GRACO 563957 – Blowout Disc Kit – (25) Aluminum, 2350 PSI, 3/8″, 3/8″ NPTF

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) Trabon Divider Valves.