Straight Metal Body Conduit Fittings

Straight Metal Body Fittings for Flexible Conduit Termination

Straight metal body conduit fittings are used for direct termination of flexible conduit at enclosures, junction boxes, and equipment. They are typically selected where metal-threaded connections, grounding continuity, or higher mechanical protection are required.

Flexa® straight metal body fitting families on this page include standard heavy-duty and quick-install options, along with EMC-rated, strain-relief, integrated-ferrule, and food-safe variants. Use the grouped families below to choose the appropriate fitting based on conduit type, thread standard, ingress protection, application needs, and fitting construction.

Flexa® metal body fittings are a core conduit fitting product line from IBIS Electro-Products Corp, specializing in high-performance conduit connection systems.

Choose straight metal body fittings for direct conduit termination where metal-threaded connections, bonding, or higher mechanical protection are required.

Straight Metal Body Fitting Families

Standard Straight Fittings

These are the main families for general-purpose straight conduit termination in industrial installations.

LI-M

Straight Metal Body Conduit Fittings - Metric Thread, Quick Install, Swivelling Body (IP40)

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LI-P

Straight Metal Body Conduit Fittings - PG Thread, Quick Install, Swivelling Body (IP40)

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Application-Specific Straight Fittings

Choose these families when the application requires EMC performance, strain relief, or other special fitting functions.

Additional / Special-Construction Families

These families cover more specialized fitting designs, including integrated ferrule, inner thread, swivelling thread, and food-safe construction.

Applications for Straight Metal Body Fittings

Straight metal body fittings are commonly used for direct conduit termination at control panels, enclosures, junction boxes, machinery, and industrial equipment. They are a practical choice where the installation requires a metal-threaded connection, bonding continuity, EMC performance, strain relief, or higher ingress protection.

How to Choose a Straight Metal Body Conduit Fitting

Selection is typically based on:

  • Conduit type — liquidtight or non-liquidtight
  • Conduit size — match the fitting to the conduit diameter
  • Thread standard — Metric or PG
  • Environmental conditions — dust, moisture, vibration, or service exposure
  • Ingress protection — family-dependent IP level
  • Application needs — bonding continuity, EMC shielding, strain relief, or food-safe construction

A practical selection path is:

  1. Start with Standard Straight Fittings for general-use industrial termination.
  2. Move to Application-Specific Straight Fittings when EMC or strain relief is required.
  3. Use Additional / Special-Construction Families when the installation depends on integrated ferrule, inner thread, swivelling thread, or food-safe construction.

Compact Metal Body Fitting Family Comparison Table

FamilyThreadBest forKey featureIP rating
US-MMetricStandard industrial useHeavy duty, bondingIP40–IP67
US-PPGStandard PG-thread useHeavy duty, bondingIP40–IP67
LI-MMetricFaster assemblyQuick install, swivelling bodyIP40
LI-PPGFaster PG assemblyQuick install, swivelling bodyIP40
     
USD-MMetricEMC-sensitive systemsEMC rated, heavy dutyIP67
USD-PPGEMC-sensitive PG systemsEMC rated, heavy dutyIP67
USZ-EX-MMetricSpecialized strain-relief applicationsStrain relief, EX-2 ratedIP40
USZ-MMetricStrain-relief needsHeavy duty strain reliefIP40–IP65
     
LIF-MMetricSimpler assembly detailIntegrated ferruleIP40
US-FOOD-MMetricWashdown / hygienic areasFood and pharmaceutical safeIP68 / IP69
US2-MMetric innerInner-thread requirementHeavy duty, bondingIP40–IP65
USDR-MMetricSwivelling-thread requirementHeavy duty swivelling threadIP40–IP65

Need help selecting a straight metal body fitting?

IBIS can help identify the appropriate fitting family based on conduit type, thread standard, installation conditions, and application requirements.