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The Eastman EBF863 is a professional 4/4 F tuba that combines front-action piston ergonomics with the low-register flexibility of an additional rotary valve. Its format is designed for players who want an F tuba suited to orchestral, chamber, solo, and advanced ensemble work without moving to a substantially larger instrument.
Eastman EBF863 F Tuba Specifications
- Instrument Type: 4/4 F tuba
- Key: F
- Valve Configuration: Four front-action piston valves and fifth rotary valve
- Bore Size: .748 to .787 inches
- Bell Diameter: 16.5 inches
- Bell Material: Yellow brass
- Finish: Clear lacquer
- Case: Eastman deluxe molded hard case with wheels
- Accessories: Laskey 28K US mouthpiece, valve oil, tuning slide lubricant, and polishing cloth
Condition & Setup
This lightly used tuba is in excellent playing order. It has been professionally serviced, set up, and play-tested. The clear lacquer remains bright and glossy, with minor fine surface marks and localized surface discoloration around several joints. The fitted case is in very good cosmetic condition, with its handles, latches, wheels, and plush interior present.
Who the EBF863 F Tuba Is For
The EBF863 is intended for professional players, advanced students, and serious tubists seeking a 4/4 F tuba with piston action for the primary valve set and a rotary fifth valve for added low-register fingering flexibility. It is particularly relevant for orchestral repertoire, brass quintet, chamber music, solo literature, teaching, and players adding an F tuba alongside a larger CC or BBb instrument.
Common Questions About the Eastman EBF863
What does the fifth rotary valve add to the EBF863?
The fifth valve provides additional fingering choices in the extended low register. These alternatives can support intonation management and technical facility in passages where standard four-valve combinations are less effective.
How does the 4/4 format affect the role of this F tuba?
The 4/4 format gives the EBF863 enough breadth for ensemble playing while retaining the focused response and manageable physical profile many players expect from an F tuba.
How does the EBF863 fit within Eastman's professional F tuba range?
The EBF863 offers a hybrid valve layout for players who prefer piston action on the first four valves and rotary operation for the fifth. This distinguishes it from Eastman F tubas built with four-piston and all-rotary configurations.
We are proud to be an authorized Eastman dealer
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99
Eastman EBF863 Professional 4/4 F Tuba in Clear Lacquer
Eastman EBF863 F Tuba Overview
The Eastman EBF863 is a professional 4/4 F tuba that combines front-action piston ergonomics with the low-register flexibility of an additional rotary valve. Its format is designed for players who want an F tuba suited to orchestral, chamber, solo, and advanced ensemble work without moving to a substantially larger instrument.
Eastman EBF863 F Tuba Specifications
- Instrument Type: 4/4 F tuba
- Key: F
- Valve Configuration: Four front-action piston valves and fifth rotary valve
- Bore Size: .748 to .787 inches
- Bell Diameter: 16.5 inches
- Bell Material: Yellow brass
- Finish: Clear lacquer
- Case: Eastman deluxe molded hard case with wheels
- Accessories: Laskey 28K US mouthpiece, valve oil, tuning slide lubricant, and polishing cloth
Condition & Setup
This lightly used tuba is in excellent playing order. It has been professionally serviced, set up, and play-tested. The clear lacquer remains bright and glossy, with minor fine surface marks and localized surface discoloration around several joints. The fitted case is in very good cosmetic condition, with its handles, latches, wheels, and plush interior present.
Who the EBF863 F Tuba Is For
The EBF863 is intended for professional players, advanced students, and serious tubists seeking a 4/4 F tuba with piston action for the primary valve set and a rotary fifth valve for added low-register fingering flexibility. It is particularly relevant for orchestral repertoire, brass quintet, chamber music, solo literature, teaching, and players adding an F tuba alongside a larger CC or BBb instrument.
Common Questions About the Eastman EBF863
What does the fifth rotary valve add to the EBF863?
The fifth valve provides additional fingering choices in the extended low register. These alternatives can support intonation management and technical facility in passages where standard four-valve combinations are less effective.
How does the 4/4 format affect the role of this F tuba?
The 4/4 format gives the EBF863 enough breadth for ensemble playing while retaining the focused response and manageable physical profile many players expect from an F tuba.
How does the EBF863 fit within Eastman's professional F tuba range?
The EBF863 offers a hybrid valve layout for players who prefer piston action on the first four valves and rotary operation for the fifth. This distinguishes it from Eastman F tubas built with four-piston and all-rotary configurations.
We are proud to be an authorized Eastman dealer
Pairs well with
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99

Eastman EBF863 Professional 4/4 F Tuba in Clear Lacquer
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
Orders valued over $99 ship via FedEx 2-Day within the U.S. and via DHL internationally. A physical address (no P.O. Boxes) and signature are required. Smaller accessories ship via USPS (2–5 day service) and do not require a signature if valued under $99. Please see our FAQ for additional details.
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Return Policy
We offer an unconditional 30-day return policy to ensure you’re completely satisfied. If you’re unhappy for any reason, return the item for a full refund or full exchange credit (reeds and other consumables are non-returnable once opened). Every instrument we sell is guaranteed to be free of mechanical defects—if an issue arises, contact us and we’ll either reimburse a local repair or provide a prepaid return label for repair, exchange, or refund. If you simply change your mind, you may still return the item for a full refund, but return shipping costs are the customer’s responsibility unless free returns were purchased through Redo at checkout. Please see our FAQ for additional details.
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Shop Warranty:
Brand new items are covered by the full manufacturer’s warranty unless otherwise noted (see the individual maker for details). Open box/refurbished, used, and vintage items include a two-year warranty serviced by our in-house repair shop, and we guarantee every instrument will be free of mechanical defects. Warranty coverage does not include damage from accident, misuse, negligence, improper operation, unauthorized alterations or removed serial numbers, normal wear and routine maintenance, environmental damage (including perspiration, corrosion, or extreme temperature and humidity), lacquer or plating wear, or consumable parts such as springs, pads, and felts. Please see our FAQ for additional details.

