Rectangular Waveguide and Flange Specifications

EIA WG
Designation

TYPE
MIL-W-85C

Part Dash
No. M85/1

Freq Range
(GHz)

Mat'l

Inside
Dimension

Std Tol+/-

Outside
Dimension

Wall
Thickness
(nominal)

Approx wt
per foot

WR650

RG103/U

018
019

1.12 - 1.70

1100 Al
6061 Al

6.500x3.250

.010

6.660x3.410

.080

1.902

WR510

RG337/U

021
023

1.45 - 2.20

Copper
Bronze

5.100x2.550

.005

5.260x2.710

.080

4.848
4.798

WR510

RG338/U

025
026

1.45 - 2.20

1100 Al
6061 Al

5.100x2.550

.005

5.260x2.710

.080

1.462

WR430

RG104/U

027
031

1.70 - 2.60

Copper
Bronze

4.300x2.150

.008

4.460x2.310

.080

4.099
4.036

WR430

RG105/U

029
030

1.70 - 2.60

1100 Al
6061 Al

4.300x2.150

.008

4.460x2.310

.080

1.267

WR340

RG112/U

033
037

2.10 - 3.00

Copper
Bronze

3.400x1.700

.005

3.560x1.860

.080

3.262
3.212

WR340

RG113/U

035
036

2.10 - 3.00

1100 Al
6061 Al

3.400x1.700

.005

3.560x1.860

.080

1.01

WR284

RG48/U

039
043

2.60 - 3.95

Copper
Bronze

2.84-1.34

.005

3.00x1.50

.080

2.691
2.653

WR284

RG75/U

041
042

2.60 - 3.95

1100 Al
6061 Al

2.84-1.34

.005

3.00-1.50

.080

.83

WR284

RG109/U

153

2.60 - 3.95

Copper
Bronze

2.84-1.004

.005

3.000x1.164

.080

2.483
2.445

WR284

RG375/U
Heavy Wall

M85/2-001
M85/2-002
M85/2-004

2.60 - 3.95

1100Al
6061Al
6063Al

2.84-1.34

.005

3.238-1.738

.199

2.132

WR229

RG340/U

045
049

3.30 - 4.90

Copper
Bronze

2.290x1.145

.005

2.418x1.273

.064

1.768
1.740

WR229

RG341/U

047
048

3.30 - 4.90

1100 Al
6061 Al

2.290x1.145

.005

2.418x1.273

.064

.533

WR187

RG49/U

051
055

3.95 - 5.85

Copper
Bronze

1.872x.872

.005

2.00x1.00

.064

1.424
1.402

WR187

RG95/U

053
054

3.95 - 5.85

1100 Al
6061 Al

1.872x.872

.005

2.00x1.00

.064

.44

WR187

RG95/U
Heavy Wall

M85/2-003
M85/2-005

3.95 - 5.85

1100 Al
6063/6061Al

1.872x.872

.005

2.172x1.172

.150

1.07

WR159

RG343/U

057
061

4.90 - 7.05

Copper
Bronze

1.590x.795

.004

1.718x.923

.064

1.247
1.227

WR159

RG344/U

059
060

4.90 - 7.05

1100 Al
6061 Al

1.590x.795

.004

1.718x.923

.064

.383

WR137

RG50/U

063
037

5.85 - 8.20

Copper
Bronze

1.372x.622

.004

1.500x.750

.064

1.052
1.036

WR137

RG106/U

065
066

5.85 - 8.20

1100 Al
6061 Al

1.372x.622

.004

1.500x.750

.064

.324

WR137

RG110/U

154

5.85 - 8.20

Copper
Bronze

1.372x.487

.004

1.500x.615

.064

.986
.970

WR112

RG51/U

069
073

7.05 - 10.00

Copper
Bronze

1.122x.497

.004

1.250x.625

.064

.866
.852

WR112

RG68/U

071
072

7.05 - 10.00

1100 Al
6061 Al

1.122x.497

.004

1.250x.625

.064

.26

WR102

RG320/U

155
158

7.00 - 11.00

Bronze
Aluminum

1.020x.510

.005

1.148x.638

.064

.83
.27

WR90

RG52/U

075
079

8.20 - 12.40

Copper
Bronze

.900x.400

.003

1.00x.500

.050

.542
.533

WR90

RG67/U

077
078

8.20 - 12.40

1100 Al
6061 Al

.900x.400

.003

1.00x.500

.050

.165

WR75

RG346/U

081
085

10.0 - 15.0

Copper
Bronze

.750x.375

.003

.850x.475

.05

.475
.467

WR75

RG347/U

083
084

10.0 - 15.0

1100 Al
6061 Al

.750x.375

.003

.850x.475

.05

.15

WR62

RG91/U

087
089

12.4 - 18.0

Copper
Bronze

.622x.311

.002

.702x.391

.04

.313
.308

WR62

RG107/U

093

12.4 - 18.0

Silver

.622x.311

.002

.702x.391

.04

4.5 oz

WR62

RG349/U

090
091

12.4 - 18.0

1100 Al
6061 Al

.622x.311

.002

.702x.391

.03

.097

WR51

RG351/U

097
098

15.0 - 22.0

1100 Al
6061 Al

.510x.255

.0025

.590x.335

.04

.084

WR51

RG352/U

094

15.0 - 22.0

Copper

.510x.255

.0025

.590x.335

.04

.262

WR51

RG353/U

096

15.0 - 22.0

Bronze

.510x.255

.0025

.590x.335

.04

.258

WR42

RG53/U

100
102

18.0 - 26.5

Copper
Bronze

.420x.170

.002

.500x.250

.04

.206
.203

WR42

RG66/U

106

18.0 - 26.5

Silver

.420x.170

.002

.500x.250

.04

3.2 oz

WR42

RG121/U

103
104

18.0 - 26.5

1100 Al
6061 Al

.420x.170

.002

.500x.250

.04

.065

WR34

RG354/U

107
109

22.0 - 33.0

Copper
Bronze

.340x.170

.002

.420x.250

.04

.183
.181

WR34

RG355/U

110
111

22.0 - 33.0

1100 Al
6061 Al

.340x.170

.002

.420x.250

.04

.055

WR34

RG357/U

113

22.0 - 33.0

Silver

.340x.170

.002

.420x.250

.04

.055

WR28

RG96/U

114

26.5 - 40.0

Silver

.280x.140

.0015

.360x.220

.04

2.5 oz

WR28

117

26.5 - 40.0

Copper

.280x.140

.0015

.360x.220

.04

.153

WR28

26.5 - 40.0

1100 Al
6061 Al

.280x.140

.0015

.360x.220

.04

.048

WR22

RG97/U

118

33.0 - 50.0

Silver

.224x.112

.001

.304x.192

.04

2 oz

WR22

RG272/U

119
121

33.0 - 50.0

Copper
Bronze

.224x.112

.001

.304x.192

.04

.129
.128

WR19

RG358/U

122
124

40.0 - 60.0

Copper
Bronze

.188x.094

.001

.268x.174

.04

.112
.111

WR15

RG98/U

125

50.0 - 75.0

Silver

.148x.074

.001

.228x.154

.04

1.5 oz

WR15

RG273/U

126
128

50.0 - 75.0

Copper
Bronze

.148x.074

.001

.228x.154

.04

.094
.093

WR12

RG99/U

129

60.0 - 90.0

Silver

.122x.061

.0005

.202x.141

.04

1.33 oz

WR12

RG274/U

130
132

60.0 - 90.0

Copper
Bronze

.122x.061

.0005

.202x.141

.04

.085
.081

WR10

RG359/U

133
135

75.0 - 110.0

Copper
Bronze

.100x.050

.0005

.180x.130

.04

.071
.070

WR8

RG278/U

136
138

90.0 - 140.0

Copper
Bronze

.080x.040

.0003

.140x.100

.03

.042
.041

WR6

RG276/U

139
141

110.0-170.0

Copper
Bronze

.065x.0325

.00025

.125x.0925

.03

.037
0.36

WR5

RG275/U

142
144

140.0 - 220.0

Copper
Bronze

.051x.0255

.00025

.111x.0855

.03

.032
.031

WR4

RG277/U

145
147

170.0 - 260.0

Copper
Bronze

.043x.0215

.0002

.103x.0815

.03

.029
.028

WR3

RG279/U

220.0 - 325.0

Copper
Bronze

.034x.017

.0002

.094x.077

.03

.026
.025

Rectangular Waveguide and Flange Specifications

EIA WG
Designation

Cut-Off for
TE1,0 Mode

Recommended
Power Rating
(at one atmosphere)

Theoretical attenuation
lowest to highest freq
(dB/100ft)

Cover Flange Type

(ATM-6)

Choke Flange Type

(ATM-7)

Contact

Flange Type

Non-Press Contact

Flg. Type (ATM-3)

Press Contact Flange

WR650

.908

33.02

243.2

41340

0.273 - 0.180

UG418A/U
UG418B/U

UG1343/U

UG1720/U

WR510

1.157

25.91

152.0

26190

0.296 - 0.201

UG1718/U

UG1715/U

WR510

1.157

25.91

152.0

26190

0.446 - 0.303

UG1719/U

UG1717/U

WR430

1.375

21.84

95.0

18230

0.393 - 0.261

UG435A/U

UG1344/U

UG1716/U

WR430

1.375

21.84

95.0

18230

0.590 - 0.392

UG437A/U
UG437B/U

UG1345/U

UG1711/U

WR340

1.737

17.27

58.5

11870

0.533 - 0.371

UG553/U

UG1346/U

UG1712/U

WR340

1.737

17.27

58.5

11870

0.801 - 0.557

UG554/U

UG1347/U

UG1713/U

WR284

2.080

14.43

45.0

7650

0.742 - 0.508

UG53/U

UG54B/U

UG65/U
UG66/U

UG1479/U
CMR284

UG1348/U
CPR284G

UG1724/U
CPR284F

WR284

2.080

14.43

36.0

7650

1.116 - 0.764

UG584/U

UG585A/U

UG1484/U
CMR284

UG1349/U
CPR284G

UG1725/U
CPR284F

WR284

2.080

14.43

32.2

5720

1.131 - 0.947

UG509/U
UG510/U

WR284

2.080

14.43

24.0

3880

1.784 - 1.348

UG584/U
Modified

UG585A/U
Modified

Special

Special

WR229

2.577

11.63

30.0

5480

0.946 - 0.671

CMR229

UG1350/U

UG1726/U

WR229

2.577

11.63

24.0

5480

1.422 - 1.009

CMR229

UG1351/U

UG1727/U

WR187

3.156

9.500

18.0

3300

1.395 - .967

UG149A/U

UG148C/U

UG1475/U
CMR187

UG1353/U
CPR187G

UG1728/U
CPR187F

WR187

3.156

9.500

14.5

3300

2.097 - 1.454

UG407/U

UG206B/U

UG1480/U
CMR187

UG1353/U
CPR187G

UG1729/U
CPR187F

WR187

3.155

9.500

14.0

3296

1.785 - 1.238
1.933 - 1.340

UG407/U
Modified

UG406B/U
Modified

WR159

3.705

8.092

15.0

2790

1.533 - 1.160

CMR159

UG1354/U
CPR159G

UG1730/U
CPR159F

WR159

3.705

8.092

12.0

2790

2.334 - 1.744

CMR159

UG1355/U
CPR159G

UG1731/U
CPR159F

WR137

4.285

6.996

10.0

1980

1.987 - 1.562

UG344/U

UG343B/U

UG150/U

UG1476/U
CMR137

UG1356/U
CPR137G

UG1732/U
CPR137F

WR137

4.285

6.996

8.0

1980

2.955 - 2.348

UG441/U

UG440B/U

UG1481/U
CMR137

UG1357/U
CPR137G

UG1733/U
CPR137F

WR137

6.996

1980

UG511/
UG512/U

WR112

5.260

5.700

6.0

1280

2.776 - 2.154

UG51/U

UG52B/U

UG1477/U
CMR112

UG1358/U
CPR112G

UG1734/U
CPR112F

WR112

5.260

5.700

4.8

1280

4.173 - 3.238

UG138/U

UG137B/U

UG1482/U
CMR112

UG1359/U
CPR112G

UG1735/U
CPR112F

WR102

5.786

5.182

5.0
4.0

1020

3.516 - 2.217
5.285 - 3.333

UG1493/U

UG1494/U

WR90

6.560

4.572

3.0

760

4.238 - 2.995

UG39/U

UG40B/U

UG1478/U
CMR90

UG1360/U
CPR90G

UG1736/U
CPR90F

WR90

6.560

4.572

2.4

760

6.506 - 4.502

UG135/U

UG136B/U

UG1483/U
CMR90

UG1361/U
CPR90G

UG1737/U
CPR90F

WR75

7.847

3.820

2.8

620

5.121 - 3.577

WR75

WR75

WR75

7.847

3.820

2.2

620

7.698 - 5.377

WR75

WR75

WR62

9.490

3.160

1.8

460

6.451 - 4.743

UG419/U

UG541A/U

WR62

9.490

3.160

1.5

457

6.910 - 5.079

UG419/U

UG541A/U

WR62

9.490

3.160

1.4

460

9.700 - 7.131

UG1665/U

UG1666/U

WR51

11.54

2.598

1.0

310

13.250 - 9.598

WR51

WR51

WR51

11.54

2.598

1.2

310

8.812 - 6.384

WR51

WR51

WR51

11.54

2.598

1.2

312

13.08 - 9.477

WR51

WR51

WR42

14.08

2.134

0.8

170

13.80 - 10.13

UG595/U

UG596A/U

UG425/U

WR42

14.05

2.134

0.7

170

14.77 - 10.85

UG595/U

UG596A/U

UG425/U

WR42

14.08

2.134

0.6

170

20.74 - 15.23

UG597/U

UG598A/U

WR34

17.28

1.735

0.6

140

16.86 - 11.73

UG1530/U

WR34

17.28

1.735

0.5

140

25.35 - 17.63

UG1530/U

WR34

17.28

1.735

0.5

140

16.18 - 11.25

UG1530/U

WR28

21.10

1.422

UG599/U

UG600A/U

UG381/U

WR28

21.10

1.422

0.5

100

23.02 - 15.77

UG599/U

UG600A/U

UG381/U

WR28

21.10

1.422

0.4

100

34.46 - 23.59

WR22

26.35

1.138

UG383/U

UG1521/U

WR22

26.35

1.138

0.4

60

32.44 - 22.05

UG383/U

WR19

30.69

.956

0.3

50

39.81 - 28.60

UG383/U
Modified

UG1529/U

WR15

.752

UG385/U

UG1523/U

WR15

.752

UG385/U

WR12

.620

UG387/U

UG1522/U

WR12

.620

UG387/U

WR10

.508

UG387/U
Modified

UG1528/U

WR8

.406

UG387/U
Modified

UG1527/U

WR6

.330

UG1525/U

WR5

.259

UG1524/U

WR4

.218

UG1526/U

WR3

.173