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ITT CANNON MS3101F2821PX Heavy Duty Connector

The ITT CANNON MS3101F28-21PX connector is a robust, military-grade circular connector built to withstand harsh conditions. Originally designed for aerospace applications, it's now widely used in industrial settings requiring reliability and ease of use. Featuring a rugged aluminum alloy shell and a resilient polychloroprene insulator, this connector provides a liquid-tight seal and supports a wide range of wire gauges and current capacities. Its threaded coupling provides superior EMI/RFI shielding, making it suitable for applications in power generators, engines, and mobile equipment.

Authorized Distributors
Source:Newark
Part No:MS3101F28-21PX
Stock:95
Inv Date:06-11-2026
Price: Unit price: $302.74
Buy/RFQ:
Source:DigiKey
Part No:MS3101F28-21PX
Stock:25
Inv Date:06-11-2026
Price: Unit price: $265.62
Buy/RFQ:
Part No:MS3101F28-21PX
Stock:0
Inv Date:06-12-2026
Price: Unit price: $164.65
Buy/RFQ:

ITT CANNON MS3101F2821PX Heavy Duty Connector Specifications:

  • Heat: +125°C for 60 hours, +85°C for 1000 hours
  • Shock: 50g 11ms duration
  • Sealing: Neoprene
  • Vibration: 10 to 2,000Hz
  • Salt Spray: CAD OD : MIL-STD-1344 Method 1001 Condition B
  • Mating Life: 100 cycles minimum
  • Contact Type: Solder, crimp, PC, or thermocouple
  • Seal Material: Silicone or Neoprene
  • Shell Plating: Olive drab chromate coating over cadmium plating, black zinc cobalt, electroless nickel
  • Shell Material: Aluminum alloy
  • Air Spacing (A): 1/16 inches
  • Air Spacing (I): 1/16 inches
  • Contact Material: Copper alloy
  • Contact Platings: Hard silver plating or gold plating
  • Test Voltage (A): 2,000 AC VRMS
  • Test Voltage (I): 1,000 AC VRMS
  • Wire Gauge Range: Size 26 up to size 0 AWG
  • Contact Insertion: Solder contacts bonded into insulator
  • Contact Retention: Pin and socket contacts
  • Insulator Material: Resilient polychloroprene (Neoprene)
  • Number of Circuits: 1 to 55
  • Wire Sealing Range: 48 hours in 6 feet of water
  • Chemical Resistance: 20-hour full immersion
  • Creepage Distance (A): 1/8 inches
  • Creepage Distance (I): 1/16 inches
  • Operating Temperature: -55° to +125°C
  • Operating Voltage (A): 700 DC V, 500 AC VRMS
  • Operating Voltage (I): 250 DC V, 200 AC VRMS
  • Current Carrying Capacity: Up to 245 amps

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Frequently Asked Questions

Where can I buy ITT CANNON MS3101F2821PX?

You can click on the BUY or RFQ button to purchase MS3101F2821PX from an authorized ITT CANNON distributor.

How do I troubleshoot issues or seek technical support for part MS3101F2821PX?

You can download the MS3101F2821PX datasheet or visit the ITT CANNON website for support.

Who is the manufacturer of MS3101F2821PX?

ITT CANNON

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