RN60C1800FRE6 Equivalent & Substitute Parts

Part Overview

The RN60C1800FRE6 is a 180 Ohm, 1/4W through-hole axial resistor manufactured by Vishay Dale, designed for military applications per MIL-R-10509/1 specification. This metal film resistor features flame retardant coating, moisture resistance, and safety-rated construction suitable for demanding environments. The part is currently active in production with 819 units in stock. Substitute parts are identified to address packaging format preferences, tolerance requirements, or inventory availability while maintaining electrical and mechanical compatibility.

Substiute Parts

RN60C1800FRE6

Vishay DaleIn Stock: 836RN60C1800FRE6 Datasheet

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RN60C1800BB14

Vishay DaleIn Stock: 953RN60C1800BB14 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

The RN60C1800BB14 qualifies as a direct substitute based on the following criteria:

Electrical Compatibility: Both parts maintain identical resistance value (180 Ohms), power rating (0.25W), temperature coefficient (±50ppm/°C), and operating temperature range (-65°C to 175°C). The substitute features tighter tolerance (±0.1% versus ±1%), which represents an upgrade in precision without compromising interchangeability.

Mechanical Compatibility: Both parts share identical axial package configuration, physical dimensions (0.145" Dia × 0.344" L), and two-termination design, ensuring direct mechanical fit in existing PCB layouts.

Military Specification Compliance: Both parts conform to MIL-R-10509/1 military specification and share identical construction features including flame retardant coating, moisture resistance, and safety rating.

Packaging Difference: The primary distinction is packaging format—RN60C1800FRE6 is supplied in Tape & Reel (TR) format, while RN60C1800BB14 is supplied in Bulk format. This difference affects procurement and handling but does not impact electrical or mechanical performance.

Parameter Comparison

Engineering Selection Recommendations

Both RN60C1800FRE6 and RN60C1800BB14 are active production parts from Vishay Dale with identical military specification compliance (MIL-R-10509/1) and regulatory status. Selection between these parts should be based on packaging requirements and tolerance specifications:

RN60C1800FRE6 is appropriate for automated assembly processes requiring Tape & Reel packaging format and standard ±1% tolerance specifications.

RN60C1800BB14 is appropriate for applications requiring tighter tolerance control (±0.1%) or bulk packaging formats. The improved tolerance specification does not introduce any incompatibility with circuits designed for the standard ±1% part.

Both parts maintain identical electrical performance across the full operating temperature range and are suitable for military and high-reliability applications.

Frequently Asked Questions (FAQ)

Q: Can RN60C1800BB14 replace RN60C1800FRE6 in existing designs?

A: Yes. Both parts are electrically and mechanically identical. The substitute features tighter tolerance (±0.1% versus ±1%), which is a performance upgrade. Physical dimensions, axial package configuration, and all electrical parameters remain unchanged.

Q: What is the primary difference between these two parts?

A: The main differences are packaging format (Tape & Reel versus Bulk) and tolerance specification (±1% versus ±0.1%). Electrical and mechanical performance are identical.

Q: Are both parts compliant with military specifications?

A: Yes. Both RN60C1800FRE6 and RN60C1800BB14 conform to MIL-R-10509/1 military specification and share identical construction features including flame retardant coating and moisture resistance.

Q: Does the tighter tolerance of RN60C1800BB14 affect circuit compatibility?

A: No. Tighter tolerance represents improved precision and does not create incompatibility. Circuits designed for ±1% tolerance will function correctly with ±0.1% components.

Q: Which part should be selected for automated assembly?

A: RN60C1800FRE6 in Tape & Reel format is optimized for automated pick-and-place assembly processes.

Q: Which part should be selected for manual assembly or small-quantity builds?

A: RN60C1800BB14 in Bulk format is suitable for manual assembly and applications where packaging format does not impose automated assembly requirements.