Fast and Efficient
NAVAC Big Boy Evacuation Hoses are engineered for speed and efficiency. Boasting a large 3/4″ diameter, the NH34AC optimizes evacuation and recovery processes. It features high-grade, low-permeation hoses, ensuring durable and reliable performance. The NH34AB includes heavy-duty gaskets, with additional ones provided to ensure continued excellence in service. It is 3′ long with 1/4″ to 3/8″ fitting for NH34AB and 1/4″ to 3/8″ fitting for NH34AC and is vacuum rated to 20 microns.
| Model | NH34AB | NH34AC | |
|---|---|---|---|
| Type | Black | Black | |
| Length | in | 3′ | 3′ |
| Diameter | in | 3/4″ | 3/4″ |
| Fitting | in | 1/4″-3/8″ | 1/4″-1/2″ |
| Warranty | year | 1 | 1 |





