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

LIQUIDYNAMICS INC. Air Drum Pump: 5:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity - Standard Dispensing Piston Drum Pumps
LIQUIDYNAMICS INC.Standard Dispensing Piston Drum Pumps

LIQUIDYNAMICS INC. Air Drum Pump: 5:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity

The LIQUIDYNAMICS INC. Standard Dispensing Piston Drum Pump (SKU 3G-OTH-89591, MPN 21100-S8) is an air-operated drum pump with a 5:1 ratio, a maximum flow rate of 4 gpm, and a maximum viscosity of 14,000 cps. It…

SKU 3G-OTH-89591

Also listed as: 21100S8 · 21100 S8

Brand
LIQUIDYNAMICS INC.
Item
Air Drum Pump: 5:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity
Category
Standard Dispensing Piston Drum 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

LIQUIDYNAMICS INC.
Manufacturer Part Number
21100-S8
Type
14,000 cps Max. Viscosity, Steel
Air Drum Pump
5:1
Max. Flow Rate
4 gpm
Suction Tube Material
Steel

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

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

Product Description

The LIQUIDYNAMICS INC. Standard Dispensing Piston Drum Pump (SKU 3G-OTH-89591, MPN 21100-S8) is an air-operated drum pump with a 5:1 ratio, a maximum flow rate of 4 gpm, and a maximum viscosity of 14,000 cps. It features a steel suction tube.

Frequently Asked Questions

What is a LIQUIDYNAMICS INC. air drum pump used for?

This 5:1 ratio air drum pump is used for transferring medium-viscosity fluids up to 14,000 cps in industrial settings. It is suitable for dispensing lubricants, adhesives, and similar non-corrosive materials from standard drums, with a maximum flow rate of 4 gpm.

What are the specifications of the LIQUIDYNAMICS INC. 21100-S8 drum pump?

The LIQUIDYNAMICS INC. 21100-S8 is a 5:1 ratio air-operated piston drum pump with a maximum flow rate of 4 gpm and a maximum viscosity of 14,000 cps. It features a steel suction tube and is designed for standard dispensing applications.

Where to buy a LIQUIDYNAMICS INC. 21100-S8 drum pump worldwide?

3G Electric supplies the LIQUIDYNAMICS INC. 21100-S8 air drum pump to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this model.

How to select the right air drum pump for high-viscosity fluids?

For fluids up to 14,000 cps, choose a pump with a sufficient ratio and flow rate. The LIQUIDYNAMICS INC. 5:1 model with a steel suction tube is suitable for medium-viscosity materials. Ensure the pump material is compatible with your fluid and that the air supply meets the pump's pressure requirements.

Used in

Common applications for LIQUIDYNAMICS INC.
Fleet maintenance — Liquidynamics electric drum pump (MPN DT15H20XAPXXRSV) for DEF dispensing from 55-gallon drums
Industrial fluid transfer — Liquidynamics air-operated piston pump (MPN 21100-S7) for high-viscosity lubricants
Tote-based DEF dispensing — Liquidynamics tote-mount system (MPN 970027-02AG) with digital meter for 330-gallon containers
Mobile DEF refueling — Liquidynamics 12 V DC drum pump (MPN 33115-S2AG) for service trucks
Replacement parts — Liquidynamics HDPE suction tube (MPN 195206-46) for DEF pump maintenance
Filter replacement — Liquidynamics fuel filter kit (MPN 70170) for DEF dispensing system upkeep

LIQUIDYNAMICS INC. Products

3G Electric supplies LIQUIDYNAMICS INC. standard dispensing piston drum 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
LIQUIDYNAMICS INC. Air Drum Pump Kit: 60:1, 48 oz/min Max. Flow Rate, 150°F Max. Fluid Temp., Steel (MPN 13051T-S4H)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump Kit: 60:1, 48 oz/min Max. Flow Rate, 150°F Max. Fluid Temp., Steel (MPN 13051T-S4H)
LIQUIDYNAMICS INC. Air Drum Pump: Cart, 5:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity (MPN 21094-S32)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: Cart, 5:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity (MPN 21094-S32)
LIQUIDYNAMICS INC. Air Drum Pump: Cart, 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity (MPN 20094-S31)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: Cart, 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity (MPN 20094-S31)
LIQUIDYNAMICS INC. Air Drum Pump: Cart, 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Tank (MPN M9P20R25ENRM)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: Cart, 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Tank (MPN M9P20R25ENRM)

More from LIQUIDYNAMICS INC.

View all LIQUIDYNAMICS INC. parts
LIQUIDYNAMICS INC. Air Drum Pump: 1:1, 4 gpm Max. Flow Rate, 9,000 cps Max. Viscosity, Steel (MPN 32099-S6)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: 1:1, 4 gpm Max. Flow Rate, 9,000 cps Max. Viscosity, Steel (MPN 32099-S6)
LIQUIDYNAMICS INC. Air Drum Pump: 5:1, 4.6 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN 970011-30)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: 5:1, 4.6 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN 970011-30)
LIQUIDYNAMICS INC. Air Drum Pump: 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN TOB27R50ENQRAFR2)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN TOB27R50ENQRAFR2)
LIQUIDYNAMICS INC. Air Drum Pump: 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN TOA27R50ENQRAFR2)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN TOA27R50ENQRAFR2)
LIQUIDYNAMICS INC. Air Drum Pump: 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN TOA22R25ENQRAFR2)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN TOA22R25ENQRAFR2)
LIQUIDYNAMICS INC. Air Drum Pump: 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN TOB22R25ENQRAFR2)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: 3:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN TOB22R25ENQRAFR2)
LIQUIDYNAMICS INC. Air Drum Pump: Stub Pump, 5:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity (MPN 21100T-S2)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: Stub Pump, 5:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity (MPN 21100T-S2)
LIQUIDYNAMICS INC. Air Drum Pump: 5:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN 21100-S7)
LIQUIDYNAMICS INC.
LIQUIDYNAMICS INC. Air Drum Pump: 5:1, 4 gpm Max. Flow Rate, 14,000 cps Max. Viscosity, Steel (MPN 21100-S7)