAD
16
172-B7-20-A
Download the CAD
179-B7-20-A
Download the CAD
20
DIN172A0195
Download the CAD
DIN179A0190
Download the CAD
B 7.5
10 12
(.47)
15
(.59)
3
(.12)
DIN172A0200
Download the CAD
DIN179A0195
Download the CAD
16
172-B7.5-20-A
Download the CAD
179-B7.5-20-A
Download the CAD
20
172-B7.8-10-A
Download the CAD
179-B7.8-10-A
Download the CAD
B 7.8
10 12
(.47)
15
(.59)
3
(.12)
172-B7.8-16-A
Download the CAD
179-B7.8-16-A
Download the CAD
16
172-B7.8-20-A
Download the CAD
179-B7.8-20-A
Download the CAD
20
DIN172A0205
Download the CAD
DIN179A0200
Download the CAD
B 8
10 12
(.47)
15
(.59)
3
(.12)
DIN172A0210
Download the CAD
DIN179A0205
Download the CAD
16
172-B8-20-A
Download the CAD
179-B8-20-A
Download the CAD
20
DIN172A0215
Download the CAD
DIN179A0210
Download the CAD
B 8.1
12 15
(.59)
18
(.71)
3
(.12)
DIN172A0220
Download the CAD
DIN179A0215
Download the CAD
20
172-B8.1-25-A
Download the CAD
179-B8.1-25-A
Download the CAD
25
DIN172A0225
Download the CAD
DIN179A0220
Download the CAD
B 8.5
12 15
(.59)
18
(.71)
3
(.12)
DIN172A0230
Download the CAD
DIN179A0225
Download the CAD
20
172-B8.5-25-A
Download the CAD
179-B8.5-25-A
Download the CAD
25
DIN172A0235
Download the CAD
DIN179A0230
Download the CAD
B 9
12 15
(.59)
18
(.71)
3
(.12)
DIN172A0230
Download the CAD
DIN179A0225
Download the CAD
20
172-B9-25-A
Download the CAD
179-B9-25-A
Download the CAD
25
DIN172A0245
Download the CAD
DIN179A0240
Download the CAD
B 9.5
12 15
(.59)
18
(.71)
3
(.12)
DIN172A0250
Download the CAD
DIN179A0245
Download the CAD
20
172-B9.5-25-A
Download the CAD
179-B9.5-25-A
Download the CAD
25
172-B9.8-12-A
Download the CAD
179-B9.8-12-A
Download the CAD
B 9.8
12 15
(.59)
18
(.71)
3
(.12)
172-B9.8-20-A
Download the CAD
179-B9.8-20-A
Download the CAD
20
172-B9.8-25-A
Download the CAD
179-B9.8-25-A
Download the CAD
25
DIN172A0255
Download the CAD
DIN179A0250
Download the CAD
B 10
12 15
(.59)
18
(.71)
3
(.12)
DIN172A0260
Download the CAD
DIN179A0255
Download the CAD
20
172-B10-25-A
Download the CAD
DIN179A0258
Download the CAD
25
DIN172A0265
Download the CAD
DIN179A0260
Download the CAD
B 10.1
12 18
(.71)
22
(.87)
4
(.16)
DIN172A0270
Download the CAD
DIN179A0265
Download the CAD
20
172-B10.1-25-A
Download the CAD
179-B10.1-25-A
Download the CAD
25
DIN172A0275
Download the CAD
DIN179A0270
Download the CAD
B 10.2
12 18
(.71)
22
(.87)
4
(.16)
DIN172A0280
Download the CAD
DIN179A0275
Download the CAD
20
172-B10.2-25-A
Download the CAD
179-B10.2-25-A
Download the CAD
25
DIN172A0285
Download the CAD
DIN179A0280
Download the CAD
B 10.5
12 18
(.71)
22
(.87)
4
(.16)
DIN172A0290
Download the CAD
DIN179A0285
Download the CAD
20
172-B10.5-25-A
Download the CAD
179-B10.5-25-A
Download the CAD
25
DIN172A0295
Download the CAD
DIN179A0290
Download the CAD
B 11
12 18
(.71)
22
(.87)
4
(.16)
DIN172A0300
Download the CAD
DIN179A0295
Download the CAD
20
172-B11-25-A
Download the CAD
179-B11-25-A
Download the CAD
25
DIN172A0305
Download the CAD
DIN179A0300
Download the CAD
B 11.5
12 18
(.71)
22
(.87)
4
(.16)
DIN172A0310
Download the CAD
DIN179A0305
Download the CAD
20
172-B11.5-25-A
Download the CAD
179-B11.5-25-A
Download the CAD
25
172-B11.8-12-A
Download the CAD
179-B11.8-12-A
Download the CAD
B 11.8
12 18
(.71)
22
(.87)
4
(.16)
172-B11.8-20-A
Download the CAD
179-B11.8-20-A
Download the CAD
20
172-B11.8-25-A
Download the CAD
179-B11.8-25-A
Download the CAD
25
DIN172A0315
Download the CAD
DIN179A0310
Download the CAD
B 12
12 18
(.71)
22
(.87)
4
(.16)
DIN172A0320
Download the CAD
DIN179A0315
Download the CAD
20
172-B12-25-A
Download the CAD
179-B12-25-A
Download the CAD
25
DIN172A0325
Download the CAD
DIN179A0320
Download the CAD
B 12.1
16 22
(.87)
26
(1.02)
4
(.16)
DIN172A0330
Download the CAD
DIN179A0325
Download the CAD
28
172-B12.1-36-A
Download the CAD
179-B12.1-36-A
Download the CAD
36
DIN172A0335
Download the CAD
DIN179A0330
Download the CAD
B 12.5
16 22
(.87)
26
(1.02)
4
(.16)
DIN172A0340
Download the CAD
DIN179A0335
Download the CAD
28
172-B12.5-36-A
Download the CAD
179-B12.5-36-A
Download the CAD
36
DIN172A0345
Download the CAD
DIN179A0340
Download the CAD
B 13 16 22
(.87)
26
(1.02)
4
(.16)
DIN172A0350
Download the CAD
DIN179A0345
Download the CAD
28
172-B13-36-A
Download the CAD
179-B13-36-A
Download the CAD
36
DIN172A0355
Download the CAD
DIN179A0350
Download the CAD
B 13.5
16 22
(.87)
26
(1.02)
4
(.16)
DIN172A0360
Download the CAD
DIN179A0355
Download the CAD
28
172-B13.5-36-A
Download the CAD
179-B13.5-36-A
Download the CAD
36
DIN172A0365
Download the CAD
DIN179A0360
Download the CAD
B 14 16 22
(.87)
26
(1.02)
4
(.16)
DIN172A0370
Download the CAD
DIN179A0365
Download the CAD
28
172-B14-36-A
Download the CAD
179-B14-36-A
Download the CAD
36
DIN172A0375
Download the CAD
DIN179A0370
Download the CAD
B 14.1
16 22
(.87)
26
(1.02)
4
(.16)
DIN172A0380
Download the CAD
DIN179A0375
Download the CAD
28
172-B14.1-36-A
Download the CAD
179-B14.1-36-A
Download the CAD
36
DIN172A0385
Download the CAD
DIN179A0380
Download the CAD
B 14.5
16 22
(.87)
26
(1.02)
4
(.16)
DIN172A0390
Download the CAD
DIN179A0385
Download the CAD
28
172-B14.5-36-A
Download the CAD
179-B14.5-36-A
Download the CAD
36
DIN172A0395
Download the CAD
DIN179A0390
Download the CAD
B 15
16 22
(.87)
26
(1.02)
4
(.16)
DIN172A0400
Download the CAD
DIN179A0395
Download the CAD
28
172-B15-36-A
Download the CAD
179-B15-36-A
Download the CAD
36
DIN172A0405
Download the CAD
DIN179A0400
Download the CAD
B 15.5
16 26
(1.02)
30
(1.18)
4
(.16)
DIN172A0410
Download the CAD
DIN179A0405
Download the CAD
28
172-B15.5-36-A
Download the CAD
179-B15.5-36-A
Download the CAD
36
DIN172A0415
Download the CAD
DIN179A0410
Download the CAD
B 16
16 26
(1.02)
30
(1.18)
4
(.16)
DIN172A0420
Download the CAD
DIN179A0415
Download the CAD
28
172-B16-36-A
Download the CAD
179-B16-36-A
Download the CAD
36
DIN172A0425
Download the CAD
DIN179A0420
Download the CAD
B 16.1
16 26
(1.02)
30
(1.18)
4
(.16)
DIN172A0430
Download the CAD
DIN179A0425
Download the CAD
28
172-B16-36-A
Download the CAD
179-B16-36-A
Download the CAD
36
DIN172A0435
Download the CAD
DIN179A0430
Download the CAD
B 16.5
16 26
(1.02)
30
(1.18)
4
(.16)
DIN172A0440
Download the CAD
DIN179A0435
Download the CAD
28
172-B16.5-36-A
Download the CAD
179-B16.5-36-A
Download the CAD
36
DIN172A0445
Download the CAD
DIN179A0440
Download the CAD
B 17
16 26
(1.02)
30
(1.18)
4
(.16)
DIN172A0450
Download the CAD
DIN179A0445
Download the CAD
28
172-B17-36-A
Download the CAD
179-B17-36-A
Download the CAD
36
DIN172A0455
Download the CAD
DIN179A0450
Download the CAD
B 18
16 26
(1.02)
30
(1.18)
4
(.16)
DIN172A0460
Download the CAD
DIN179A0455
Download the CAD
28
172-B18-36-A
Download the CAD
179-B18-36-A
Download the CAD
36
DIN172A0465
Download the CAD
DIN179A0460
Download the CAD
B 19
20 30
(1.18)
34
(1.34)
5
(.20)
DIN172A0470
Download the CAD
DIN179A0465
Download the CAD
36
172-B19-45-A
Download the CAD
179-B19-45-A
Download the CAD
45
DIN172A0475
Download the CAD
DIN179A0470
Download the CAD
B 20
20 30
(1.18)
34
(1.34)
5
(.20)
DIN172A0480
Download the CAD
DIN179A0475
Download the CAD
36
172-B20-45-A
Download the CAD
179-B20-45-A
Download the CAD
45
DIN172A0485
Download the CAD
DIN179A0480
Download the CAD
B 22
20 30
(1.18)
34
(1.34)
5
(.20)
DIN172A0490
Download the CAD
DIN179A0485
Download the CAD
36
172-B22-45-A
Download the CAD
179-B22-45-A
Download the CAD
45
DIN172A0495
Download the CAD
DIN179A0490
Download the CAD
B 24
20 35
(1.38)
39
(1.54)
5
(.20)
DIN172A0500
Download the CAD
DIN179A0495
Download the CAD
36
172-B24-45-A
Download the CAD
179-B24-45-A
Download the CAD
45
DIN172A0505
Download the CAD
DIN179A0500
Download the CAD
B 25
20 35
(1.38)
39
(1.54)
5
(.20)
DIN172A0510
Download the CAD
DIN179A0505
Download the CAD
36
172-B25-45-A
Download the CAD
179-B25-45-A
Download the CAD
45
DIN172A0515
Download the CAD
DIN179A0510
Download the CAD
B 26
20 35
(1.38)
39
(1.54)
5
(.20)
DIN172A0520
Download the CAD
DIN179A0515
Download the CAD
36
172-B26-45-A
Download the CAD
179-B26-45-A
Download the CAD
45
DIN172A0525
Download the CAD
DIN179A0520
Download the CAD
B 28
25 42
(1.65)
46
(1.81)
5
(.20)
DIN172A0530
Download the CAD
DIN179A0525
Download the CAD
45
172-B28-56-A
Download the CAD
179-B28-56-A
Download the CAD
56
DIN172A0535
Download the CAD
DIN179A0530
Download the CAD
B 30
25 42
(1.65)
46
(1.81)
5
(.20)
DIN172A0540
Download the CAD
DIN179A0535
Download the CAD
45
172-B30-56-A
Download the CAD
179-B30-56-A
Download the CAD
56