Barrel - Accessories

Part Number	Description / PDF	Quantity
2.5MM-NUT-E CUI Devices	REPLACEMENT 2.5MM NUT	0
MJ-3502-NUT CUI Devices	REPLACEMENT NUT FOR MJ-3502	2871
PJ-005X-HDW CUI Devices	REPLACE NUT&WASHER FOR PJ-005A/B	5610
PJ-011X-NUT CUI Devices	REPLACEMENT NUT FOR PJ-011A/B	1699
SJ5-43502PM-NUT CUI Devices	REPLACEMENT NUT FOR SJ5-43502PM	492
3.5MM-NUT-E CUI Devices	REPLACEMENT 3.5MM NUT	2559
SJ1-43502PM-NUT CUI Devices	RPLCMNT NUT SJ1-43502PM M7X0.75	0
OR-80 CUI Devices	AUDIO JACK O-RING	0
GR-RCJ-03X CUI Devices	GROUNDING RING FOR RCJ-03X SERIE	1000
OR-70 CUI Devices	AUDIO JACK O-RING	670
OR-50 CUI Devices	AUDIO JACK O-RING	500
OR-10 CUI Devices	AUDIO JACK O-RING	2251
OR-60 CUI Devices	AUDIO JACK O-RING	1000
OR-30 CUI Devices	AUDIO JACK O-RING	0
OR-20 CUI Devices	AUDIO JACK O-RING	800
OR-40 CUI Devices	AUDIO JACK O-RING	959

Barrel - Accessories

1. Overview

Barrel accessories are critical components in electrical and mechanical systems, designed to facilitate secure connections, protect wiring, and ensure signal integrity. These accessories include cable glands, adapter sleeves, protective covers, and termination components. Their importance spans industries such as industrial automation, telecommunications, medical devices, and consumer electronics, where reliable connectivity and environmental protection are paramount.

2. Major Types and Functional Classification

Type	Functional Features	Application Examples
Cable Glands	Sealing and strain relief for cables	Industrial machinery, outdoor enclosures
Adapter Sleeves	Bridge different connector sizes or standards	Hybrid communication systems
Protective Covers	Dust, moisture, and impact resistance	Harsh environment sensors
Extension Barrels	Extend connection length without signal loss	Modular robotics
Termination Sleeves	Secure wire termination and insulation	Power distribution units

3. Structure and Components

Typical barrel accessories consist of: - Material: Metal alloys (e.g., aluminum, brass) for durability; plastics (e.g., PVC, nylon) for insulation - Mechanical Design: Threaded interfaces (metric/NPT), push-pull mechanisms, or snap-lock systems - Sealing Elements: Rubber O-rings or gaskets for IP65+ protection - Contact Surfaces: Gold-plated or tin-coated for low contact resistance

4. Key Technical Parameters

Parameter	Importance
Rated Voltage (V)	Determines maximum safe operating voltage
Contact Resistance (m )	Affects signal integrity and power efficiency
Operating Temperature (-40 C to +125 C)	Defines environmental reliability
Ingress Protection (IP67/IP68)	Measures resistance to dust and water
Durability (Cycle Life)	Indicates mechanical longevity (e.g., 5000+ mating cycles)

5. Application Fields

Industrial Automation: PLC systems, CNC machines
Telecommunications: 5G base stations, fiber optic enclosures
Medical Devices: MRI scanners, patient monitoring equipment
Consumer Electronics: Charging ports, audio jack reinforcements

6. Leading Manufacturers and Products

Manufacturer	Representative Product
Amphenol Corporation	Series 8000 Industrial Barrel Adapters
TE Connectivity	Deutsch DT Sealed Cable Glands
Molex	PicoBlade Connector Sleeves
LAPP Group	LFLEX Connector Protection Sleeves
Phoenix Contact	TRABTECH Cable Glands

7. Selection Guidelines

Key considerations include: - Electrical Requirements: Match voltage/current ratings with system needs - Environmental Conditions: Evaluate temperature range, chemical exposure - Mechanical Stress: Assess vibration and mating cycles - Compatibility: Ensure interface standards (e.g., USB-C, M12)

8. Industry Trends

Current trends include: - Miniaturization for IoT and wearable devices - Integration with smart sensors (e.g., temperature monitoring) - Development of composite materials for weight reduction - Enhanced sealing technologies for EV charging systems - Adoption of modular designs for rapid maintenance