Dialight 5151151 Light Pipe - Equivalent & Substitute Parts

Part Overview

The Dialight 5151151 is a light pipe component with dimensions of 0.118" × 0.060" × 1.029". This part is classified as obsolete, making identification of suitable substitutes essential for ongoing production and maintenance applications. Light pipes are optical components used to direct and transmit light in electronic assemblies, and finding compatible alternatives is critical for system continuity when original stock becomes unavailable.

Substiute Parts

5151151

DialightIn Stock: 11705151151 Datasheet

Current PartRFQ

5151151F

DialightIn Stock: 10645151151F Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the Dialight 5151151 is determined by the following critical parameters:

• Physical Dimensions: 0.118" × 0.060" × 1.029" (exact match required for mechanical fit)
• Optical Properties: Clear material composition for light transmission
• Mounting Configuration: Board mount, press fit, right angle orientation
• Lens Geometry: Rectangle with flat top, 3mm × 1.52mm lens size
• Material Type: Rigid construction for structural integrity
• Compliance Standards: REACH Unaffected and EAR99 classification

The substitute part 5151151F maintains identical dimensional and optical specifications while offering active product status and ROHS3 compliance, making it a direct functional equivalent.

Parameter Comparison

Engineering Selection Recommendations

The Dialight 5151151F is the direct substitute for the obsolete 5151151. Both parts share identical mechanical dimensions, optical properties, and mounting specifications. The 5151151F offers the advantage of active product status, ensuring continued availability and supply chain reliability. Additionally, the 5151151F carries ROHS3 compliance, meeting modern environmental and regulatory requirements while maintaining full functional equivalence with the original part. Both components maintain identical REACH and ECCN classifications, confirming regulatory compatibility.

Frequently Asked Questions (FAQ)

Q: Can the 5151151F be used as a direct replacement for the 5151151?

A: Yes. The 5151151F is dimensionally and functionally identical to the 5151151, with matching dimensions of 0.118" × 0.060" × 1.029", identical mounting configuration (board mount, press fit, right angle), and matching lens specifications (3mm × 1.52mm rectangle with flat top). Both parts are clear, rigid light pipes with single configuration.

Q: What is the primary advantage of selecting the 5151151F over the 5151151?

A: The 5151151F has active product status, ensuring ongoing availability and supply chain continuity. The original 5151151 is obsolete. Additionally, the 5151151F is ROHS3 compliant, meeting current environmental standards.

Q: Are there any compliance or regulatory differences between these parts?

A: Both parts maintain identical REACH Unaffected status and EAR99 ECCN classification. The 5151151F adds ROHS3 compliance, which is beneficial for modern manufacturing and regulatory requirements. Both parts have MSL rating of 1 (Unlimited), indicating no moisture sensitivity concerns.

Q: What packaging options are available?

A: The 5151151F is supplied in bulk packaging, suitable for production assembly environments.

Q: Are the optical and mechanical properties identical?

A: Yes. Both parts feature clear material composition, rigid construction, identical dimensions, and matching lens geometry (3mm × 1.52mm rectangle with flat top). They are functionally equivalent for light transmission and mechanical mounting applications.