GRACO 563957 - Blowout Disc Kit - (25) Aluminum, 2350 PSI, 3/8", 3/8 in NPTF

Aluminum blowout disc package designed for rupture-to-atmosphere indicators that provide pump protection and visual indication of excessive system pressure. When pressure exceeds the preset setting, the disc ruptures to vent lubricant to atmosphere and relieve high pressure, protecting equipment from damage.

Specifications

• Thread: 3/8 in NPTF
• Max Working Pressure: 2350 PSI
• Material: Aluminum
• Disc Color: Aluminum
• Quantity: 25
• Tolerance: ± 20%
• Diameter: 3/8 in.

Features

• Provides pump protection from excessive system pressure
• Visual indication when pressure limit is exceeded
• Vents lubricant to atmosphere when activated
• Relieves high pressure to prevent equipment damage
• Color-coded for easy pressure identification
• Bulk package of 25 discs for maintenance efficiency

Applications

• Rupture-to-atmosphere indicator systems
• Pump protection applications
• High pressure lubrication systems
• Equipment protection from pressure overload

Compatible Equipment

• Rupture-to-atmosphere indicators with 3/8 in NPTF fittings
• GRACO pumps with Rupture-to-Atmosphere Indicators

Related Parts

• 563952 (660-900-070)
• 563955 (660-900-080)
• 563958 (660-900-000)
• 563959 (660-900-120)
• 563960 (660-900-130)
• 563191 - Replacement Rupture-to-Atmosphere Indicator, 1/8 in NPT(F), 2350 PSI
• 563954 - Blowout Disc Kit - (25) Yellow, 1450 PSI, 3/8", 3/8" NPTF
• 563955 - Blowout Disc Kit - (25) Red, 1750 PSI, 3/8", 3/8" Diameter

Kit Contents

• 25 aluminum blowout discs rated for 2350 PSI

Part of Trabon Performance Indicators product line. Discs greater than 2,350 PSI have a tolerance of ± 20%. Used as replacement components for rupture-to-atmosphere indicators. Part of Rupture-to-Atmosphere Indicator system. When pressure reaches predetermined setting, the pressure disc ruptures, venting lubricant into atmosphere and relieving pressure. All pressures have a tolerance of +500 PSI (3.4 MPa, 34.5 bar).

Reference Manuals

• L15401EN-C (Page 3)
• 312497 (Page 40)