Component Insulators, Mounts, Spacers

Image Part Number Description / PDF Quantity Rfq
43-05-2G

43-05-2G

Aavid

INSULATOR CIRCULAR TO5 0.002"

826

7717-16DAPG

7717-16DAPG

Aavid

MOUNT CIRCULAR TO18 0.020"

9220

7717-5NG

7717-5NG

Aavid

MOUNT CIRCULAR TO5 0.125"

10493

7717-18NG

7717-18NG

Aavid

MOUNT CIRCULAR TO18 0.100"

2081

7717-7DAPG

7717-7DAPG

Aavid

MOUNT CIRCULAR TO18 0.125"

9708

7717-122DAPG

7717-122DAPG

Aavid

MOUNT CIRCULAR GEN PURP 0.070"

0

7717-89NG

7717-89NG

Aavid

MOUNT CIRCULAR TO18 0.080"

0

7717-156NG

7717-156NG

Aavid

MOUNT RECT IC 14DIP 0.050"

0

7717-152NG

7717-152NG

Aavid

HEATSINK

0

7717-239NG

7717-239NG

Aavid

HEATSINK

0

7717-152N

7717-152N

Aavid

MOUNT CIRCULAR TO18 0.045"

0

7717-5DAPG

7717-5DAPG

Aavid

MOUNT CIRCULAR TO5 0.125"

0

7717-30DAPG

7717-30DAPG

Aavid

HEATSINK

0

7717-130NG

7717-130NG

Aavid

MOUNT CIRCULAR GEN PURP 0.040"

0

7717-10DAPG

7717-10DAPG

Aavid

HEATSINK

0

7717-21DAPG

7717-21DAPG

Aavid

MOUNT CIRCULAR GEN PURP 0.275"

0

7717-3DAPG

7717-3DAPG

Aavid

MOUNT CIRCULAR TO5 0.075"

0

7717-175DAPG

7717-175DAPG

Aavid

MOUNT RECT CRYST CAN REL 0.050"

0

7717-15NG

7717-15NG

Aavid

MOUNT CIRCULAR TO5 0.020"

0

7717-19NG

7717-19NG

Aavid

HEATSINK

0

Component Insulators, Mounts, Spacers

1. Overview

Component insulators, mounts, and spacers are essential hardware elements for mechanical support, electrical isolation, and positional alignment in electronic and industrial systems. Insulators prevent unintended current flow, mounts provide structural fixation, and spacers maintain precise gaps between components. Their importance spans across electronics, automotive, aerospace, and industrial equipment sectors.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Ceramic InsulatorsHigh voltage resistance, thermal stabilityPower transformers, switchgear
Plastic SpacersLightweight, corrosion-resistantConsumer electronics assembly
Panel MountsVibration damping, panel fixationIndustrial control cabinets
Conductive MountsEMI shielding, groundingTelecom equipment enclosures

3. Structure and Composition

Insulators typically feature dielectric materials (ceramic, polymer) with precise geometries. Mounts combine load-bearing structures (metal/zinc alloys) with damping elements (rubber/elastomers). Spacers exhibit cylindrical/square profiles with center holes, made from materials like nylon, aluminum, or stainless steel. Surface treatments include passivation for corrosion resistance and threaded features for secure assembly.

4. Key Technical Specifications

ParameterImportance
Dielectric Strength (kV/mm)Determines voltage isolation capability
Load Capacity (N)Structural integrity under mechanical stress
Temperature Range ( C)Operational stability in extreme environments
Material Hardness (Shore/Brinell)Affects wear resistance and damping performance
Thread Engagement DepthEnsures secure fastening in vibration-prone applications

5. Application Fields

  • Electronics Manufacturing: PCB mounting systems
  • Automotive: Battery pack insulation in EVs
  • Aerospace: Vibration damping for avionics
  • Industrial Machinery: Motor mounting systems
  • Telecommunications: RF shielding enclosures

6. Leading Manufacturers and Products

ManufacturerRepresentative Products
TE ConnectivityRaychem insulating boots, AMP Mounting Clips
3MDyneon polymer insulators
HellermannTytonFixMount vibration-damping brackets
PEMSelf-clinching spacers for sheet metal

7. Selection Recommendations

Key considerations include: environmental conditions (temperature, humidity), mechanical load requirements, electrical insulation needs, material compatibility with mating components, and regulatory certifications (UL, RoHS). For high-vibration environments, prioritize mounts with integrated damping features. In miniaturized electronics, select spacers with tight dimensional tolerances.

8. Industry Trends

Current developments focus on nanocomposite materials for enhanced dielectric properties, additive manufacturing for complex geometries, and integration of smart sensors in mounting systems. Market demands are driving toward miniaturization, multifunctional designs combining insulation with thermal management, and sustainable production processes using recycled polymers.

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