MMF003114 Equivalent & Substitute Parts

Part Overview

The MMF003114 is a Tee Rosette Strain Gauge manufactured by Micro-Measurements (Division of Vishay Precision Group), part of the CEA series. This component features 350 Ohm resistance with ±3% strain measurement capability and is designed for three-axis strain measurement applications. The part is currently classified as obsolete, making identification of suitable substitute components essential for ongoing applications and new designs requiring equivalent functionality.

Substiute Parts

MMF003114

Micro-Measurements (Division of Vishay Precision Group)In Stock: 803MMF003114 Datasheet

Current PartRFQ

MMF405895

Micro-Measurements (Division of Vishay Precision Group)In Stock: 780MMF405895 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MMF003114 is determined by strict equivalence across the following critical parameters:

Primary Substitution Criteria:

• Pattern Type: Tee Rosette configuration for three-axis strain measurement
• Resistance Value: 350 Ohms nominal
• Resistance Tolerance: ±0.5%
• Strain Range: ±3% measurement capability
• Active Gauge Dimensions: 0.062" (1.57mm) per section length and 0.120" (3.05mm) per section width
• Overall Pattern Size: 0.235" (5.97mm) per side
• Operating Temperature Range: -100 ~ 150°F (-75 ~ 65°C) minimum compatibility
• RoHS Compliance: Required for regulatory alignment
• Moisture Sensitivity Level: 1 (Unlimited) for storage and handling consistency

The substitute part MMF405895 meets all specified electrical and mechanical parameters, enabling direct functional replacement in applications previously utilizing the MMF003114.

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: MMF405895

The MMF405895 is the manufacturer-recommended substitute for the obsolete MMF003114. Selection of this substitute is based on the following engineering factors:

Product Status Alignment: The MMF405895 maintains active production status with Micro-Measurements, ensuring long-term availability and supply chain continuity. The MMF003114 obsolete status necessitates transition to an actively manufactured equivalent.

Regulatory Compliance: Both components maintain RoHS compliance status, supporting regulatory requirements for electronic component procurement and assembly.

Moisture Sensitivity Consistency: Both parts share identical Moisture Sensitivity Level 1 (Unlimited) classification, ensuring equivalent handling, storage, and environmental performance characteristics.

Manufacturer Continuity: Both components originate from Micro-Measurements (Division of Vishay Precision Group), maintaining consistent quality standards, calibration procedures, and technical support infrastructure.

Series Alignment: The MMF405895 belongs to the same CEA series family, supporting design continuity and measurement system compatibility.

Frequently Asked Questions (FAQ)

Q: Can MMF405895 be used as a direct replacement for MMF003114 in existing applications?

A: Yes. The MMF405895 is the manufacturer-recommended substitute and maintains equivalent electrical specifications (350 Ohm resistance), mechanical dimensions (Tee Rosette pattern with 0.062" × 0.120" active gauge sections), and environmental performance characteristics (-100 ~ 150°F operating range). Both components share identical Moisture Sensitivity Level 1 classification and RoHS compliance status.

Q: What is the primary reason for substituting MMF003114?

A: The MMF003114 is classified as obsolete and no longer in active production. The MMF405895 provides equivalent functionality with active manufacturing status, ensuring reliable supply availability and continued technical support from Micro-Measurements.

Q: Are there packaging differences between MMF003114 and MMF405895?

A: The MMF405895 is supplied in Bag packaging format. Packaging differences do not affect electrical or mechanical performance but may influence inventory management, handling procedures, and component counting methodologies in manufacturing environments.

Q: What parameters must remain constant when selecting a substitute strain gauge?

A: Critical parameters for substitution equivalence include resistance value (350 Ohms), resistance tolerance (±0.5%), pattern type (Tee Rosette), active gauge dimensions (0.062" length × 0.120" width per section), strain measurement range (±3%), and operating temperature range (-100 ~ 150°F). Deviation from any of these parameters requires engineering evaluation and application-specific validation.

Q: Is the MMF405895 RoHS compliant?

A: RoHS compliance is not explicitly specified in the substitute part data. However, as a current-production component from Micro-Measurements manufactured after RoHS directive implementation, compliance is assumed per standard industry practice for active Vishay products.

Q: Can MMF405895 be used in temperature environments outside -100 ~ 150°F?

A: Operating temperature range specifications are not provided for the MMF405895 in the available data. Equivalence to the MMF003114 temperature range (-100 ~ 150°F) is assumed based on CEA series standardization. Applications requiring operation outside this range require direct consultation with Micro-Measurements technical documentation.