Component Insulators, Mounts, Spacers

Image Part Number Description / PDF Quantity Rfq
7717-149N

7717-149N

Aavid

MOUNT CIRCULAR TO18 0.120"

0

7717-107DAP

7717-107DAP

Aavid

MOUNT CIRCULAR TO18 0.130"

0

7717-149DAP

7717-149DAP

Aavid

MOUNT CIRCULAR TO18 0.120"

0

7717-161DAP

7717-161DAP

Aavid

MOUNT CIRCULAR TO5 0.075"

0

7717-30DAP

7717-30DAP

Aavid

MOUNT CIRCULAR GEN PURP 0.075"

0

7717-129DAP

7717-129DAP

Aavid

MOUNT TO18

0

7717-155N

7717-155N

Aavid

MOUNT CIRCULAR TO18

0

7717-43DAP

7717-43DAP

Aavid

MOUNT CIRCULAR TO18 0.050"

0

56-02-20

56-02-20

Aavid

INSULATOR CIRCULAR GEN PURP

0

7717-46DAP

7717-46DAP

Aavid

MOUNT CIRCULAR TO18 0.060"

0

7717-114N

7717-114N

Aavid

MOUNT CIRCULAR TO5 0.046"

0

56-02-93

56-02-93

Aavid

INSULATOR CIRCULAR GEN PURP

0

7717-112DAP

7717-112DAP

Aavid

MOUNT CIRCULAR TO18 0.025"

0

7717-6N

7717-6N

Aavid

MOUNT CIRCULAR GEN PURP 0.075"

0

7717-131DAP

7717-131DAP

Aavid

MOUNT CIRCULAR TO5 0.038"

0

7717-245N

7717-245N

Aavid

MOUNT PAD

0

7717-6DAP

7717-6DAP

Aavid

MOUNT CIRCULAR GEN PURP 0.075"

0

7717-94N

7717-94N

Aavid

MOUNT CIRCULAR TO5 0.038"

0

7717-159N

7717-159N

Aavid

MOUNT CIRCULAR TO5 0.220"

0

7717-10DAP

7717-10DAP

Aavid

MOUNT CIRCULAR TO18

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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