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Waveguide Flanges
PENN ENGINEERING stocks the west coasts largest inventory of popular Waveguide Flanges from WR3 to WR650 including UG, CMR, CPRF, CPRG, Cover, Choke, PDR, PBR, UDR, UBR, PAR, CBR, BRJ, UER, UAR, and Special Flanges. These are available in Aluminum or Brass as well as other alloys on request.

We also design and manufacture Custom Flanges to customer specifications.

We also carry a line of O-rings, Gaskets, RF Flange Gaskets, and Hardware

MIL-W-85E Waveguide Type E.I.A. Equiv. I.E.C. Waveguide
Material
MIL-SPEC
Cover Flange

MIL-SPEC
Choke Flange

Contact Flange Non-Pressure
Contact Flange
Commercial Flanges

Pressure

Non-pressure
RG48/U WR284 R32 Copper
Bronze
UG53/U UG54B/U   CMR284 UG1348/U
CPR284G
UG1724/U
CPR284F
RG49/U WR187 R48 Copper
Bronze
UG149A/U UG148C/U   CMR187 UG1352/U
CPR187G
UG1728/U
CPR187F
RG50/U WR137 R70 Copper
Bronze
UG344/U UG343B/U   CMR137 UG1356/U
CPR137G
UG1732/U
CPR137F
RG51/U WR112 R84 Copper
Bronze
UG51/U UG52B/U   CMR112 UG1358/U
CPR112/G
UG1734/U
CPR112/F
RG52/U WR90 R100 Copper
Bronze
UG39/U UG40B/U   CMR90 UG1360/U
CPR90G
UG1736/U
CPR90F
RG53/U WR42 R220 Copper
Bronze
UG595/U UG596A/U UG425/U      
RG66/U WR42 R220 Silver UG595/U UG596A/U UG425/U      
RG67/U WR90 R100 6061 Al
1100 Al
UG135/U UG136B/U   CMR90 UG1361/U
CPR90G
UG1737/U
CPR90F
RG68/U WR112 R84 6061 Al
1100 Al
UG138/U UG137B/U   CMR112 UG1359/U
CPR112G
UG1735/U
CPR112F
RG75/U WR284 R32 6061 Al
1100 Al
UG584/U UG585A/U   CMR284 UG1349/U
CPR284G
UG1725/U
CPR284F
RG91/U WR62 R140 Copper
Bronze
UG419/U UG541A/U        
RG95/U WR187 R48 6061 Al
1100 Al
UG407/U UG406B/U   CMR187 UG1353/U
CPR187G
UG1729/U
CPR187F
RG95/U
Heavy Wall
WR187 R48 6061 Al
1100 Al
UG407/U
Modified
UG406B/U
Modified
       
RG96/U WR28 R320 Silver UG599/U UG600A/U UG381/U      
RG97/U WR22   Silver     UG383/U      
RG98/U WR15   Silver     UG385/U      
RG99/U WR12   Silver     UG387/U      
RG103/U WR650 R14 6061 Al
1100 Al
    UG418A/U
UG418B/U
  UG1343/U
UG1720/U
RG104/U WR430 R22 Copper
Bronze
        UG1344/U UG1716/U
RG105/U WR430 R22 6061 Al
1100 Al
        UG1345/U UG1711/U
RG106/U WR137 R70 6061 Al
1100 Al
UG441/U UG440B/U   CMR137 UG1357/U
CPR137G
UG1733/U
CPR137F
RG107/U WR62 R140 Silver UG419/U UG541A/U        
RG109/U WR284 R32 Copper
Bronze
    UG509/U
UG510/U
     
RG110/U WR137 R70 Copper
Bronze
    UG512/U      
RG112/U WR340 R26 Copper
Bronze
        UG1346/U UG1712/U
RG113/U WR340 R26 6061 Al
1100 Al
        UG1347/U UG1713/U
RG121/U WR42 R220 6061 Al
1100 Al
UG597/U UG598A/U        
RG271/U WR28 R320 Copper
Bronze
UG599/U UG600A/U        
RG272/U WR22   Copper
Bronze
    UG383/U      
RG273/U WR15   Copper
Bronze
    UG385/U      
RG274/U WR12   Copper
Bronze
    UG387/U      
RG275/U WR5   Copper
Bronze
    UG1524/U      
RG276/U WR6   Copper
Bronze
    UG1525/U      
RG277/U WR4   Copper
Bronze
    UG1526/U      
RG278/U WR8   Copper
Bronze
UG387/U
Modified
  UG1527/U      
RG279/U WR3   Copper
Bronze
           
RG320/U WR102   Bronze
6061 Al
UG1493/U UG1494/U        
RG337/U WR510 R18 Copper
Bronze
           
RG338/U WR510 R18 6061 Al
1100 Al
           
RG340/U WR229 R40 Copper
Bronze
      CMR229 UG1350/U UG1726/U
RG341/U WR229 R40 6061 Al
1100 Al
      CMR229 UG1351 UG1727/U
RG343/U WR159 R58 Copper
Bronze
      CMR159 UG1354/U
CPR159/G
UG1730/U
CPR159/F
RG344/U WR159 R58 6061 Al
1100 Al
      CMR159 UG1355/U
CPR159/G
UG1731/U
CPR159F
RG346/U WR75 R120 Copper
Bronze
WR75 WR75     CPR75G CPR75F
RG347/U WR75 R120 6061 Al
1100 Al
WR75 WR75     CPR75G CPR75F
RG349/U WR62 R140 6061 Al
1100 Al
UG1655/U UG1666/U        
RG351/U WR51 R180 6061 Al
1100 Al
WR51 WR51        
RG352/U WR51 R180 Copper
Bronze
WR51 WR51        
RG353/U WR51 R180 Copper
Bronze
WR51 WR51        
RG354/U WR34 R260 Copper
Bronze
UG1530/U          
RG355/U WR34 R260 6061 Al
1100 Al
UG1530/U          
RG357/U WR34 R260 Silver UG1530/U          
RG358/U WR19   Copper
Bronze
UG383/U
Modified
UG1529/U        
RG359/U WR10   Copper
Bronze
UG387/U
Modified
UG1528/U        
RG375/U
Heavy Wall
WR284 R32 6061 Al
6063 Al
1100 Al
UG584/U
Modified
UG585/U
Modified
    Special ITT
171378
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