Eastman EBF866S Professional 6-Valve 4/4 F Tuba in Silver Plate

Eastman EBF866S Professional 6-Valve 4/4 F Tuba in Silver PlateEastman EBF866S F Tuba Overview The Eastman EBF866S Professional F Tuba is a 4 4 rotary F tuba designed for advanced and professional players who need a Germanic tonal profile, reliable intonation, and a secure low register. Built with a 16. 5 upright bell, a . 667 . 820 graduated bore, and a six valve rotary layout with 4 right hand valves and 2 left hand valves, the EBF866S is suited to solo repertoire, orchestral playing, and chamber music. Its

Eastman EBF866S F Tuba Overview

The Eastman EBF866S Professional F Tuba is a 4/4 rotary F tuba designed for advanced and professional players who need a Germanic tonal profile, reliable intonation, and a secure low register. Built with a 16.5” upright bell, a .667”-.820” graduated bore, and a six-valve rotary layout with 4 right-hand valves and 2 left-hand valves, the EBF866S is suited to solo repertoire, orchestral playing, and chamber music. Its silver-plated finish, compact 4/4 body, and responsive valve design make it a versatile F tuba for players who require clarity, projection, and flexibility across the full range.

Eastman EBF866S F Tuba Specifications

• Key: F
• Size: 4/4
• Bore: .667”-.820”
• Bell: 16.5” upright bell
• Bell Material: Yellow brass or gold brass
• Valves: 4 right-hand rotary valves + 2 left-hand rotary valves
• Finish: Silver plate
• Case: Eastman ABS hard shell case 

Condition & Setup

This Eastman EBF866S Professional F Tuba is new. It has been professionally inspected, serviced, set up, and play-tested by our brass specialists to confirm proper mechanical function, valve response, and playing condition before shipment.

Who the EBF866S F Tuba Is For

The Eastman EBF866S is a professional 4/4 rotary F tuba for players who need a solo-capable instrument with orchestral projection, chamber-music blend, and dependable intonation. It is designed for advanced students, collegiate players, working tubists, and professionals who want the focused sound and articulation associated with German-style rotary F tubas.

Its six-valve configuration supports facility across the range, including a more secure low register than many traditional F tuba designs. The EBF866S is distinguished by its combination of a compact 4/4 frame, 16.5” upright bell, graduated bore, and 4+2 rotary valve layout, making it appropriate for solo literature, section work, and refined ensemble playing.

Common Questions About the Eastman EBF866S

Is the Eastman EBF866S suitable for professional use?

Yes. The Eastman EBF866S is a professional F tuba with a six-valve rotary system, 4/4 body, and specifications intended for advanced orchestral, solo, and chamber performance.

What type of sound does the Eastman EBF866S have?

The Eastman EBF866S is designed with a Germanic rotary F tuba sound: focused, clear, and articulate, with enough projection for orchestral playing and enough flexibility for solo and chamber settings.

How many valves does the Eastman EBF866S have?

The Eastman EBF866S has six rotary valves: four right-hand rotary valves and two left-hand rotary valves. This layout supports expanded fingering options and improved facility in the low register.

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