GRACO 19Y948 - Plate, Diaphragm, Fluid, Steel, 3.4"

Item #: 19Y948

Price: with strikethrough $155.00

Retail Price:

Sale Price: Price $154.99

Expected ship date is Mar 19th 2026

QTY:

Usually ships in 2-3 business days

Most orders over $299
ship for free | See Details

Have a Question?
ASK NATE

Get Expert Advice or

Call 888-654-8898

Get Expert Advice or

Call 888-654-8898

Need this Product for a Specific Application?

Use our handy finder to find the exact model for your needs.

FIND MY PRODUCT

Item Description
GRACO 19Y948 - Plate, Diaphragm, Fluid, Steel, 3.4"

Specifications
- Outside Diameter: 3.4 inches
- Material: steel
- Diameter: 3.4 inches
Compatible Equipment
- 25R457 Higher Flow Air Operated
- 25R647 Higher Flow Mechanical (Spring)
- 25R488 Lower Flow Mechanical (Spring)
Related Parts
- 164864 - (25R487) PLATE, DIAPHRAGM, 2.5" diameter
- 19Y646 - Fluid Regulator Diaphragm, Standard
- 172193 - Regulator Diaphragm (Low‑Pressure Fluid Regulators)
- 19Y647 - Gasket, Dia., Regulator, Flow, High
- 171912 - Cellulose Fiber Gasket
- 19Y630 - Retainer, Diaphragm, Plate, 2-Piece
- 19Y626 - Retainer, Diaphragm, Stud, 2-Piece
Reference item 7 in parts list. This part is included in Conversion Kit 25T509. This is a diaphragm plate component used in mechanical flow control systems with spring operation

Reference Manuals
- 3A7527 (Page 10) Low Shear Back Pressure Regulator
Specifications
GRACO 19Y948 - Plate, Diaphragm, Fluid, Steel, 3.4"

Specifications
- Outside Diameter: 3.4 inches
- Material: steel
- Diameter: 3.4 inches
Compatible Equipment
- 25R457 Higher Flow Air Operated
- 25R647 Higher Flow Mechanical (Spring)
- 25R488 Lower Flow Mechanical (Spring)
Related Parts
- 164864 - (25R487) PLATE, DIAPHRAGM, 2.5" diameter
- 19Y646 - Fluid Regulator Diaphragm, Standard
- 172193 - Regulator Diaphragm (Low‑Pressure Fluid Regulators)
- 19Y647 - Gasket, Dia., Regulator, Flow, High
- 171912 - Cellulose Fiber Gasket
- 19Y630 - Retainer, Diaphragm, Plate, 2-Piece
- 19Y626 - Retainer, Diaphragm, Stud, 2-Piece
Reference item 7 in parts list. This part is included in Conversion Kit 25T509. This is a diaphragm plate component used in mechanical flow control systems with spring operation

Reference Manuals
- 3A7527 (Page 10) Low Shear Back Pressure Regulator

GRACO 19Y948 - Plate, Diaphragm, Fluid, Steel, 3.4"

GRACO 19Y948 - Plate, Diaphragm, Fluid, Steel, 3.4"

Have a Question? ASK NATE

Have a Question?
ASK NATE