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BNC

BNC connectors are the RF connectors most frequently used in electronics and network worldwide. BNC connectors are applicable from DC up to 4 GHz with 50Ω and from DC up to 1 GHz with 75Ω characteristics impedance.

Selection Matrix
Gender
Orientation
Cable Group
Panel
Impedance
Interface Mating Dimensions Technical Data

Male Femal
LTRMillimeters / Inches
MinimumMaximum
A Φ9.78 Φ.385 Φ9.91 Φ.390
B Φ7.92 Φ.312 Φ8.10 Φ.319
C Φ4.83 Φ.192    
D 5.33 .209 5.84 .230
E 5.28 .208 5.79 .228
F .015 .006    
G 4.32 .170 5.80 .228
H 1.98 .077    
I Φ1.32 Φ.052 Φ1.37 Φ.054
J 2.31 .091 2.46 .097
K Φ2.06 Φ.081 Φ2.21 Φ.087
L 2.31 .091 2.46 .097
M 0.46 .018 0.56 .022
N 4.57 .180 4.67 .184
O 3.15 .124    
P 11.76 .463 12.01 .473
LTRMillimeters / Inches
MinimumMaximum
A Φ8.31 Φ.327 Φ8.51 Φ.335
B Φ8.10 Φ.319 Φ8.15 Φ.321
C     Φ4.72 Φ.186
D Φ9.60 Φ.378 Φ9.68 Φ.381
E     0.15 .006
F 5.18 .204 5.28 .208
G 8.31 .327 8.51 .335
H 1.91 .075 2.00 .081
I 4.78 .188 5.28 .208
J 4.72 .186 5.23 .206
K 2.06 .081 2.21 .087
L 4.95 .194    

Electrical:

Nominal impedance50 Ω
Frequency up to4 GHz
VSWR1.3 max. @ 1GHz
Working voltage500 Volts rms.
Dielectric withstanding voltage1500 Volts rms.
Insulation resistance5000 MΩ min.
Contact resistancecenter conductor 4.0 mΩ
outer conductor 1.5 Mω

Mechanical&Environmental:

MatingBayonet Lock Coupling
Cable retention6 kgf typical
Durability≥ 500 cycles
Coupling nut retention15 kgf min.
Temperature rangeP.P. -45℃ to +85℃, PTFE -55℃ to +155℃
VibrationPer MIL-STD-202 Method 204 Test Condition D
CorrosionPer MIL-STD-202 Method 101 Test Condition B

Material/Finish:

 MaterialFinish
Connector bodyBrass per(QQ-B-626 or JIS-C3604B)Nickel or gold plating
Center contact maleBrass per(QQ-B-626 or JIS-C3604B)Gold plating
Center contact femaleBeryllium copper per(QQ-C-530 or JIS-C1730) or
Phosphor bronze per(QQ-B-750 or JIS-C5441B)		Gold plating
InsulatorPTFE or P.P.None
Crimp ferruleAnnealed copperSame as body
GasketSilicone rubberNone

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