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LCAX250-56F-X Equivalent & Substitute Parts
Part Overview
The LCAX250-56F-X is a rectangular tongue terminal connector manufactured by Panduit Corp, designed for 250MCM (kcmil) wire gauge applications with a 5/16 stud connection. This component is classified as a Pan-Lug™ series terminal and features a crimp barrel termination method with electro-tin contact finish on copper material. The part is currently listed as obsolete, necessitating identification of functionally equivalent alternatives for ongoing procurement and system maintenance.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Wire Gauge | 250MCM (kcmil) |
| Stud/Tab Size | 5/16 Stud |
| Terminal Type | Rectangular Tongue |
| Termination Method | Crimp, Barrel |
| Contact Material | Copper |
| Contact Finish | Electro-Tin |
| Barrel ID | 0.700" (17.78mm) |
| Barrel OD | 0.880" (22.35mm) |
| Ring ID | 0.340" (8.64mm) |
| Tab Thickness | 0.170" (4.32mm) |
| Insulation | Non-Insulated |
| Color | Yellow |
Substitute Part Grouping Explanation
Substitution eligibility for the LCAX250-56F-X is determined by strict equivalence across the following critical parameters:
Wire gauge must remain 250MCM (kcmil) to maintain current-carrying capacity and conductor compatibility. The stud/tab size of 5/16 is mandatory for mechanical fit with mating hardware. Terminal type, termination method, contact material, and contact finish must be identical to ensure electrical performance and corrosion resistance. Barrel dimensions (ID and OD) and ring ID must match precisely to accommodate the specified wire gauge and stud connection. Tab thickness and insulation status must be preserved for structural integrity and application requirements.
The LCAX250-56F-X differs from its substitute primarily in mounting type classification and product status. The substitute part maintains all electrical and mechanical specifications while offering active product status and alternative packaging configuration.
Parameter Comparison
| Parameter | LCAX250-56F-X (Main Part) | LCAX250-56-X (Substitute) |
|---|---|---|
| Manufacturer | Panduit Corp | Panduit Corp |
| Series | Pan-Lug™ | Pan-Lug™ |
| Wire Gauge | 250MCM (kcmil) | 250MCM (kcmil) |
| Stud/Tab Size | 5/16 Stud | 5/16 Stud |
| Terminal Type | Rectangular Tongue | Rectangular Tongue |
| Terminal Style | Single Stud Hole | Single Stud Hole |
| Tab Thickness | 0.170" (4.32mm) | 0.170" (4.32mm) |
| Termination | Crimp, Barrel | Crimp, Barrel |
| Contact Material | Copper | Copper |
| Contact Finish | Electro-Tin | Electro-Tin |
| Barrel ID | 0.700" (17.78mm) | 0.700" (17.78mm) |
| Barrel OD | 0.880" (22.35mm) | 0.880" (22.35mm) |
| Ring ID | 0.340" (8.64mm) | 0.340" (8.64mm) |
| Insulation | Non-Insulated | Non-Insulated |
| Color | Yellow | Yellow |
| Product Status | Obsolete | Active |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
The LCAX250-56-X serves as the direct functional equivalent to the obsolete LCAX250-56F-X. Both components maintain identical electrical and mechanical specifications across all critical parameters including wire gauge, stud size, termination method, and contact properties. The substitute part is currently in active production status, ensuring long-term availability and supply chain continuity.
Both parts maintain ROHS3 compliance and REACH unaffected status, satisfying regulatory requirements for industrial and commercial applications. The transition from the obsolete LCAX250-56F-X to the active LCAX250-56-X presents no technical compatibility issues for existing installations or new designs, as all functional parameters remain constant.
Frequently Asked Questions (FAQ)
Q: Can LCAX250-56-X be used as a direct replacement for LCAX250-56F-X?
A: Yes. Both parts are electrically and mechanically equivalent across all specified parameters. The substitute part is currently in active production, whereas the original part is obsolete.
Q: What are the critical parameters that must match for substitution?
A: Wire gauge (250MCM), stud size (5/16), terminal type (rectangular tongue), termination method (crimp barrel), contact material (copper), contact finish (electro-tin), barrel dimensions (0.700" ID, 0.880" OD), ring ID (0.340"), and tab thickness (0.170") must all remain identical.
Q: Are there packaging differences between these parts?
A: The LCAX250-56F-X was supplied in standard packaging, while the LCAX250-56-X is supplied in bulk packaging. This difference does not affect component functionality or electrical performance.
Q: Do both parts meet current regulatory standards?
A: Yes. Both LCAX250-56F-X and LCAX250-56-X are ROHS3 compliant and REACH unaffected, meeting current environmental and safety regulations.
Q: What is the wire gauge capacity of these terminals?
A: Both terminals are rated for 250MCM (kcmil) wire gauge, with barrel dimensions specifically designed to accommodate this conductor size.
Q: Are these terminals insulated or non-insulated?
A: Both parts are non-insulated terminals. The yellow color indicates the wire gauge classification but does not provide electrical insulation.
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