MLM1-531 LED Standoff Equivalent & Substitute Parts

Part Overview

The MLM1-531 is an active LED standoff component manufactured by Bivar Inc., designed for T1 and T1 3/4 LED configurations with a vertical orientation. This black nylon standoff measures 0.531" (13.49mm) in height and is supplied in bag packaging. Alternative equivalent parts are documented for applications requiring similar mechanical and electrical performance parameters, with substitution validity determined by matched LED specifications, material compatibility, height tolerance, and compliance certifications.

Substiute Parts

MLM1-531

Bivar Inc.In Stock: 1039MLM1-531 Datasheet

Current PartRFQ

LTM-520

Bivar Inc.In Stock: 60817LTM-520 Datasheet

Parametric EquivalentRFQ

705820130

Würth ElektronikIn Stock: 3392705820130 Datasheet

Parametric EquivalentRFQ

705820135

Würth ElektronikIn Stock: 1089705820135 Datasheet

Parametric EquivalentRFQ

705820140

Würth ElektronikIn Stock: 2553705820140 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution validity is determined by the following criteria applied across the provided parametric equivalents:

Primary Matching Parameters:

• LED Type: Must support T1 or T1 3/4 configurations
• Orientation: Vertical mounting required
• Color: Black coloring maintained across all alternatives
• RoHS Compliance: ROHS3 certification required

Secondary Tolerance Parameters:

• Standoff Height: Mechanical height within application tolerance requirements (range: 0.512" to 0.551")
• Material: Nylon or crystalline polymer construction acceptable for equivalent thermal and mechanical properties

All substitute parts maintain active product status and comply with required electrical and environmental certifications. Substitution feasibility is application-dependent based on specific PCB height requirements and LED component spacing.

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalent (Matched Height):

• Part 705820135 offers identical 0.531" (13.50mm) height specification with equivalent nylon material construction. Both MLM1-531 and 705820135 maintain ROHS3 compliance and active product status. Würth Elektronik manufacturing provides consistent material specification (Nylon 66 UL94 V-2) with equivalent performance characteristics.

Alternative Equivalents (Height Variance):

• LTM-520 (0.520" / 13.21mm): Requires 0.011" clearance tolerance assessment; crystalline polymer material offers alternative thermal properties while maintaining ROHS3 compliance and active status.
• 705820130 (0.512" / 13.00mm): Introduces 0.019" height reduction; suitable for applications requiring compact spacing with nylon construction and ROHS3 compliance.
• 705820140 (0.551" / 14.00mm): Introduces 0.020" height increase; applicable for designs requiring extended standoff height with nylon material and ROHS3 compliance.

All alternatives maintain active product status, ROHS3 certification, and vertical LED orientation compatibility with T1/T1 3/4 LED types.

Frequently Asked Questions (FAQ)

Q: What determines if a substitute part is acceptable for MLM1-531? A: The substitute must support T1 or T1 3/4 LED types, maintain vertical orientation, black coloring, and ROHS3 compliance. Height variation is application-dependent based on your specific PCB design and LED component spacing requirements.

Q: What is the height tolerance range for substitution? A: Provided equivalents range from 0.512" to 0.551" (13.00mm to 14.00mm). The MLM1-531 baseline is 0.531" (13.49mm). Height selection depends on your mechanical design constraints and available PCB clearance.

Q: Can I substitute nylon material with crystalline polymer (LTM-520)? A: LTM-520 uses crystalline polymer material instead of nylon. Both materials provide equivalent mechanical support for T1/T1 3/4 LED configurations and maintain identical RoHS compliance. Material selection depends on your thermal and mechanical requirements.

Q: Are all substitute parts in active production? A: Yes. All listed equivalents (LTM-520, 705820130, 705820135, 705820140) maintain active product status with current inventory availability from manufacturers.

Q: What is the height difference between MLM1-531 and its closest alternatives? A: 705820135 matches MLM1-531 height at 0.531"/13.50mm. LTM-520 is 0.011" shorter; 705820130 is 0.019" shorter; 705820140 is 0.020" taller.