Description
The GRACO OP156-33 GUSMER is a pipe fitting adapter, typically constructed from durable metal or alloy, designed to connect components within GRACO GUSMER spray foam equipment. Its intended use is to facilitate secure and leak-free fluid transfer between different pipe sizes, specifically converting from 3/4 inch male pipe thread (MPT) to 1/2 inch female pipe thread (FPT) with a swivel (SW) union (UN) feature.
Key Features:
- Pipe fitting adapter
- OP156-33, 3/4MPT x 1/2FPT (SW) UN
- Designed for use with GRACO GUSMER spray foam equipment
- Swivel union for easy installation and alignment
- Durable construction for reliable performance
- Facilitates secure, leak-free connections
Applications:
Used in spray foam insulation systems for residential, commercial, and industrial applications, including wall, roof, and rim joist insulation, as well as concrete lifting.
Installation Notes:
- Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of spray foam equipment.
- Ensure threads are clean and free of debris before installation
- Apply appropriate thread sealant or tape as recommended by GRACO
- Hand-tighten before using a wrench to avoid over-torquing
- Check for leaks after installation and during operation
- Regularly inspect fittings for wear or damage
- Replace fittings if leaks or degradation are detected
- Follow GRACO maintenance guidelines for spray foam equipment






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