About Circular MIL Spec Connectors

Circular MIL Spec Connectors

Circular MIL Spec Connectors are an electrical interface used in military and rugged industrial systems, designed to connect electrical components in harsh environments. They are durable, reliable, and designed to exceed military requirements for size, weight and environmental protection. They have a wide variety of features and are designed for a range of applications such as, high temperature operations and high vibration. They are typically composed of metallic material and a non-metallic material using several contacts to ensure a secure connection between the two components. They are most commonly used in aviation, aerospace, land, and maritime applications and are often used as Male or Female connectors.

Circular MIL Spec Connectors

Circular MIL Spec Backshells

Circular MIL Spec Connector

Circular MIL Spec Contacts

Circular MIL Spec Strain Reliefs & Adapters

Circular MIL Spec Tools, Hardware & Accessories

Sorting

Sort Column:

Sort Direction:

Image	Stock Code(▲▼)	Description	Manufacturer	Global Stock ⓘ (▲▼)	Price(USD) (Ex. GST)(▲▼)	Enter Qty

MS3181-12NA

Amphenol Pcd Circular MIL Spec Tools, Hardware & Accessories SZ 12 Recep Cover Chain wring

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Amphenol

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 11.2667

Multiples of: 1

MS3102A-20-29PZ

Conn MIL-DTL-5015 Circular PIN 17 POS Solder Cup ST Box Mount 17 Terminal 1 Port Automotive

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Amphenol

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 22.3315

Multiples of: 1

CA3102E28-21SBF80F0

Conn Circular SKT 37 POS Solder Cup ST Box Mount 37 Terminal 1 Port Automotive

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ITT

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 25.928

Multiples of: 1

CA3102E28-21SWBF80

Conn Circular SKT 37 POS Crimp ST Box Mount 37 Terminal 1 Port Automotive

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ITT

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 47.157

Multiples of: 1

CBG6-28-21S0

Conn Circular SKT 37 POS ST Cable Mount 37 Terminal 1 Port Automotive

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ITT

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 48.939

Multiples of: 1

CA3102E28-21S-B-01

Conn Circular SKT 37 POS Crimp ST Box Mount 37 Terminal 1 Port Automotive

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ITT

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 54.7939

Multiples of: 1

CA3102E28-21SBF80

CIRCULAR, SIZE 28, 37WAYS, SKT

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ITT

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 57.5337

Multiples of: 1

CA3102E28-21SXBF80

CIRCULAR, SIZE 28, 37WAYS, SKT

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ITT

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 57.5337

Multiples of: 1

CA3106E28-21S-B-F80-F0

Conn Circular SKT 37 POS Crimp ST Cable Mount 37 Terminal 1 Port Automotive

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ITT

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 80.6374

Multiples of: 1

CA3106E28-21S-B-01

Conn Circular SKT 37 POS Crimp ST Cable Mount 37 Terminal 1 Port Automotive

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ITT

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 105.7071

Multiples of: 1

CA3106E28-21S-B

Conn Circular SKT 37 POS Solder ST Cable Mount 37 Terminal 1 Port

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ITT

Availability : 557
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 108.3121

Multiples of: 1

075-8515-001

Gaskets Square Aluminum Panel 25.3mm

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ITT

Availability : 556
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 3.4387

Multiples of: 5

ACS02E18-1PW-025

Circular MIL Spec Connector 10C 10#16 Pin REC B OX

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Amphenol

Availability : 556
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 14.3837

Multiples of: 1

MS3102A28-12P

Circular MIL Spec Connector 26P SIZE 28 PIN

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Amphenol

Availability : 556
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 35.4469

Multiples of: 1

MS3102A-28-12PW

Circular MIL Spec Connector

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Amphenol

Availability : 556
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 35.4469

Multiples of: 1

D38999/20WD19BN

Conn MIL-DTL-38999 Circular SKT 19 POS Crimp ST Wall Mount 19 Terminal 1 Port

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Amphenol

Availability : 556
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 43.2289

Multiples of: 1

M39029/60-367

Circular MIL Spec Contacts PIN 8 GA COAX

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Amphenol

Availability : 556
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 44.0616

Multiples of: 1

D38999/26WB5SN

Circular MIL Spec Connector DTS 5C 5#20 SKT

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TE Connectivity

Availability : 556
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 69.275

Multiples of: 1

CAP-WBDFSMA2

Circular MIL Spec Tools, Hardware & Accessories WATERPROOF CAP 1.0P F CONN SCREW

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Amphenol

Availability : 555
Ship by Thu. 13 Nov to Mon. 17 Nov

November 2025

November 2025
	S	M	T	W	T	F	S
44	26	27	28	29	30	31	1
45	2	3	4	5	6	7	8
46	9	10	11	12	13	14	15
47	16	17	18	19	20	21	22
48	23	24	25	26	27	28	29
49	30	1	2	3	4	5	6

USD 1.694

Multiples of: 1

MS3102E2812PW

Conn Cylindrical Circular PIN 26 POS Solder Cup ST Box Mount 26 Terminal 1 Port

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Amphenol

Availability : 498
Ship by Mon. 17 Nov to Fri. 21 Nov

November 2025