Maryland Metrics: How to order: Please prefix the P.T.I. part number or description with ‘R305-’ example: R305-RAK201-8A
Metric Equivalents
mm
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
in.
0.0394
0.0787
0.1181
0.1575
0.1969
0.2362
0.2756
0.3150
0.3543
0.3937
0.4332
0.4724
0.5118
0.5512
0.5906
0.6299
0.6693
0.7087
0.7480
0.7874
mm
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
in.
mm
0.8268
0.8661
0.9055
0.9449
0.9843
1.0236
1.0630
1.1024
1.1417
1.1811
1.2205
1.2598
1.2992
1.3386
1.3780
1.4173
1.4567
1.4961
1.5354
1.5748
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
in.
mm
1.6142
1.6535
1.6929
1.7323
1.7717
1.8110
1.8504
1.8898
1.9291
1.9685
2.0079
2.0472
2.0866
2.1260
2.1654
2.2047
2.2441
2.2835
2.3228
2.3622
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
in.
mm
in.
mm
in.
mm
2.4016
2.4409
2.4803
2.5197
2.5591
2.5984
2.6378
2.6772
2.7165
2.7559
2.7953
2.8346
2.8740
2.9134
2.9528
2.9921
3.0315
3.0709
3.1102
3.1496
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
3.1890
3.2283
3.2677
3.3071
3.3465
3.3858
3.4252
3.4646
3.5039
3.5433
3.5827
3.6220
3.6614
3.7008
3.7402
3.7795
3.8189
3.8583
3.8976
3.9370
105
110
115
120
125
130
135
140
145
150
155
160
165
170
175
180
185
190
195
200
4.1339
4.3307
4.5276
4.7244
4.9213
5.1181
5.3150
5.5118
5.7087
5.9055
6.1024
6.2992
6.4961
6.6929
6.8898
7.0866
7.2835
7.4803
7.6772
7.8740
205
210
215
220
225
230
235
240
245
250
255
260
265
270
275
280
285
290
295
300
in.
8.0709
8.2677
8.4646
8.6614
8.8583
9.0551
9.2520
9.4488
9.6457
9.8425
10.0394
10.2362
10.4331
10.6299
10.8268
11.0236
11.2205
11.4173
11.6142
11.8110
Decimal Equivalents
1/64
1/32
3/64
1/16
5/64
3/32
7/64
1/8
9/64
5/32
11/64
3/16
13/64
7/32
15/64
1/4
0.0156
0.0313
0.0469
0.0625
0.0781
0.0938
0.1094
0.1250
0.1406
0.1563
0.1719
0.1875
0.2031
0.2188
0.2344
0.2500
17/64
9/32
19/64
5/16
21/64
11/32
23/64
3/8
25/64
13/32
27/64
7/16
29/64
15/32
31/64
1/2
Metric
Millimeter (mm)
25.4 Millimeters (mm)
1 Meter (m)
1 Meter (m)
1 Newton (N)
1 Newton (N)
1 Bar
1 Bar
0.2656
0.2813
0.2969
0.3125
0.3281
0.3438
0.3594
0.3750
0.3906
0.4063
0.4219
0.4375
0.4531
0.4688
0.4844
0.5000
Inch
=
=
=
=
=
=
=
=
0.0393701 Inch (in)
1 inch (in)
3.2808 (ft)
39.37 inches (in)
0.102 Kilogram-Force (kp)
0.2248 Pound-Force (lbf)
100 Kilopascals (kPa)
14.50377 Pounds per Square Inch (lb/in²)
33/64
17/32
35/64
9/16
37/64
19/32
39/64
5/8
41/64
21/32
43/64
11/16
45/64
23/32
47/64
3/4
0.5156
0.5313
0.5469
0.5625
0.5781
0.5938
0.6094
0.6250
0.6406
0.6563
0.6719
0.6875
0.7031
0.7188
0.7344
0.7500
49/64
25/32
51/64
13/16
53/64
27/32
55/64
7/8
57/64
29/32
59/64
15/16
61/64
31/32
63/64
1
Metric
1 Kilogram (kg)
1 Joule (J)
1 Square Centimeter (cm²)
1 Cubic Meter (m³)
1 Kilogram per Square Centimeter (kg/cm²)
1 Kilogram per Meter (kg/m)
1 U.S. Horsepower (HP)
1 Metric Horsepower (CV)
0.7656
0.7813
0.7969
0.8125
0.8281
0.8438
0.8594
0.8750
0.8906
0.9063
0.9219
0.9375
0.9531
0.9688
0.9844
1.0000
Inch
=
=
=
=
=
=
=
=
2.204 pounds (lb)
0.7375621 Foot-Pounds (ft-lb)
0.1550003 Square Inches (in²)
35.31466 Cubic Feet (ft3)
14.22334 Pounds per square Inch (lb/in²)
0.67197 Pounds per Foot (lb/ft)
0.7457 Kilowatt (kw)
0.9863203 U.S. Horsepower (HP)
WARNING: The information provided about Product and Product Interchange in this catalog is to be used as a general
reference by individuals qualified to recognize unreasonable selections. Because of the possibility of danger to person(s),
and/or property as a result of accidents involving improper product use, it is important that correct installations and operating
procedures be followed. Proper installation and maintenance procedures are necessary to assure safe operations under the
given conditions. Guards and other safety devices may be required to meet safety codes. These are not supplied by nor
are they the responsibility of PTI or MARYLAND METRICS.
All information provided in this catalog is provided for your convenience and was correct at the time of printing with the exception of clerical and or printing errors. Data is subject to change without notice. Pricing shall be in effect at the time of shipment.
434
Order from MARYLAND METRICS P.O. Box 261 Owings Mills, MD 21117 USA ph: (410)358-3130 (800)638-1830 fx: (410)358-3142 (800)872-9329
web: http://mdmetric.com email: sales@mdmetric.com RFQ form: http://mdmetric.com/rfq.htm