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Product Information
The Hollis LX Mouthpiece (MPN 240.7031.04) is a mouthpiece accessory; Hollis does not publish compatibility for this part number, so confirm fit before ordering.
Who it is for
For divers with a Hollis LX series regulator needing a replacement mouthpiece; Hollis does not publish fitment, so confirm fit before ordering.
Key details
- Brand: Hollis
- Model series: LX
- Manufacturer part number (MPN): 240.7031.04
- UPC/Barcode: 882689155253
- Product type: Regulators, Accessories
Compatibility and sizing
Hollis does not publish fitment for this part number, so DiveCatalog.com can confirm it fits your second stage before you order.
DiveCatalog.com is an authorized Hollis dealer and a dive shop based in Irvine, California, serving divers since 2003. Call or chat with us at 888-701-4017 if you have any questions about fit or compatibility with your Hollis regulator.
- Hollis brand accessory. Sold under the Hollis name, MPN 240.7031.04.
- Mouthpiece accessory. Mouthpiece accessory, sold on its own rather than as a complete second stage.
- LX series designation. Named and cataloged as part of the Hollis LX product line.
- Manufacturer part number. Identified by Hollis MPN 240.7031.04 for ordering and cross-reference.
- Unique barcode. Carries UPC 882689155253 for retail identification.
- Dedicated accessory category. Listed under Regulators, Accessories rather than as a complete regulator component.
| Brand | Hollis |
| Product Type | Regulators, Accessories |
| Model Series | LX |
| Manufacturer Part Number (MPN) | 240.7031.04 |
| UPC/Barcode | 882689155253 |
| SKU | 240.7031.04 |
⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Frequently Asked Questions
What is the Hollis LX Mouthpiece used for?
It is a Hollis regulator mouthpiece accessory, part number 240.7031.04. Hollis does not publish fitment details, so contact us to confirm compatibility.
Which Hollis regulators does the LX Mouthpiece fit?
Hollis does not publish compatibility for part 240.7031.04. Contact DiveCatalog.com at 888-701-4017 to confirm fit with your regulator before ordering.
How do I identify the correct replacement mouthpiece for my Hollis regulator?
This mouthpiece is identified by Hollis MPN 240.7031.04 and UPC 882689155253. Having your regulator model on hand when you call or chat with DiveCatalog.com will help confirm that this is the correct replacement part for your second stage.











