RLR07C3922FSBSL Equivalent & Substitute Parts

Part Overview

The RLR07C3922FSBSL is a 39.2 kOhms ±1% metal film through-hole resistor rated at 0.25W (1/4W) in axial package configuration. Manufactured by Vishay Dale under the military-grade RLR07 series per MIL-PRF-39017/01 specification, this component is designed for applications requiring moisture resistance and weldability in military and high-reliability environments. The part maintains active product status with 768 units currently in stock. Substitute parts are identified to provide alternative sourcing options while maintaining identical electrical and mechanical specifications.

Substiute Parts

RLR07C3922FSBSL

Vishay DaleIn Stock: 815RLR07C3922FSBSL Datasheet

Current PartRFQ

RLR07C3922FSB14

Vishay DaleIn Stock: 1111RLR07C3922FSB14 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RLR07C3922FSBSL are identified based on strict equivalence across all critical electrical and mechanical parameters. The substitution criteria are:

• Identical resistance value: 39.2 kOhms
• Identical tolerance: ±1%
• Identical power rating: 0.25W (1/4W)
• Identical composition: Metal Film
• Identical temperature coefficient: ±100ppm/°C
• Identical operating temperature range: -65°C to 150°C
• Identical package configuration: Axial
• Identical physical dimensions: 0.090" Dia × 0.250" L
• Identical series classification: Military, MIL-PRF-39017/01, RLR07
• Identical failure rate specification: S (0.001%)

Only parts meeting all these parameters are listed as direct substitutes.

Parameter Comparison

Engineering Selection Recommendations

Both RLR07C3922FSBSL and RLR07C3922FSB14 are active products manufactured by Vishay Dale with identical electrical and mechanical specifications. Selection between these parts may be based on inventory availability and lead time requirements. The RLR07C3922FSBSL currently has 768 units in stock, while RLR07C3922FSB14 has 1026 units available. Both parts maintain the same military-grade classification, failure rate specification, and regulatory compliance status (RoHS non-compliant, REACH Affected, ECCN EAR99).

Frequently Asked Questions (FAQ)

Q: Can RLR07C3922FSB14 be used as a direct replacement for RLR07C3922FSBSL?

A: Yes. Both parts are parametrically equivalent across all electrical and mechanical specifications, including resistance value, tolerance, power rating, temperature coefficient, operating temperature range, package configuration, and physical dimensions.

Q: Are there any differences in military specification compliance between these parts?

A: No. Both parts are classified under the same military series (MIL-PRF-39017/01, RLR07) with identical failure rate specifications (S, 0.001%).

Q: Do these parts have the same physical footprint?

A: Yes. Both parts share identical axial package dimensions of 0.090" diameter × 0.250" length (2.29mm × 6.35mm), ensuring compatibility with existing PCB layouts and through-hole mounting patterns.

Q: What is the difference between the part numbers RLR07C3922FSBSL and RLR07C3922FSB14?

A: The part numbers differ only in their suffix designations (SL versus 14). These designations may indicate different packaging batches or procurement channels from Vishay Dale, but the electrical and mechanical specifications remain identical.

Q: Are both parts suitable for military and high-reliability applications?

A: Yes. Both parts meet military-grade specifications per MIL-PRF-39017/01 and feature moisture resistance and weldability, making them suitable for military and high-reliability applications requiring these characteristics.