Viega ProPress XL Coupling No Stop, 4" x 4" (SKU: 453053)Viega ProPress XL Coupling No Stop, 4" x 4", Copper, EPDM O Ring, SKU 453053 This Viega ProPress XL coupling is a straight press fit fitting designed for potable water applications. It features a 4" by 4" copper tube size with press connections on both ends and includes an EPDM sealing element for reliable sealing performance. Material: Made from high quality copper for durability and corrosion resistance Connection Type: Press fit x press fit for

Supports reliable operation and quick troubleshooting

System Approval: Approved for a wide range of applications including underground installations

Use only recommended lubricants (oil or grease up to NLGI-2)

Used in GRACO displacement pumps for maintenance

a follower plate for efficient grease usage

ensuring reliable operation and pressure containment within GRACO injection and spray systems

continuous cycle operation up to 100 CPM

Designed for use with GRACO RS chop guns

While specific material details for HE120-0469 are not listed in available sources

1/2 x 3/8"

Ensures proper system operation and communication

It is made of metallic material and serves as a component in GRACO systems