Bushings, Grommets

Image Part Number Description / PDF Quantity Rfq
23MP04NEZS

23MP04NEZS

Richco, Inc. (Essentra Components)

BUSHING W/STR RELIEF NYLON BLACK

1999

22MP13716W

22MP13716W

Richco, Inc. (Essentra Components)

BUSHING 1.000" NYLON WHITE

1998

GRD1062091PA

GRD1062091PA

Richco, Inc. (Essentra Components)

DIAPHRAGM GROMMET - TWO SIDED CU

4304

GFA-N10A

GFA-N10A

Richco, Inc. (Essentra Components)

GROMMET FLIP 0.605" NYLON GREEN

192

23MP07K30

23MP07K30

Richco, Inc. (Essentra Components)

STRAIN RELIEF, ROUND CABLE, CABL

2425

HG-14

HG-14

Richco, Inc. (Essentra Components)

GROMMET 0.860" ELASTOMER BLACK

385

SRB-F-7

SRB-F-7

Richco, Inc. (Essentra Components)

STRAIN RELIEF FLAT WIRE

0

PGSB-1013A

PGSB-1013A

Richco, Inc. (Essentra Components)

BUSHING SPLIT 0.350" NYLON BLACK

4284

23MP05P40

23MP05P40

Richco, Inc. (Essentra Components)

STRAIN RELIEF, ROUND CABLE, CABL

829

23MP06N35

23MP06N35

Richco, Inc. (Essentra Components)

BUSHING W/STR RELIEF NYLON BLACK

1999

CH15X50-48

CH15X50-48

Richco, Inc. (Essentra Components)

GROMMET EDGE SOLID PS 4'

20

HG-16

HG-16

Richco, Inc. (Essentra Components)

GROMMET 0.970" ELASTOMER BLACK

810

GR3080A

GR3080A

Richco, Inc. (Essentra Components)

GROMMET 0.625" RUBBER BLACK

1288

MCGF-2N

MCGF-2N

Richco, Inc. (Essentra Components)

GROMMET EDGE SLOT SS BLK 1=100'

0

PGSB-38

PGSB-38

Richco, Inc. (Essentra Components)

BUSHING 1.125" NYLON BLACK

1013

GRO050061A

GRO050061A

Richco, Inc. (Essentra Components)

GROMMET 0.375" PVC BLACK

6787

GRO018031A

GRO018031A

Richco, Inc. (Essentra Components)

GROMMET 0.109" PVC BLACK

0

RG-3

RG-3

Richco, Inc. (Essentra Components)

GROM EDGE SOLID ELAST BLK 1=100'

5

LTG-34716

LTG-34716

Richco, Inc. (Essentra Components)

GROMMET RUBBER GRAY

2757

LTG-199017

LTG-199017

Richco, Inc. (Essentra Components)

GROMMET RUBBER BLACK

19119

Bushings, Grommets

1. Overview

Management bushings and grommets are passive cable management components designed to protect wires, cables, and conduits where they pass through panels, walls, or enclosures. These components prevent mechanical damage, reduce vibration stress, and maintain environmental seals. Their importance in modern electrical, automotive, aerospace, and industrial systems lies in enhancing system reliability, safety, and longevity while simplifying maintenance and compliance with regulatory standards.

2. Main Types & Functional Classification

TypeFunctional FeaturesApplication Examples
Rubber BushingsElastomeric material for vibration damping, waterproof sealingAutomotive wiring harnesses, marine equipment
Plastic GrommetsLightweight, chemical-resistant, low-friction surfaceConsumer electronics, HVAC systems
Metallic BushingsHigh mechanical strength, EMI shielding capabilitiesAerospace avionics, industrial machinery
Multi-hole BushingsIntegrated cable separation, strain reliefData centers, control panels
Sealed GrommetsIP65+ protection rating, dust/water ingress preventionOutdoor telecom cabinets, renewable energy systems

3. Structure & Composition

Typical bushings/grommets feature: - Base Material: Rubber (EPDM, silicone), thermoplastics (PVC, nylon), or metal alloys (aluminum, steel) - Geometry: Cylindrical, rectangular, or custom profiles with edge flanges - Internal Features: Cable retention ribs, anti-rotation tabs, integrated seals - Surface Treatment: UV-resistant coatings, flame-retardant additives, conductive plating

4. Key Technical Specifications

ParameterDescriptionImportance
Material Temperature Range-40 C to +150 C (varies by material)Determines environmental compatibility
Protection Rating (IP)IP54 to IP68Defines ingress protection level
Size Range3mm to 150mm diameterAffects cable compatibility
Compression Force5-50N/mm Influences sealing performance
Flammability RatingUL94 V-0, VW-1Safety compliance indicator
Installation MethodPush-in, screw-mount, adhesiveImpacts maintenance efficiency

5. Application Fields

  • Industrial: PLC control cabinets, robotic arms
  • Telecom: 5G base stations, fiber distribution hubs
  • Transportation: Electric vehicle battery packs, railcar wiring
  • Energy: Solar inverters, wind turbine nacelles
  • Commercial: Server racks, medical imaging equipment

6. Leading Manufacturers & Products

ManufacturerKey ProductsTechnical Highlights
HellermannTytonSealed Cable Glands Series 680IP68 rating, -40 C cold-crack resistance
PanduitMulti-Cable Transit BushingsUL94 V-0 flame rating, 20+ cable capacity
3MScotch Cable GrommetsSelf-sealing silicone material, EMI shielding
TE ConnectivityDEUTSCH DuraGrommet10,000 insertion durability, aerospace qualified

7. Selection Recommendations

Key selection criteria: - Environmental factors (temperature, UV exposure, chemical contact) - Cable diameter and quantity (allow 20% tolerance) - Required protection rating (IP65+ for outdoor use) - Mechanical stress requirements (vibration, compression) - Regulatory compliance (REACH, RoHS, NEC Article 300) - Installation accessibility (permanent vs. serviceable connections)

8. Industry Trends & Developments

Emerging trends include: - Integration with smart sensors for cable health monitoring - Adoption of bio-based polymers for sustainability - Miniaturization for high-density data center applications - Additive manufacturing for custom geometries - Enhanced EMI shielding solutions for 5G infrastructure - Self-healing materials for extreme environments

9. Case Studies

Automotive: Tesla Model Y uses multi-layer silicone bushings to protect battery harnesses against vibration and thermal cycling.
Renewables: Vestas wind turbines employ IP66-rated grommets to maintain nacelle sealing under harsh weather.
Data Center: Google's server racks utilize Panduit multi-cable bushings to achieve 40% faster deployment times.

RFQ BOM Call Skype Email
Top