AirSept
AirSept 76004 Line Splice Reducer 16mm
Connects 16 mm tubing to 76004 mm tubing using aluminium and rubber straight reducer splice with seven-piece kit
- TypeAccessories & Compressors
- Straight reducer joins 3/8" and 5/16" lines
- Aluminium body with rubber seals resists vibration
- Seven-piece kit includes coupler, nuts and sleeves
- Designed for automotive A/C, heater and transmission systems
- Compact 16 mm profile fits tight engine bays
AirSept 76004 line splice reducer
The AirSept 76004 is a straight line splice reducer designed for automotive air conditioning, heater and transmission lines. It connects tubing with a 16mm to 3/8 inch outer diameter transition. The kit contains seven pieces including the coupler body, nuts, sealing sleeves and anti-vibration tension rings. It suits technicians and DIYers repairing or modifying rigid or flexible fluid circuits.
Capacity and headroom for fluid systems
The reducer bridges two different tubing sizes in a single straight joint, allowing a 16mm line to meet a 3/8 inch line without adapters. Aluminium and rubber construction handles typical automotive refrigerant pressures and vibration. It is not intended for high-pressure hydraulic circuits beyond standard A/C and transmission specifications. The seven-piece kit covers one complete connection with spares for reinstallation.
Build quality and daily implications
An aluminium body with rubber sealing sleeves resists corrosion from road salt and engine bay heat. Anti-vibration tension rings absorb engine shake to prevent fatigue leaks at the flare. The straight profile fits tight chassis rails where angled fittings would foul neighbouring components. No special tools are required beyond standard flare-nut wrenches for the included nuts.
Highlights
- Straight reducer joins 3/8" and 5/16" lines
- Aluminium body with rubber seals resists vibration
- Seven-piece kit includes coupler, nuts and sleeves
- Designed for automotive A/C, heater and transmission systems
- Compact 16 mm profile fits tight engine bays
Specifications
| Brand | AIRSEPT |
|---|---|
| Type | Accessories & Compressors |
Questions about this item
Will the 16 mm AirSept 76004 reducer fit the existing 3/8" and 5/16" lines on my older A/C unit?
Yes, the straight reducer is made to join 3/8" OD tubing to 5/16" OD tubing on automotive A/C, heater or transmission circuits.
How can I confirm the 16 mm AirSept 76004 splice is sealed and holding pressure after installation?
Pressurise the system and check for leaks at the aluminium coupler body and rubber sealing sleeves; the anti-vibration tension rings help maintain a tight joint under vibration.
What components come with the 16 mm AirSept 76004 kit and what must I supply myself?
The seven-piece set includes the coupler body, nuts, sealing sleeves and anti-vibration tension rings; you only need the correct 3/8" and 5/16" tubing and standard flare tools.
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