note: PARC: this page was lifted from another web, mainly because I found it a good refference page, and the fear
that Page would disappear from the web,,  here's a link to the original http://www.taosnet.com/ebear I think he
is W5VZB   But I am giving credit where credit is due. THANKS
 


 Coaxial Cable Types

Characteristics of all the coax cables with "RG" type numbers.

Originally compiled by A. "Kirk" Kirkwood W7GCI, 10/30/91

.
                            A List of all known
                               Coaxial cables

Cable       Imped  Max Oper    O.D.                                          
Type        (Ohms)  Volts     Inches                 Remarks                               
----------------------------------------------------------------------------
RG-5B/U      50    3,000      .328      For replacement only, use RG-212/U
RG-6A/U      75    2,700      .332      None
RG-8A/U      52    5,000      .405      For replacement only, use RG-213/U
RG-9B/U      50    5,000      .420      For replacement only, use RG-214/U
RG-10A/U     52    5,000      .475      For replacement only, use RG-215/U
RG-11A/U     75    5,000      .405      None
RG-12A/U     75    5,000      .475      None
RG-13A/U     74    5,000      .420      For replacement only, use RG-216/U
RG-14A/U     52    7,000      .545      For replacement only, use RG-217/U
RG-15/U      76    5,000      .545      None
RG-16/U      52    6,000      .630      None
RG-18A/U     52   11,000      .945      For replacement only, use RG-219/U
RG-19A/U     52   14,000     1.120      For replacement only, use RG-220/U
RG-20A/U     52   14,000     1.195      For replacement only, use RG-221/U
RG-21A/U     53    2,700      .332      For replacement only, use RG-222/U
RG-22B/U     95    1,000      .420      Balanced cable twisted conductors
RG-23A/U    125    3,000      .945      Dual coaxial cable
RG-24A/U    125    3,000     1.034      Dual coaxial cable
RG-25A/U     48    8,000      .505      Pulse cable
RG-26A/U     48    8,000      .650      Pulse cable
RG-27A/U     48   15,000      .650      High voltage pulse cable
RG-28B/U     48   15,000      .750      High voltage pulse cable
RG-33/U      51    6,000      .470      None
RG-34B/U     75    6,500      .630      None
RG-35B/U     75   10,000      .945      None
RG-36/U      69   13,000     1.180      None
RG-41/U      67.5  3,000      .425      None
RG-54A/U     58    3,000      .250      None
RG-55B/U     53    1,900      .206      None
RG-56/U      --      --       .535      Special twisted pulse cable
RG-57A/U     95    3,000      .625      Twin conductor
RG-58C/U     50    1,900      .195      General purpose
RG-59B/U     75    2,300      .242      General purpose
RG-60/U      50      --       .425      None
RG-62A/U     93      --       .249      None
RG-62B/U     93      750      .242      None
RG-63B/U    125    1,000      .405      Low capacitance
RG-64/U      48      --       .495      Pulse
RG-65A/U    950    1,000      .405      High impedance delay line, video cable
RG-71B/U     93      750      .250      None
RG-72/U     150      --       .630      None
RG-73/U      25      --       .275      None
RG-74A/U     52    7,000      .615      For replacement only, use RG-224/U
RG-77A/U     48    8,000      .450      Pulse cable
RG-78A/U     48    8,000      .420      Same as RG-74A/U except single braid
RG-79B/U    125    1,000      .475      RG-63B/U with armor
RG-81/U      50    3,000      .375      Semi-Rigid high temperature cable
RG-82/U      50    5,000      .750      Same as RG-81/U
RG-83/U      35    2,000      .405      None
RG-84A/U     75   10,000     1.000      RG-35B/U with lead sheath, not armor
RG-85A/U     75   10,000     1.565      RG-84A/U with special armor
RG-86/U     200      --       .650      Twin lead
RG-87A/U     50    5,000      .425      For replacement only. New, use RG-225/U
RG-88/U      50    8,000      .515      Pulse
RG-88A/U     50    8,000      .515      None
RG-88B/U     50   10,000      .565      None
RG-89/U     125    1,000      .632      Low capacitance
RG-90/U      50    3,000      .425      Carrier Frequency Communication
RG-93/U      50   10,000      .710      Replaced with RG-117/U
RG-94/U      50    7,000      .445      For replacement only. New, use RG-226/U
RG-100/U     35    2,000      .242      None
RG-108A/U    78    1,000      .235      Shielded twisted pair
RG-111A/U    95    1,000      .490      none
RG-114A/U   185    1,000      .405      Special low capacitance
RG-115/U     50    4,000      .375      None
RG-115A/U    50    4,000      .415      None
RG-116/U     50    5,000      .475      For replacement only. New, use RG-227/U
RG-117A/U    50    7,000      .730      Same as RG-117/U. New, use RG-211A/U
RG-118A/U    50    7,000      .780      Same as RG-118/U. New, use RG-228A/U
RG-119/U     50    6,000      .465      High temperature cable
RG-120/U     50    6,000      .525      Same as RG-119/U, with armor
RG-122/U     50    1,900      .160      Same as RG-58/U except smaller in size
RG-124/U     73    2,300      .240      Replaced by RG-140/U
RG-125/U    150    2,000      .600      Special low capacitance
RG-126/U     50    3,000      .280      High attenuation same as RG-301/U
RG-130/U     95    8,000      .625      Same as RG-57A/U except inner conductor
RG-131/U     95    8,000      .710      Same as RG-130/U except  for armor
RG-133A/U    95    4,000      .405      NATO type NWR7
RG-140/U     75    2,000      .233      High temperature, similar to RG-59A/U
RG-141A/U    50    1,900      .190      High temperature, similar to RG-58C/U
RG-142A/U    50    1,900      .206      High temperature, similar to RG-55A/U
RG-142B/U    50      --       .195      Same as above
RG-143A/U    50    3,000      .325      High temperature, similar to RG-58/U
RG-144/U     75    5,000      .410      High temperature, similar to RG-11/U
RG-147/U     52   14,000     1.937      RG-19/U with armor
RG-148/U     72    4,000      .800      RG-8/U with spiral armor
RG-149/U     52    5,000      .405      Low noise
RG-150/U     75    5,000      .475      Same as RG-149/U except armored
RG-156/U     50   10,000      .540      Taped innerlayers 1 type K&1 type A-1R
RG-157/U     50   15,000      .725      Betw 2n braid of outer conductor & braided
RG-158/U     25   15,000      .725      Tinned copper shield pulse cable
RG-159/U     50    2,300      .195      Replaced by RG-142/U
RG-160A/U   125    3,000     1.055      Same as RG-160/U except copper braid
RG-164/U     75   10,000      .870      Same as RG-35B/U except armored
RG-165/U     50    5,000      .410      None
RG-166/U     50    5,000      .460      Same as RG-165/U except armored
RG-174/U     50    1,500      .100      None
RG-177/U     50   11,000      .895      None
RG-178B/U    50    1,000      .075      None
RG-179B/U    75    1,200      .105      None
RG-180B/U    95    1,500      .145      none
RG-181/U    125    3,500      .640      None
RG-182/U    125    2,300     1.055      Special dual twinax
RG-183/U     50      --       .750      None
RG-185/U   2000      --       .282      Delay cable
RG-186/U   1000      --       .405      Delay cable
RG-187A/U    75    1,200      .110      Same as RG-187/U except inner conductor
RG-188A/U    50    1,200      .110      Same as RG-188/U except inner conductor
RG-189/U     50    3,500      .875      7/8 in stroflux cable
RG-190/U     50   15,000      .700      Taped inner layers: 2 wraps of type K
RG-191/U     25   15,000     1.469      & 2 wraps of type L between outer braid
RG-192/U     12.5 15,000     2.200      Pulse cable
RG-193/U     12.5 30,000     2.100      Pulse cable
RG-194/U     12.5 30,000     1.945      Pulse cable
RG-195A/U    95    1,500      .155      Same as RG-195/U except inner conductor
RG-196A/U    50    1,000      .080      Same as RG-196/U except inner conductor
RG-197/U     50      --       .875      None
RG-199/U     70      --      1.015      None
RG-200/U     70      --      1.765      None
RG-209/U     50    3,200      .750      None
RG-210/U     93      750      .242      Replaces RG-62C/U
RG-211A/U    50    7,000      .730      Same as RG-211/U except braid wire size
RG-212/U     50    3,000      .332      Formerly RG-58/U
RG-213/U     50    5,000      .405      Formerly RG-8A/U
RG-214/U     50    5,000      .425      Formerly RG-9B/U
RG-215/U     50    5,000      .475      Formerly RG-10A/U
RG-216/U     75    5,000      .425      Formerly RG-13A/U
RG-217/U     50    7,000      .545      Formerly RG-144A/U
RG-218/U     50   11,000      .870      Formerly RG-17A/U
RG-219/U     50   11,000      .945      Formerly RG-18A/U
RG-220/U     50   14,000     1.120      Formerly RG-19A/U
RG-221/U     50   14,000     1.195      Formerly RG-20A/U
RG-222/U     50    2,700      .332      Formerly RG-21A/U
RG-223/U     50    1,900      .216      Formerly RG-55A/U
RG-224/U     50    7,000      .615      Formerly RG-74A/U
RG-225/U     50    5,000      .430      Formerly RG-87A/U
RG-226/U     50    7,000      .500      Formerly RG-94A/U
RG-227/U     50    5,000      .490      Formerly RG-116/U
RG-228A/U    50    7,000      .795      Same as RG-228/U except wire size
RG-230/U     25      --       .740      Triaxial pulse cable
RG-231/U     50      --       .500      None
RG-232/U     50      --      1.050      None
RG-233/U     50      --      1.765      None
RG-234/U     50      --      3.295      None
RG-235/U     50    5,000      .470      None
RG-236/U     50      --       .500      None
RG-237/U     50      --       .600      None
RG-240/U     50      --      1.625      None
RG-242/U     50      --      3.125      None
RG-244/U     75      --       .500      None
RG-245/U     75      --       .600      None
RG-246/U     75      --       .875      None
RG-247/U     75      --      1.015      None
RG-248/U     75      --      1.625      None
RG-249/U     75      --      1.765      None
RG-259/U     75      --      3.125      None
RG-251/U     75      --      3.295      None
RG-252/U     50      --       .530      None
RG-253/U     50      --       .635      None
RG-254/U     50      --      1.100      None
RG-255/U     50      --       .953      None
RG-256/U     50      --       .953      None
RG-257/U     50      --      1.786      None
RG-258/U     50      --      1.936      None
RG-259/U     50      --       .390      None
RG-263/U     50      --       .500      None
RG-264A/U    36.8    --       .750      Same as RG-264/U except low temperature
RG-266/U   1530   4,000       .400      Delay cable
RG-268/U     50      --       .500      None
RG-269/U     50      --      1.005      None
RG-270/U     50      --      1.830      None
RG-279/U     75      --       .125      None
RG-280/U     50   3,000       .467      For low loss and low voltage application
RG-281/U     50   4,000       .750      For low loss and low voltage application
RG-282/U     54.6 4,500       .200      For 150 degree [C] operation
RG-283/U     46   8,000       .475      For 150 degree [C] operation
RG-284/U     75      --      1.005      None
RG-285/U    100      --      1.005      None
RG-286/U     75      --      1.830      None
RG-287/U    100      --      1.830      None
RG-292/U     75      --      1.830      none
RG-293/U     50      --       .545      None
RG-294/U     95      --       .630      Twin Axial
RG-295/U     --      --       .895      None
RG-296/U     50  10,000      1.190      None
RG-297/U     50      --      1.005      None
RG-298/U     --      --       .650      unshielded buoyant cable
RG-301/U     50   3,000       .245      Similar to RG-126/U
RG-302/U     75   2,300       .206      Similar to RG-140/U
RG-303/U     50   1,900       .170      Similar to RG-141/U
RG-304/U     50   3,000       .280      Similar to RG-143A/U
RG-305/U     75      --      1.990      None
RG-306A/U    75      --      1.015      None
RG-307/U     75     400       .270      Interlayer is polyvinyl chloride
RG-316/U     50   1,200        --       High temperature similar to RG-188A/U
RG-318/U     50      --      1.100      None
RG-319A/U    50      --      2.000      None
RG-321/U     50      --      2.850      None
RG-322/U     50      --      3.040      None
RG-323/U     50      --      1.060      None
RG-324/U     50      --       .980      None
RG-325/U     50      --       .465      None
RG-326/U     50      --       .779      None
RG-327/U     50      --      1.180      None
RG-331/U     50      --       .625      None
RG-332/U     50      --       .815      None
RG-333/U     50      --      1.052      None
RG-334/U     75      --       .500      None
RG-335/U     75      --       .625      None
RG-336/U     75      --       .875      None
RG-360/U     50      --       .825      None
RG-366/U     50      --       .620      None
RG-367/U     50      --      5.200      Very large cable
RG-369/U     50      --       .470      None
RG-370/U     50      --       .390      None
RG-371/U     50      --       .140      None
RG-376/U     50      --      1.060      None
RG-377/U     50      --       .530      None
RG-378/U     50      --      2.000      None
RG-382/U     50      --      1.620      None
RG-385/U     50      --       .660      None