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C90 Circular Connectors

Harwin C90 Circular Connectors are intermateable with MIL-DTL-5015 and offer full environmental sealing with the use of backshells and sealing gaskets (exceeds IP67). This low-cost, highly durable, and rugged connector system offers a 22AWG to 16AWG wire size, 13A current rating, and -55°C to +125°C operating temperature range. The connectors feature solder termination, threaded and polarized coupling, and zinc and black chromate-plated shells. Harwin C90 Circular Connectors are ideal for use in industrial, oil and gas, agricultural, construction, harsh environments, and rail / transportation applications.

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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.
Circular MIL Spec Connector C90 3P CABLE SOCKET MIL-C-5015 COMPTBL C90-3106F10SL-3P Harwin 1: £19.78 173In Stock	Mfr. Part No. C90-3106F10SL-3P Mouser Part No 855-C90-3106F10SL-3P	Harwin	Circular MIL Spec Connector C90 3P CABLE SOCKET MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	173In Stock	£19.78 £16.82 £16.76 £14.25 View £14.24 £14.09	Min.: 1 Mult.: 1
Circular MIL Spec Contacts C90 FML CRIMP CONTACT 1.25MM,AWG 26-30,LSE C90-3106F12S-3P Harwin 1: £22.65 133In Stock	Mfr. Part No. C90-3106F12S-3P Mouser Part No 855-C90-3106F12S-3P	Harwin	Circular MIL Spec Contacts C90 FML CRIMP CONTACT 1.25MM,AWG 26-30,LSE Learn More about Harwin C90	Datasheet	133In Stock	£22.65 £19.25 £16.78 £16.65 View £15.69 £15.27	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 6mm HEX SPACER USE WITH M3 SCREW C90-3101F14S-6P Harwin 1: £18.55 281In Stock	Mfr. Part No. C90-3101F14S-6P Mouser Part No 855-C90-3101F14S-6P	Harwin	Circular MIL Spec Connector C90 6mm HEX SPACER USE WITH M3 SCREW Learn More about Harwin C90	Datasheet	281In Stock	£18.55 £15.77 £14.77 £14.07 View £13.51 £12.92	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 6P OF H3153-01 SKT ON CARRIER COMB C90-3102R14S-6P Harwin 1: £12.85 830In Stock	Mfr. Part No. C90-3102R14S-6P Mouser Part No 855-C90-3102R14S-6P	Harwin	Circular MIL Spec Connector C90 6P OF H3153-01 SKT ON CARRIER COMB Learn More about Harwin C90	Datasheet	830In Stock	£12.85 £10.94 £10.80 £9.18 View £9.15 £8.80	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 2MM POLARISING KEY C90-3101F10SL-4P Harwin 1: £15.36 105In Stock	Mfr. Part No. C90-3101F10SL-4P Mouser Part No 855-C90-3101F10SL-4P	Harwin	Circular MIL Spec Connector C90 2MM POLARISING KEY Learn More about Harwin C90	Datasheet	105In Stock	£15.36 £13.16 £11.18 £10.80 View £10.54 £10.31 Quote	Min.: 1 Mult.: 1
Circular MIL Spec Tools, Hardware & Accessories C90 CAP W/CHAIN EXT THRD 5/8-24UNEF-2B THREA C90-25042-14S Harwin 1: £14.50 70In Stock	Mfr. Part No. C90-25042-14S Mouser Part No 855-C90-25042-14S	Harwin	Circular MIL Spec Tools, Hardware & Accessories C90 CAP W/CHAIN EXT THRD 5/8-24UNEF-2B THREA Learn More about Harwin C90	Datasheet	70In Stock	£14.50 £12.46 £12.42 £10.55 View £10.41 £9.73 £8.94	Min.: 1 Mult.: 1
Circular MIL Spec Tools, Hardware & Accessories C90 Punch&DieToolSet C90-3420-4 Harwin 1: £3.20 553In Stock	Mfr. Part No. C90-3420-4 Mouser Part No 855-C90-3420-4	Harwin	Circular MIL Spec Tools, Hardware & Accessories C90 Punch&DieToolSet Learn More about Harwin C90	Datasheet	553In Stock	£3.20 £2.76 £2.34 £2.31 View £2.17 £2.06 £1.91 £1.79	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4P CABLE PULG MIL-C-5015 COMPTBL C90-3101F10SL-4S Harwin 1: £18.04 117In Stock	Mfr. Part No. C90-3101F10SL-4S Mouser Part No 855-C90-3101F10SL-4S	Harwin	Circular MIL Spec Connector C90 4P CABLE PULG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	117In Stock	£18.04 £15.33 £14.39 £13.65 View £13.10 £12.30 £11.75	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 3P CABLE PLUG MIL-C-5015 COMPTBL C90-3101F10SL-3S Harwin 1: £18.80 53In Stock	Mfr. Part No. C90-3101F10SL-3S Mouser Part No 855-C90-3101F10SL-3S	Harwin	Circular MIL Spec Connector C90 3P CABLE PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	53In Stock	£18.80 £15.98 £15.60 £14.24 View £13.61 £12.78 £12.23	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 2P FREE PLUG MIL-C-5015 COMPTBL C90-3106F10SL-4S Harwin 1: £21.21 1,226In Stock 1,350On Order	Mfr. Part No. C90-3106F10SL-4S Mouser Part No 855-C90-3106F10SL-4S	Harwin	Circular MIL Spec Connector C90 2P FREE PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	1,226In Stock 1,350On Order On Order Ship Dates Mfr. No: C90-3106F10SL-4S Stock: 1,226 Can Dispatch Immediately On Order: 1,175 Expected 06/11/2026 175 Expected 17/12/2026 Factory Lead Time: 12 Weeks	£21.21 £18.15 £17.54 £15.54 View £15.04 £14.85	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 6P FREE PLUG MIL-C-5015 COMPTBL C90-3106F14S-6S Harwin 1: £25.38 765In Stock	Mfr. Part No. C90-3106F14S-6S Mouser Part No 855-C90-3106F14S-6S	Harwin	Circular MIL Spec Connector C90 6P FREE PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	765In Stock	£25.38 £21.69 £20.52 £19.66 View £18.81 £17.63	Min.: 1 Mult.: 1
Circular MIL Spec Tools, Hardware & Accessories C90 CAP W/CHAIN EXT THRD 7/8-24UNEF-2B THREA C90-25043-10SL Harwin 1: £9.55 202In Stock 200Expected 01/12/2026	Mfr. Part No. C90-25043-10SL Mouser Part No 855-C90-25043-10SL	Harwin	Circular MIL Spec Tools, Hardware & Accessories C90 CAP W/CHAIN EXT THRD 7/8-24UNEF-2B THREA Learn More about Harwin C90	Datasheet	202In Stock 200Expected 01/12/2026	£9.55 £8.13 £7.61 £7.25 View £6.89 £6.47 £6.15 £5.87	Min.: 1 Mult.: 1
Circular MIL Spec Tools, Hardware & Accessories C90 CAP W/CHAIN INT THRD 5/8-24UNEF-2B THREA C90-25043-14S Harwin 1: £15.61 295In Stock 525On Order	Mfr. Part No. C90-25043-14S Mouser Part No 855-C90-25043-14S	Harwin	Circular MIL Spec Tools, Hardware & Accessories C90 CAP W/CHAIN INT THRD 5/8-24UNEF-2B THREA Learn More about Harwin C90	Datasheet	295In Stock 525On Order On Order Ship Dates Mfr. No: C90-25043-14S Stock: 295 Can Dispatch Immediately On Order: 225 Expected 17/12/2026 300 Expected 02/02/2027 Factory Lead Time: 12 Weeks	£15.61 £13.27 £13.01 £11.27 View £10.76 £10.35	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4-40 UNC x 6mm BRASS 5mm A/F C90-3101F14S-2P Harwin 1: £18.12 100In Stock	Mfr. Part No. C90-3101F14S-2P Mouser Part No 855-C90-3101F14S-2P	Harwin	Circular MIL Spec Connector C90 4-40 UNC x 6mm BRASS 5mm A/F Learn More about Harwin C90	Datasheet	100In Stock	£18.12 £15.36 £14.39 £13.68 View £13.11 £12.34 £11.98	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4P CABLE SOCK MIL-C-5015 COMPTBL C90-3101F14S-2S Harwin 1: £22.23 75In Stock	Mfr. Part No. C90-3101F14S-2S Mouser Part No 855-C90-3101F14S-2S	Harwin	Circular MIL Spec Connector C90 4P CABLE SOCK MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	75In Stock	£22.23 £19.03 £18.59 £16.62 View £16.48 £15.54 £14.95	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 2P PANEL PLUG MIL-C-5015 COMPTBL C90-3102R10SL-4S Harwin 1: £10.06 312In Stock 250Expected 28/01/2027	Mfr. Part No. C90-3102R10SL-4S Mouser Part No 855-C90-3102R10SL-4S	Harwin	Circular MIL Spec Connector C90 2P PANEL PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	312In Stock 250Expected 28/01/2027	£10.06 £9.17 £7.79 £6.89 £6.87	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4P PANEL PLUG MIL-C-5015 COMPTBL C90-3102R14S-2S Harwin 1: £12.48 423In Stock	Mfr. Part No. C90-3102R14S-2S Mouser Part No 855-C90-3102R14S-2S	Harwin	Circular MIL Spec Connector C90 4P PANEL PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	423In Stock	£12.48 £10.62 £9.95 £9.46 £9.05	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 6P PANEL PLUG MIL-C-5015 COMPTBL C90-3102R14S-6S Harwin 1: £15.10 697In Stock	Mfr. Part No. C90-3102R14S-6S Mouser Part No 855-C90-3102R14S-6S	Harwin	Circular MIL Spec Connector C90 6P PANEL PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	697In Stock	£15.10 £12.89 £12.12 £11.54 View £10.96 £10.24 £9.82	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 3P FREE PLUG MIL-C-5015 COMPTBL C90-3106F10SL-3S Harwin 1: £22.17 185In Stock	Mfr. Part No. C90-3106F10SL-3S Mouser Part No 855-C90-3106F10SL-3S	Harwin	Circular MIL Spec Connector C90 3P FREE PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	185In Stock	£22.17 £18.95 £18.50 £16.54 View £16.50 £15.16	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 2P Cable Plug MIL-C-5015 COMPTBL C90-3106F10SL-4P Harwin 1: £20.72 115In Stock 200Expected 04/11/2026	Mfr. Part No. C90-3106F10SL-4P Mouser Part No 855-C90-3106F10SL-4P	Harwin	Circular MIL Spec Connector C90 2P Cable Plug MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	115In Stock 200Expected 04/11/2026	£20.72 £17.82 £17.51 £15.02	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4P CABLE SOCKET MIL-C-5015 COMPTBL C90-3106F14S-2P Harwin 1: £22.17 278In Stock	Mfr. Part No. C90-3106F14S-2P Mouser Part No 855-C90-3106F14S-2P	Harwin	Circular MIL Spec Connector C90 4P CABLE SOCKET MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	278In Stock	£22.17 £19.22 £18.79 £16.84	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4P FREE PLUG MIL-C-5015 COMPTBL C90-3106F14S-2S Harwin 1: £24.72 409In Stock	Mfr. Part No. C90-3106F14S-2S Mouser Part No 855-C90-3106F14S-2S	Harwin	Circular MIL Spec Connector C90 4P FREE PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	409In Stock	£24.72 £21.21 £20.04 £19.22 View £18.35 £17.26	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 6P DR IC SOCKET ASSY 2.54MM PITCH C90-3106F14S-6P Harwin 1: £23.06 357In Stock 150On Order	Mfr. Part No. C90-3106F14S-6P Mouser Part No 855-C90-3106F14S-6P	Harwin	Circular MIL Spec Connector C90 6P DR IC SOCKET ASSY 2.54MM PITCH Learn More about Harwin C90	Datasheet	357In Stock 150On Order	£23.06 £19.78 £18.69 £17.91 £17.22	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 3P PANEL PLUG MIL-C-5015 COMPTBL C90-3102R10SL-3S Harwin 1: £12.04 196In Stock	Mfr. Part No. C90-3102R10SL-3S Mouser Part No 855-C90-3102R10SL-3S	Harwin	Circular MIL Spec Connector C90 3P PANEL PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	196In Stock	£12.04 £10.35 £8.79 £8.64	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 2P FREE SOCKET MIL-C-5015 COMPTBL C90-3102R10SL-4P Harwin 1: £10.24 1,049In Stock 1,375Expected 09/02/2027	Mfr. Part No. C90-3102R10SL-4P Mouser Part No 855-C90-3102R10SL-4P	Harwin	Circular MIL Spec Connector C90 2P FREE SOCKET MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	1,049In Stock 1,375Expected 09/02/2027	£10.24 £8.93 £7.59 £7.28 View £7.04 £6.68 £6.19	Min.: 1 Mult.: 1

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C90 Circular Connectors

Types of Connectors