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The Eastman EBC836S is a professional 6/4 CC tuba inspired by the York-style orchestral tuba tradition, designed for large-ensemble settings that require a broad, centered low-brass foundation. This silver-plated instrument uses four front-action stainless steel pistons with a semi-stepped bore and a right thumb-operated fifth rotor valve through a .850 inch bore. A 20 inch gold brass bell and gold brass bottom bow contribute warmth and depth to the sound, making the EBC836S suitable for symphony orchestra, concert band, opera and ballet pit work, and chamber settings that call for a full-size CC tuba voice.
Eastman EBC836S Tuba Specifications
- Key: CC
- Size: 6/4
- Bell: 20 inch gold brass bell
- Valves: Four front-action stainless steel pistons
- Bore: Semi-stepped bore through the piston section
- Fifth Valve: Right thumb-operated rotor valve, flat whole step
- Fifth Valve Bore: .850 inch
- Finish: Silver plate
- Case: Original wheeled case
- Accessories: Laskey 30H mouthpiece, valve oil, cleaning cloth
Condition & Setup
This Eastman EBC836S has been played a couple of times but has never been privately owned. It is in superb condition and includes the original case and original accessories. This instrument has been professionally serviced, set up, and play-tested by our brass staff.
Who the EBC836S Tuba is For
The Eastman EBC836S is a professional 6/4 CC tuba for advanced and professional tubists who need a large orchestral instrument with a broad tonal profile and modern front-action valve layout. It is designed for players working in symphony orchestra, concert band, opera or ballet pit orchestra, and chamber music settings where a full, stable CC tuba sound is required.
Its York-inspired design, gold brass bell, and gold brass bottom bow give the instrument a warm, resonant character, while the four piston and fifth rotor configuration provides the valve control expected from a professional orchestral CC tuba. Within Eastman’s brass lineup, the EBC836S stands out as a large-format CC tuba intended for serious ensemble performance rather than student or compact use.
Common Questions About the Eastman EBC836S
Is the Eastman EBC836S a professional tuba?
Yes. The Eastman EBC836S is a professional 6/4 CC tuba designed for advanced and professional players in orchestral, concert band, pit orchestra, and chamber music settings.
What key is the Eastman EBC836S tuba in?
The Eastman EBC836S is built in the key of CC, which is a standard choice for professional orchestral tuba players in the United States.
What makes the Eastman EBC836S different from smaller tubas?
The EBC836S is a 6/4 size CC tuba with a 20 inch bell, semi-stepped bore, and fifth rotor valve. Compared with smaller tubas, it is built to produce a broader, deeper orchestral sound with greater low-register presence.
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 EBC836S Professional 6/4 CC Tuba
Eastman EBC836S Tuba Overview
The Eastman EBC836S is a professional 6/4 CC tuba inspired by the York-style orchestral tuba tradition, designed for large-ensemble settings that require a broad, centered low-brass foundation. This silver-plated instrument uses four front-action stainless steel pistons with a semi-stepped bore and a right thumb-operated fifth rotor valve through a .850 inch bore. A 20 inch gold brass bell and gold brass bottom bow contribute warmth and depth to the sound, making the EBC836S suitable for symphony orchestra, concert band, opera and ballet pit work, and chamber settings that call for a full-size CC tuba voice.
Eastman EBC836S Tuba Specifications
- Key: CC
- Size: 6/4
- Bell: 20 inch gold brass bell
- Valves: Four front-action stainless steel pistons
- Bore: Semi-stepped bore through the piston section
- Fifth Valve: Right thumb-operated rotor valve, flat whole step
- Fifth Valve Bore: .850 inch
- Finish: Silver plate
- Case: Original wheeled case
- Accessories: Laskey 30H mouthpiece, valve oil, cleaning cloth
Condition & Setup
This Eastman EBC836S has been played a couple of times but has never been privately owned. It is in superb condition and includes the original case and original accessories. This instrument has been professionally serviced, set up, and play-tested by our brass staff.
Who the EBC836S Tuba is For
The Eastman EBC836S is a professional 6/4 CC tuba for advanced and professional tubists who need a large orchestral instrument with a broad tonal profile and modern front-action valve layout. It is designed for players working in symphony orchestra, concert band, opera or ballet pit orchestra, and chamber music settings where a full, stable CC tuba sound is required.
Its York-inspired design, gold brass bell, and gold brass bottom bow give the instrument a warm, resonant character, while the four piston and fifth rotor configuration provides the valve control expected from a professional orchestral CC tuba. Within Eastman’s brass lineup, the EBC836S stands out as a large-format CC tuba intended for serious ensemble performance rather than student or compact use.
Common Questions About the Eastman EBC836S
Is the Eastman EBC836S a professional tuba?
Yes. The Eastman EBC836S is a professional 6/4 CC tuba designed for advanced and professional players in orchestral, concert band, pit orchestra, and chamber music settings.
What key is the Eastman EBC836S tuba in?
The Eastman EBC836S is built in the key of CC, which is a standard choice for professional orchestral tuba players in the United States.
What makes the Eastman EBC836S different from smaller tubas?
The EBC836S is a 6/4 size CC tuba with a 20 inch bell, semi-stepped bore, and fifth rotor valve. Compared with smaller tubas, it is built to produce a broader, deeper orchestral sound with greater low-register presence.
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 EBC836S Professional 6/4 CC Tuba
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.

