1/4″ Air Coupler – 630204 is a Lincoln Industrial fitting or adapter identified by the supplied product data.
Key source specifications include Model 630204; Maximum Pressure: 250 psi / 17 Bar; Length: 1-1/4″ ( 44mm); Diameter: 1-1/8″ (29mm).
Key Features
- Maximum Pressure: 250 psi / 17 Bar
- Length: 1-1/4″ ( 44mm)
- Diameter: 1-1/8″ (29mm)
- Weight: 3 oz. (85g)
- Lincoln 1/4″ Air Coupler Nipple – 630204 (f)
- Industrial and Milton-style couplers and nipples for 1/4 in. ID (63 series)
Not Ideal For
Not ideal for pressures above the listed 250 psi / 17 Bar maximum or installations requiring a different diameter than 1-1/8″ (29mm).
Product Details
Review the product details below to confirm the model / mpn, maximum pressure, length, diameter, weight match your equipment or lubrication system.
Shared Product Details
| Brand | Lincoln Industrial |
| Model / MPN | 630204 |
| Maximum Pressure | 250 psi / 17 Bar |
| Length | 1-1/4″ ( 44mm) |
| Diameter | 1-1/8″ (29mm) |
| Weight | 3 oz. (85g) |
Frequently Asked Questions
What model number should I verify?
Confirm model or manufacturer part number 630204.
What pressure is listed?
The supplied specifications list 250 psi / 17 Bar.








