NTM-120 LED Standoff Equivalent & Substitute Parts

Part Overview

The NTM-120 is a T1/T1 3/4 LED standoff manufactured by Bivar Inc., designed for vertical mounting applications with a 0.120" (3.05mm) height. This component is constructed from black nylon material and is classified as an active product with ROHS3 compliance. LED standoffs serve as mechanical spacers and alignment fixtures in electronic assemblies, positioning light-emitting diodes at precise heights and angles relative to printed circuit boards. Equivalent and substitute parts are identified to provide procurement flexibility, inventory management options, and supply chain continuity.

Substiute Parts

NTM-120

Bivar Inc.In Stock: 1117NTM-120 Datasheet

Current PartRFQ

705820030

Würth ElektronikIn Stock: 4359705820030 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the NTM-120 are identified based on strict parametric equivalence across the following critical dimensions:

LED Form Factor: Both the main part and substitute must accommodate T1 and T1 3/4 LED packages, ensuring mechanical fit within the standoff cavity.

Material Composition: Nylon construction is required to maintain electrical insulation properties, mechanical rigidity, and thermal stability consistent with the original design.

Color Specification: Black nylon is specified for both parts, ensuring visual consistency in assembled products.

Height Tolerance: The standoff length determines PCB-to-LED spacing. The NTM-120 specifies 0.120" (3.05mm); substitute parts must fall within acceptable mechanical tolerance ranges for this dimension.

Regulatory Compliance: ROHS3 compliance is mandatory for both parts to meet environmental and material restriction directives.

Packaging Format: Both parts are supplied in bag packaging, supporting equivalent handling and storage protocols.

The substitute part 705820030 from Würth Elektronik meets all these criteria with a measured length of 0.118" (3.00mm), representing a 0.002" (0.05mm) dimensional variance within standard mechanical tolerances for this component category.

Parameter Comparison

Engineering Selection Recommendations

Primary Selection (NTM-120): The NTM-120 remains the specified component for new designs and production runs where Bivar Inc. supply is available. This part carries active product status and full ROHS3 compliance certification.

Substitute Selection (705820030): The Würth Elektronik 705820030 is qualified as a direct substitute when NTM-120 availability is constrained or when supply chain optimization requires alternative sourcing. This part meets all critical parametric requirements and carries equivalent regulatory certifications. The 0.002" (0.05mm) height differential is within standard mechanical tolerances for LED standoff applications and does not compromise functional performance in vertical mounting configurations.

Compliance Verification: Both parts satisfy ROHS3 environmental compliance requirements. The NTM-120 carries MSL 1 (Unlimited) moisture sensitivity classification, indicating no special storage requirements. The 705820030 is classified as moisture sensitivity not applicable, representing equivalent or superior handling characteristics.

Inventory and Logistics: Selection between these parts may be driven by inventory availability, lead time, and cost considerations. Current inventory shows 1021 units of NTM-120 and 4258 units of 705820030 in stock.

Frequently Asked Questions (FAQ)

Q: Can the 705820030 be used as a direct replacement for the NTM-120 in existing assemblies?

A: Yes. The 705820030 meets all critical parametric requirements for T1/T1 3/4 LED standoff applications. The 0.002" height difference falls within standard mechanical tolerances and does not affect functional performance in vertical mounting configurations.

Q: What is the significance of the 0.002" (0.05mm) length difference between these parts?

A: This dimensional variance represents approximately 1.7% of the total standoff height and is within acceptable mechanical tolerance ranges for LED standoff components. Both parts maintain equivalent PCB-to-LED spacing functionality.

Q: Are there any differences in material properties between Nylon and Nylon 66?

A: Nylon 66 is a specific formulation of polyamide 66 that provides enhanced mechanical strength and thermal stability compared to generic nylon. Both materials are suitable for LED standoff applications and meet the electrical insulation and mechanical rigidity requirements of this component category.

Q: Do both parts require the same storage and handling procedures?

A: The NTM-120 carries MSL 1 (Unlimited) classification, indicating no moisture sensitivity restrictions. The 705820030 is classified as moisture sensitivity not applicable. Both parts can be stored using standard component handling protocols without special environmental controls.

Q: What certifications apply to both substitute parts?

A: Both the NTM-120 and 705820030 carry ROHS3 compliance certification. Both are classified under HTSUS code 3926.90.9985 and ECCN EAR99, meeting equivalent regulatory and trade compliance requirements.

Q: Can these parts be intermixed in the same production batch?

A: Yes. Both parts are functionally equivalent and carry identical regulatory certifications. Intermixing is permissible from a technical and compliance standpoint. Production documentation should note the use of substitute components for traceability purposes.