Bushings, Grommets

Image Part Number Description / PDF Quantity Rfq
0801713

0801713

Phoenix Contact

FRAME GROMMET ELASTOMER GRAY

0

GEE99F-C0

GEE99F-C0

Panduit Corporation

GROMMET EDGE SLOT BLACK 1=100'

5

22MP01030W

22MP01030W

Richco, Inc. (Essentra Components)

BUSHING 0.375" NYLON WHITE

4975

2583360000

2583360000

Weidmuller

SEALING ELEMENT GRAY, SMALL

125200

87171228

87171228

Murrplastik

SMALL GROMMET KDT/Z 11-12MM R

245

GR67464122A

GR67464122A

Richco, Inc. (Essentra Components)

IP67 SEALING GROMMET GRAY .790

206

11-304-C

11-304-C

GC Electronics

GROMMET 0.500" RUBBER BLACK

0

87121224

87121224

Murrplastik

SMALL GROMMET KDT/ZE 10-11MM

152

28593.6

28593.6

Conta-Clip

KDS LARGE SEALING SLEEVE 32MM

95

22MP10913

22MP10913

Richco, Inc. (Essentra Components)

SNAP FIT BUSHING: .812 IN (20.6

7984

2584790000

2584790000

Weidmuller

SEALING ELEMENT BLACK, SMALL

227

8473

8473

Keystone Electronics Corp.

BUSHING 0.312" NYLON BLACK

290226300

22MP04375

22MP04375

Richco, Inc. (Essentra Components)

SNAP IN BUSHING, BLACK, HS NYLON

49890

52220050

52220050

LAPP

BUSHING POLYCARBONATE BLACK

12

GES99F-C

GES99F-C

Panduit Corporation

GROMMET EDGE SOLID NAT 1=100'

8

GRO068062A

GRO068062A

Richco, Inc. (Essentra Components)

GROMMET 0.563" PVC BLACK

0

PGSA-0407A

PGSA-0407A

Richco, Inc. (Essentra Components)

BUSHING SPLIT 0.189" NYLON BLACK

7011

87141758

87141758

Murrplastik

KDT/X-FDA 26 GROMMET 26-27 MM

120

RGS1-60466

RGS1-60466

Richco, Inc. (Essentra Components)

GROMMET SLEEVE 0.201" PVC BLACK

1152

28557.4

28557.4

Conta-Clip

KDS SEALING SLEEVE MULTI 3MM

31

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.

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