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SMB Connectors

Johnson / Cinch Connectivity Solutions SMB Connectors feature a wide range of 50Ω and 75Ω SMB Connectors with mounting styles that include board, cable, fixed-length cable, self fixture end launch, subminiature attenuators, and mil-spec attenuators. Johnson / Cinch Connectivity Solution SMB Connectors are available in many cables, plug, and jack types (straight, right angle, bulkhead, mini, and flange). The SMB variant provides broadband capability through 4GHz with a snap-on interface design allowing a fast and reliable connection.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
RF Connectors / Coaxial Connectors PC JCK .155"LEGS Ni 131-3701-266 Johnson / Cinch Connectivity Solutions 1: £3.50 1,143In Stock 2,050Expected 26/10/2026	Mfr. Part No. 131-3701-266 Mouser Part No 530-131-3701-266	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors PC JCK .155"LEGS Ni Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	1,143In Stock 2,050Expected 26/10/2026	£3.50 £2.98 £2.78 £2.65 View £2.52 £2.37 £2.25 £2.15 £2.12	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors R/A BLHD PCB JCK GLD 131-3701-501 Johnson / Cinch Connectivity Solutions 1: £11.17 473In Stock	Mfr. Part No. 131-3701-501 Mouser Part No 530-131-3701-501	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors R/A BLHD PCB JCK GLD Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	473In Stock	£11.17 £9.49 £8.89 £8.47 View £8.07 £7.55 £7.35 £7.05	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors 2H FLANGE MT JCK GLD 131-3701-621 Johnson / Cinch Connectivity Solutions 1: £14.82 166In Stock	Mfr. Part No. 131-3701-621 Mouser Part No 530-131-3701-621	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors 2H FLANGE MT JCK GLD Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	166In Stock	£14.82 £12.82 £12.00 £11.44 View £10.89 £10.42 £9.73 £9.64 Quote	Min.: 1 Mult.: 1
RF Cable Assemblies STRT PLUGS 316 12" 415-0003-012 Johnson / Cinch Connectivity Solutions 1: £23.19 74In Stock	Mfr. Part No. 415-0003-012 Mouser Part No 530-415-0003-012	Johnson / Cinch Connectivity Solutions	RF Cable Assemblies STRT PLUGS 316 12" Learn More about Johnson / Cinch Connectivity Solutions emersoncableassemblies	Datasheet	74In Stock	£23.19 £19.69 £18.37 £17.58 View £16.37 £15.58 £15.55	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors PC R/A JCK BLKHD GLD 131-3701-341 Johnson / Cinch Connectivity Solutions 1: £7.82 378In Stock	Mfr. Part No. 131-3701-341 Mouser Part No 530-131-3701-341	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors PC R/A JCK BLKHD GLD Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	378In Stock	£7.82 £6.65 £6.23 £5.93 View £5.92 £5.38	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors END LAUNCH JACK ROUND CONTACT 131-3701-801 Johnson / Cinch Connectivity Solutions 1: £5.19 3,423In Stock	Mfr. Part No. 131-3701-801 Mouser Part No 530-131-3701-801	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors END LAUNCH JACK ROUND CONTACT Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	3,423In Stock	£5.19 £4.70 £4.07 £3.95 View £3.83 £3.54 £3.46 £3.07 £2.88	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors 75ohm ST PLG 179 GLD 131-8403-001 Johnson / Cinch Connectivity Solutions 1: £9.91 300In Stock	Mfr. Part No. 131-8403-001 Mouser Part No 530-131-8403-001	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors 75ohm ST PLG 179 GLD Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	300In Stock	£9.91 £8.77 £8.12 £7.42 View £6.92 £6.36 £5.93 £5.65	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors R/A BLKHD JACK - SMB 131-3303-501 Johnson / Cinch Connectivity Solutions 1: £16.64 74In Stock	Mfr. Part No. 131-3303-501 Mouser Part No 530-131-3303-501	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors R/A BLKHD JACK - SMB Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	74In Stock	£16.64 £16.19 £14.30 £10.00 View £9.96 £9.85 £9.58 Quote	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors SMB Jack Assembly, Vertical PCB Mount 131-3701-276 Johnson / Cinch Connectivity Solutions 1: £4.16 189In Stock	Mfr. Part No. 131-3701-276 Mouser Part No 530-131-3701-276	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors SMB Jack Assembly, Vertical PCB Mount Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	189In Stock	£4.16 £3.54 £3.32 £3.16 View £3.01 £2.81 £2.69 £2.35 £2.32	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors PC R/A JCK GLD 131-3701-301 Johnson / Cinch Connectivity Solutions 1: £7.71 112In Stock	Mfr. Part No. 131-3701-301 Mouser Part No 530-131-3701-301	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors PC R/A JCK GLD Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	112In Stock	£7.71 £6.56 £6.14 £5.85 View £5.57 £5.33 £4.97 £4.85	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors SMB Jack Rear Mount Bulkhead 131-3701-401 Johnson / Cinch Connectivity Solutions 1: £8.49 80In Stock	Mfr. Part No. 131-3701-401 Mouser Part No 530-131-3701-401	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors SMB Jack Rear Mount Bulkhead Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	80In Stock	£8.49 £7.52 £6.76 £6.51 View £6.01 £5.63 £5.36 £5.11	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors JACK ASM,RA PC MOUNT BULKHEAD, SMB 131-3701-531 Johnson / Cinch Connectivity Solutions 1: £12.02 24In Stock	Mfr. Part No. 131-3701-531 Mouser Part No 530-131-3701-531	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors JACK ASM,RA PC MOUNT BULKHEAD, SMB Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	24In Stock	£12.02 £10.64 £10.29 £9.83 View £8.06 £7.91 £7.62 £7.30 Quote	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors STRT END 50 OHM JACK RCPT 131-3701-811 Johnson / Cinch Connectivity Solutions 1: £10.54 85In Stock	Mfr. Part No. 131-3701-811 Mouser Part No 530-131-3701-811	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors STRT END 50 OHM JACK RCPT Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	85In Stock	£10.54 £8.99 £8.42 £8.01 View £7.32 £7.10 £6.82 £6.44	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors R/A SURFACE MNT JACK RECEPTACLE GOLD 131-3711-301 Johnson / Cinch Connectivity Solutions 1: £6.23 258In Stock 675Expected 23/11/2026	Mfr. Part No. 131-3711-301 Mouser Part No 530-131-3711-301	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors R/A SURFACE MNT JACK RECEPTACLE GOLD Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	258In Stock 675Expected 23/11/2026	£6.23 £5.38 £5.03 £4.79 View £4.56 £4.27 £4.07 £3.88	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors SMB STRT PCB MT PLUG 131-3801-216 Johnson / Cinch Connectivity Solutions 1: £7.29 64In Stock	Mfr. Part No. 131-3801-216 Mouser Part No 530-131-3801-216	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors SMB STRT PCB MT PLUG Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	64In Stock	£7.29 £6.77 £5.75 £5.01 View £4.83 £4.80 £4.34	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors R/A 50 OHM SMC CRIMP TYPE PLUG 131-6403-101 Johnson / Cinch Connectivity Solutions 1: £13.44 50In Stock	Mfr. Part No. 131-6403-101 Mouser Part No 530-131-6403-101	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors R/A 50 OHM SMC CRIMP TYPE PLUG Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	50In Stock	£13.44 £11.43 £10.70 £10.20 View £9.31 £8.97 £8.66 £8.54 Quote	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors SMC JACK STRT PCB 131-6701-206 Johnson / Cinch Connectivity Solutions 1: £5.64 11In Stock	Mfr. Part No. 131-6701-206 Mouser Part No 530-131-6701-206	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors SMC JACK STRT PCB Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	11In Stock	£5.64 £5.40 £4.58 £3.92 View £3.58 £3.45	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors R/A SMC BLKHD JACK 131-6701-341 Johnson / Cinch Connectivity Solutions 1: £7.71 97In Stock	Mfr. Part No. 131-6701-341 Mouser Part No 530-131-6701-341	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors R/A SMC BLKHD JACK Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	97In Stock	£7.71 £6.56 £6.14 £5.93 View £5.61 £5.40	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors SMC Jack R/A PCB Mount Bulkhead 131-6701-346 Johnson / Cinch Connectivity Solutions 1: £10.24 74In Stock	Mfr. Part No. 131-6701-346 Mouser Part No 530-131-6701-346	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors SMC Jack R/A PCB Mount Bulkhead Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	74In Stock	£10.24 £8.71 £7.36 £7.13 View £6.63 £6.27 £6.23	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors JACK ASM,RA PC MOUNT BULKHEAD SMC 131-6701-502 Johnson / Cinch Connectivity Solutions 1: £17.45 2In Stock	Mfr. Part No. 131-6701-502 Mouser Part No 530-131-6701-502	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors JACK ASM,RA PC MOUNT BULKHEAD SMC Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	2In Stock	£17.45 £14.84 £12.96 £12.08 View £10.88 £10.40 £10.13 £9.89	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors JACK RA SURF MT SMC GPL 131-6711-301 Johnson / Cinch Connectivity Solutions 1: £11.24 27In Stock	Mfr. Part No. 131-6711-301 Mouser Part No 530-131-6711-301	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors JACK RA SURF MT SMC GPL Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	27In Stock	£11.24 £9.95 £9.63 £7.92 View £7.54 £7.07 £6.73 £6.41	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors 75ohm R/A PL 179 GLD 131-8403-101 Johnson / Cinch Connectivity Solutions 1: £9.11 17In Stock 250Expected 09/11/2026	Mfr. Part No. 131-8403-101 Mouser Part No 530-131-8403-101	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors 75ohm R/A PL 179 GLD Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	17In Stock 250Expected 09/11/2026	£9.11 £8.08 £7.44 £7.10 View £6.41 £6.01 £5.72 £5.45	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors 75ohm PC JCK GLD 131-8701-201 Johnson / Cinch Connectivity Solutions 1: £6.31 100In Stock	Mfr. Part No. 131-8701-201 Mouser Part No 530-131-8701-201	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors 75ohm PC JCK GLD Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	100In Stock	£6.31 £5.45 £4.63 £4.48 View £4.34 £4.00 £3.75 £3.49	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors 75OHM PC JCK GLD .155" LEGS 131-8701-251 Johnson / Cinch Connectivity Solutions 1: £5.19 225In Stock	Mfr. Part No. 131-8701-251 Mouser Part No 530-131-8701-251	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors 75OHM PC JCK GLD .155" LEGS Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	225In Stock	£5.19 £4.43 £4.14 £3.95 View £3.75 £3.51 £3.35 £3.11 £2.82	Min.: 1 Mult.: 1
RF Connectors / Coaxial Connectors STRT MINI 75 OHM PC MNT JACK REC 131-8701-261 Johnson / Cinch Connectivity Solutions 1: £3.08 47In Stock	Mfr. Part No. 131-8701-261 Mouser Part No 530-131-8701-261	Johnson / Cinch Connectivity Solutions	RF Connectors / Coaxial Connectors STRT MINI 75 OHM PC MNT JACK REC Learn More about Johnson / Cinch Connectivity Solutions johnson cinch smb connectors	Datasheet	47In Stock	£3.08 £2.62 £2.33 £2.23 View £2.09 £1.98 £1.89 £1.77	Min.: 1 Mult.: 1

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