STD_450_BLK Tri-Lead LED Standoff Equivalent & Substitute Parts

Part Overview

The STD_450_BLK is a tri-lead LED standoff manufactured by Visual Communications Company (VCC) with a nominal length of 0.450" (11.43mm). This component functions as a mechanical spacer and electrical connector for tri-lead LED assemblies. The part is classified as obsolete, necessitating identification of active equivalent alternatives from current manufacturers. Substitute parts must maintain functional compatibility through matching electrical configuration, mechanical dimensions within tolerance, and regulatory compliance standards.

Substiute Parts

STD_450_BLK

Visual Communications Company - VCCIn Stock: 844STD_450_BLK Datasheet

Current PartRFQ

8919

Keystone ElectronicsIn Stock: 30578919 Datasheet

SimilarRFQ

8918

Keystone ElectronicsIn Stock: 8478918 Datasheet

Parametric EquivalentRFQ

8920

Keystone ElectronicsIn Stock: 137208920 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the STD_450_BLK are classified based on the following criteria:

Primary Substitution Criteria:

• LED configuration must be tri-lead
• Color must be black
• RoHS3 compliance required
• ECCN and HTSUS classifications must match
• Product status must be active

Dimensional Tolerance Classification:

• Direct Equivalent (0.450" ±0.010"): Keystone Electronics 8919 matches the nominal length specification exactly
• Parametric Equivalents (±0.020" tolerance range): Keystone Electronics 8918 (0.440") and 8920 (0.460") provide dimensional alternatives within acceptable mechanical tolerance for tri-lead LED standoff applications

All substitute parts are manufactured from PVC material and maintain ROHS3 compliance with active product status.

Parameter Comparison

Engineering Selection Recommendations

Direct Replacement (Keystone 8919): Keystone Electronics part number 8919 provides direct dimensional and functional equivalence to the STD_450_BLK. This part maintains identical length specification (0.450"), tri-lead configuration, black color, and ROHS3 compliance. The active product status and substantial inventory availability (2968 units) support immediate procurement. This part is the primary selection for applications requiring exact dimensional matching.

Parametric Alternatives (Keystone 8918 and 8920): Parts 8918 (0.440") and 8920 (0.460") function as parametric equivalents within dimensional tolerance ranges typical for LED standoff applications. Selection between these alternatives depends on specific mechanical clearance requirements in the target assembly. Part 8920 offers the highest inventory availability (13701 units), while part 8918 provides the shortest dimension option.

All substitute parts satisfy regulatory requirements through ROHS3 compliance and matching ECCN/HTSUS classifications, enabling direct integration into existing supply chains and procurement workflows.

Frequently Asked Questions (FAQ)

Q: Can Keystone 8919 replace STD_450_BLK in all applications? A: Keystone 8919 provides direct dimensional and electrical equivalence. Compatibility depends on specific assembly requirements. The identical 0.450" length and tri-lead configuration support direct substitution in applications designed for the original part.

Q: What is the difference between the direct equivalent and parametric equivalents? A: Keystone 8919 matches the exact 0.450" length specification. Parts 8918 (0.440") and 8920 (0.460") vary by ±0.010" from the nominal dimension. Selection depends on mechanical tolerance requirements in the target assembly.

Q: Are all substitute parts RoHS3 compliant? A: All listed substitute parts (8919, 8918, 8920) maintain ROHS3 compliance, matching the regulatory status of the original STD_450_BLK component.

Q: What packaging format is available for substitute parts? A: All Keystone Electronics substitute parts are supplied in bulk packaging format.

Q: How do the material specifications compare? A: The original STD_450_BLK material is not specified in available documentation. All Keystone substitute parts are manufactured from PVC material and maintain functional equivalence through tri-lead configuration and dimensional specifications.

Q: Which substitute part has the best inventory availability? A: Keystone 8920 (0.460" length) maintains the highest inventory level at 13701 units. Keystone 8919 (direct equivalent) has 2968 units available. Keystone 8918 has 808 units in stock.