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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 (CAD) Filter the results in the table by unit price based on your quantity.	Qty.
Circular MIL Spec Connector C90 4P PANEL PLUG MIL-C-5015 COMPTBL C90-3102R14S-2S Harwin 1: $23.95 423In Stock	Mfr. Part # C90-3102R14S-2S Mouser Part # 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	$23.95 $20.52 $20.48 $18.14 View $17.29 $16.75 $15.44	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 3P CABLE SOCKET MIL-C-5015 COMPTBL C90-3106F10SL-3P Harwin 1: $37.93 173In Stock	Mfr. Part # C90-3106F10SL-3P Mouser Part # 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	$37.93 $32.26 $32.16 $27.33 View $27.32 $27.13	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 6P OF H3153-01 SKT ON CARRIER COMB C90-3102R14S-6P Harwin 1: $24.64 830In Stock	Mfr. Part # C90-3102R14S-6P Mouser Part # 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	$24.64 $20.94 $20.71 $17.60 View $17.55 $16.68 $15.88 $15.44	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 2MM POLARISING KEY C90-3101F10SL-4P Harwin 1: $29.16 105In Stock	Mfr. Part # C90-3101F10SL-4P Mouser Part # 855-C90-3101F10SL-4P	Harwin	Circular MIL Spec Connector C90 2MM POLARISING KEY Learn More about Harwin C90	Datasheet	105In Stock	$29.16 $25.20 $21.40 $21.07 View $20.71 $20.22 Quote	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 6mm HEX SPACER USE WITH M3 SCREW C90-3101F14S-6P Harwin 1: $35.58 281In Stock	Mfr. Part # C90-3101F14S-6P Mouser Part # 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	$35.58 $30.24 $28.30 $26.99 View $25.78 $25.04	Min.: 1 Mult.: 1
Circular MIL Spec Tools, Hardware & Accessories C90 Punch&DieToolSet C90-3420-4 Harwin 1: $6.11 553In Stock	Mfr. Part # C90-3420-4 Mouser Part # 855-C90-3420-4	Harwin	Circular MIL Spec Tools, Hardware & Accessories C90 Punch&DieToolSet Learn More about Harwin C90	Datasheet	553In Stock	$6.11 $5.30 $4.49 $4.41 View $4.12 $3.92 $3.67 $3.43	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4P CABLE PULG MIL-C-5015 COMPTBL C90-3101F10SL-4S Harwin 1: $34.59 117In Stock	Mfr. Part # C90-3101F10SL-4S Mouser Part # 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	$34.59 $29.40 $27.60 $26.16 View $25.07 $23.53 $22.42	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 3P CABLE PLUG MIL-C-5015 COMPTBL C90-3101F10SL-3S Harwin 1: $36.06 53In Stock	Mfr. Part # C90-3101F10SL-3S Mouser Part # 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	$36.06 $30.64 $27.29 $26.05 View $24.42 $23.30	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 2P FREE PLUG MIL-C-5015 COMPTBL C90-3106F10SL-4S Harwin 1: $40.67 2,396In Stock 175Expected 2026-12-17	Mfr. Part # C90-3106F10SL-4S Mouser Part # 855-C90-3106F10SL-4S	Harwin	Circular MIL Spec Connector C90 2P FREE PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	2,396In Stock 175Expected 2026-12-17	$40.67 $34.82 $33.64 $29.81 View $28.86 $28.15	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 6P FREE PLUG MIL-C-5015 COMPTBL C90-3106F14S-6S Harwin 1: $48.67 765In Stock	Mfr. Part # C90-3106F14S-6S Mouser Part # 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	$48.67 $41.60 $39.36 $37.71 View $36.09 $33.83	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: $18.32 202In Stock 200Expected 2026-11-23	Mfr. Part # C90-25043-10SL Mouser Part # 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 2026-11-23	$18.32 $15.58 $14.60 $13.90 View $13.22 $12.41 $11.81 $11.25	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: $29.94 295In Stock 525On Order	Mfr. Part # C90-25043-14S Mouser Part # 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. #: C90-25043-14S Stock: 295 Can Ship Immediately On Order: 225 Expected 2026-12-17 300 Expected 2027-02-02 Factory Lead-Time: 12 Weeks	$29.94 $25.44 $24.94 $21.61 View $20.64 $19.86	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4P CABLE SOCK MIL-C-5015 COMPTBL C90-3101F14S-2S Harwin 1: $42.62 75In Stock	Mfr. Part # C90-3101F14S-2S Mouser Part # 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	$42.62 $36.50 $35.64 $31.88 View $31.61 $29.81 $28.67	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 2P PANEL PLUG MIL-C-5015 COMPTBL C90-3102R10SL-4S Harwin 1: $19.30 312In Stock 250Expected 2027-01-28	Mfr. Part # C90-3102R10SL-4S Mouser Part # 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 2027-01-28	$19.30 $17.58 $14.93 $13.22 View $12.76 $12.15	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4P FREE SOCKET MIL-C-5015 COMPTBL C90-3102R14S-2P Harwin 1: $21.18 294In Stock 200Expected 2026-12-22	Mfr. Part # C90-3102R14S-2P Mouser Part # 855-C90-3102R14S-2P	Harwin	Circular MIL Spec Connector C90 4P FREE SOCKET MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	294In Stock 200Expected 2026-12-22	$21.18 $18.49 $15.71 $14.66 View $14.14 $13.52	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 6P PANEL PLUG MIL-C-5015 COMPTBL C90-3102R14S-6S Harwin 1: $28.97 697In Stock	Mfr. Part # C90-3102R14S-6S Mouser Part # 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	$28.97 $24.74 $23.18 $22.06 View $20.94 $19.58 $18.78 Quote	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 3P FREE PLUG MIL-C-5015 COMPTBL C90-3106F10SL-3S Harwin 1: $42.52 175In Stock	Mfr. Part # C90-3106F10SL-3S Mouser Part # 855-C90-3106F10SL-3S	Harwin	Circular MIL Spec Connector C90 3P FREE PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	175In Stock	$42.52 $36.35 $35.48 $31.72 View $31.65 $27.62 $26.97	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 2P Cable Plug MIL-C-5015 COMPTBL C90-3106F10SL-4P Harwin 1: $39.73 315In Stock	Mfr. Part # C90-3106F10SL-4P Mouser Part # 855-C90-3106F10SL-4P	Harwin	Circular MIL Spec Connector C90 2P Cable Plug MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	315In Stock	$39.73 $34.17 $33.60 $28.71 View $27.17 $25.89	Min.: 1 Mult.: 1
Circular MIL Spec Contacts C90 FML CRIMP CONTACT 1.25MM,AWG 26-30,LSE C90-3106F12S-3P Harwin 1: $43.43 123In Stock	Mfr. Part # C90-3106F12S-3P Mouser Part # 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	123In Stock	$43.43 $36.92 $32.17 $31.91 View $30.01 $28.63	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4P CABLE SOCKET MIL-C-5015 COMPTBL C90-3106F14S-2P Harwin 1: $42.52 278In Stock	Mfr. Part # C90-3106F14S-2P Mouser Part # 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	$42.52 $36.86 $36.03 $32.20 View $30.38 $29.26	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 4P FREE PLUG MIL-C-5015 COMPTBL C90-3106F14S-2S Harwin 1: $47.26 357In Stock	Mfr. Part # C90-3106F14S-2S Mouser Part # 855-C90-3106F14S-2S	Harwin	Circular MIL Spec Connector C90 4P FREE PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	357In Stock	$47.26 $40.54 $38.32 $36.75 View $35.19 $33.00 $32.99	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 6P DR IC SOCKET ASSY 2.54MM PITCH C90-3106F14S-6P Harwin 1: $44.22 302In Stock 150On Order	Mfr. Part # C90-3106F14S-6P Mouser Part # 855-C90-3106F14S-6P	Harwin	Circular MIL Spec Connector C90 6P DR IC SOCKET ASSY 2.54MM PITCH Learn More about Harwin C90	Datasheet	302In Stock 150On Order	$44.22 $37.94 $35.84 $34.34 View $32.92 $30.92	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 3P PANEL PLUG MIL-C-5015 COMPTBL C90-3102R10SL-3S Harwin 1: $23.10 186In Stock	Mfr. Part # C90-3102R10SL-3S Mouser Part # 855-C90-3102R10SL-3S	Harwin	Circular MIL Spec Connector C90 3P PANEL PLUG MIL-C-5015 COMPTBL Learn More about Harwin C90	Datasheet	186In Stock	$23.10 $19.86 $19.84 $16.86 View $16.57 $15.54 $15.16 $14.54 Quote	Min.: 1 Mult.: 1
Circular MIL Spec Connector C90 2P FREE SOCKET MIL-C-5015 COMPTBL C90-3102R10SL-4P Harwin 1: $19.64 1,049In Stock 1,375Expected 2027-02-09	Mfr. Part # C90-3102R10SL-4P Mouser Part # 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 2027-02-09	$19.64 $17.12 $14.54 $13.97 View $13.49 $12.82 $11.72 Quote	Min.: 1 Mult.: 1
Circular MIL Spec Tools, Hardware & Accessories C90 BLADE FOR Z1022-00 C90-25042-10SL Harwin 1: $18.35 135In Stock	Mfr. Part # C90-25042-10SL Mouser Part # 855-C90-25042-10SL	Harwin	Circular MIL Spec Tools, Hardware & Accessories C90 BLADE FOR Z1022-00 Learn More about Harwin C90	Datasheet	135In Stock	$18.35 $15.60 $14.62 $14.60 View $14.47 $12.41 $11.82 $11.26	Min.: 1 Mult.: 1

C90 Circular Connectors

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C90 Circular Connectors

Types of Connectors