Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

GRACO Diaphragm Pump: Acetal Body, 1/2 in, NPT Connection, 15 gpm, Not Specified Diaphragm - Acetal Housing AODD Pumps
GRACOAcetal Housing AODD Pumps

GRACO Diaphragm Pump: Acetal Body, 1/2 in, NPT Connection, 15 gpm, Not Specified Diaphragm

The GRACO Diaphragm Pump: Acetal Body (SKU D51311, MPN D51311) is an acetal-housing AODD pump with a 1/2 in NPT connection and a flow rate of 15 gpm. It features a stainless steel seat and PTFE check valve material.

SKU 3G-OTH-86555

Also listed as: D 51311 · D-51311

Brand
GRACO
Item
Diaphragm Pump: Acetal Body, 1/2 in, NPT Connection, 15 gpm, Not Specified Diaphragm
Category
Acetal Housing AODD Pumps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

GRACO
Manufacturer Part Number
D51311
Type
1/2 in, NPT Connection, 15 gpm, Not Specified Diaphragm, SS Seat
Seat Material
SS
Diaphragm Material
Not Specified
Check Valve Material
PTFE

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

GRACO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRACO Diaphragm Pump: Acetal Body (SKU D51311, MPN D51311) is an acetal-housing AODD pump with a 1/2 in NPT connection and a flow rate of 15 gpm. It features a stainless steel seat and PTFE check valve material.

Frequently Asked Questions

What is the GRACO acetal diaphragm pump used for?

The GRACO acetal-body AODD pump (MPN D51311) is used for transferring a wide range of fluids in industrial, chemical, and process applications. Its acetal housing and PTFE check valves make it suitable for handling corrosive or abrasive liquids, while the stainless steel seat provides durability in demanding environments.

What are the specifications of the GRACO D51311 diaphragm pump?

The GRACO D51311 is a 1/2 in NPT acetal-body AODD pump with a flow rate of 15 gpm. It features a stainless steel seat, PTFE check valve material, and the diaphragm material is not specified. This pump is designed for reliable fluid transfer in industrial settings.

Where to buy the GRACO D51311 diaphragm pump worldwide?

You can source the GRACO D51311 acetal diaphragm pump through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct pump for your application.

How to select the right GRACO acetal diaphragm pump for my application?

To select the right GRACO acetal pump, consider your fluid's chemical compatibility, required flow rate (up to 15 gpm for the D51311), connection size (1/2 in NPT), and material needs. The PTFE check valves and SS seat offer corrosion resistance. Consult a technical specialist to match the pump to your specific process conditions.

Used in

Common applications for GRACO
Food and beverage processing — Graco FDA-compliant electric diaphragm pumps (e.g., HE120-1200) for sanitary fluid transfer
Pharmaceutical manufacturing — Graco USP Class VI-compliant AODD pumps (e.g., SP4F.0006) for sterile liquid handling
Chemical processing — Graco aluminum or stainless steel diaphragm pumps (e.g., TE120-1100) for corrosive fluid transfer
Automotive lubrication — Graco grease pump control replacement kits (e.g., 18F169) for maintenance of lubrication systems
Paint and coating application — Graco discharge spouts (e.g., 255858) for precise fluid dispensing in finishing lines
Water and wastewater treatment — Graco electric diaphragm pumps (e.g., HE120-1503) for sludge and chemical dosing

GRACO Products

3G Electric supplies GRACO acetal housing aodd pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Pump Accessories Valves & Regulation Motors & Drives All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
GRACO Diaphragm Pump: Aluminum Body, 3/4 in, NPT Connection, 16 gpm, Not Specified Diaphragm (MPN D53331)
GRACO
GRACO Diaphragm Pump: Aluminum Body, 3/4 in, NPT Connection, 16 gpm, Not Specified Diaphragm (MPN D53331)
GRACO Diaphragm Pump: Aluminum Body, 1 in, NPT Connection, 50 gpm, Not Specified Diaphragm, SS Seat (MPN 647028)
GRACO
GRACO Diaphragm Pump: Aluminum Body, 1 in, NPT Connection, 50 gpm, Not Specified Diaphragm, SS Seat (MPN 647028)
GRACO Diaphragm Pump: Stainless Steel Body, 1 1/2 in, NPT Connection, 100 gpm, PTFE Valve, SS Seat (MPN DB4311)
GRACO
GRACO Diaphragm Pump: Stainless Steel Body, 1 1/2 in, NPT Connection, 100 gpm, PTFE Valve, SS Seat (MPN DB4311)
GRACO Diaphragm Pump: Stainless Steel Body, 3/4 in, NPT Connection, 16 gpm, Not Specified Diaphragm (MPN D54331)
GRACO
GRACO Diaphragm Pump: Stainless Steel Body, 3/4 in, NPT Connection, 16 gpm, Not Specified Diaphragm (MPN D54331)

More from GRACO

View all GRACO parts
GRACO Diaphragm Pump: Acetal Body, 3/8 in, NPT Connection, 6.5 gpm, Hytrel Diaphragm, Hytrel Valve (MPN D31255)
GRACO
GRACO Diaphragm Pump: Acetal Body, 3/8 in, NPT Connection, 6.5 gpm, Hytrel Diaphragm, Hytrel Valve (MPN D31255)
GRACO Diaphragm Pump: Acetal Body, 3/8 in, NPT Connection, 6.5 gpm, Not Specified Diaphragm, SS Seat (MPN D31331)
GRACO
GRACO Diaphragm Pump: Acetal Body, 3/8 in, NPT Connection, 6.5 gpm, Not Specified Diaphragm, SS Seat (MPN D31331)
GRACO Diaphragm Pump: Acetal Body, 1/4 in, NPT Connection, 5 gpm, Not Specified Diaphragm (MPN D11021)
GRACO
GRACO Diaphragm Pump: Acetal Body, 1/4 in, NPT Connection, 5 gpm, Not Specified Diaphragm (MPN D11021)
GRACO Diaphragm Pump: Acetal Body, 1/2 in, NPT Connection, 15 gpm, Not Specified Diaphragm (MPN D51211)
GRACO
GRACO Diaphragm Pump: Acetal Body, 1/2 in, NPT Connection, 15 gpm, Not Specified Diaphragm (MPN D51211)
GRACO Diaphragm Pump: Acetal Body, 3/8 in, NPT Connection, 6.5 gpm, Not Specified Diaphragm (MPN D31211)
GRACO
GRACO Diaphragm Pump: Acetal Body, 3/8 in, NPT Connection, 6.5 gpm, Not Specified Diaphragm (MPN D31211)
GRACO Diaphragm Pump: Acetal Body, 1/2 in, NPT Connection, 15 gpm, Not Specified Diaphragm, SS Seat (MPN D51331)
GRACO
GRACO Diaphragm Pump: Acetal Body, 1/2 in, NPT Connection, 15 gpm, Not Specified Diaphragm, SS Seat (MPN D51331)
GRACO Diaphragm Pump: Acetal Body, 1/4 in, NPT Connection, 5 gpm, Santoprene Diaphragm, Acetal Seat (MPN D11026)
GRACO
GRACO Diaphragm Pump: Acetal Body, 1/4 in, NPT Connection, 5 gpm, Santoprene Diaphragm, Acetal Seat (MPN D11026)
GRACO Diaphragm Pump: Acetal Body, 1/2 in, NPT Connection, 15 gpm, Buna-N Diaphragm, Buna-N Valve (MPN D51277)
GRACO
GRACO Diaphragm Pump: Acetal Body, 1/2 in, NPT Connection, 15 gpm, Buna-N Diaphragm, Buna-N Valve (MPN D51277)