Blackmer XS4-N 4″ Sliding Vane Pump w/ Teflon Mechanical Seal Industrial Pump

Product Specifications

Blackmer’s historical XS4/XS4-N parts documentation confirms the standard mechanical seal uses a cast-iron stationary seat, Buna-N O-ring, carbon seal face and Teflon seal ring. The pump uses two complete mechanical seal assemblies.

Key Features

• Genuine Blackmer XS4-N
• Heavy-duty 4-inch sliding vane pump
• Positive-displacement pumping principle
• Teflon/PTFE seal-ring configuration
• Carbon mechanical seal face
• Designed for industrial liquid-transfer service
• Sliding-vane design provides efficient product transfer
• Suitable for applications requiring dependable transfer and unloading
• Serviceable industrial pump construction
• Pump-only configuration; motor/drive assembly is not included unless pictured or specifically stated

Applications

The XS4-N is suited to compatible industrial liquid-transfer systems, including:

• Bulk liquid transfer
• Tank loading and unloading
• Terminal and plant transfer systems
• Truck or stationary pumping installations
• Petroleum/product transfer where materials are compatible
• Solvent and compatible chemical transfer
• Industrial process-liquid handling
• Storage-tank circulation and transfer

Always verify the pumped liquid’s compatibility with the pump body, carbon face, Buna-N components and PTFE/Teflon sealing materials before installation.

Complete eBay Description

BLACKMER XS4-N 4″ INDUSTRIAL SLIDING VANE PUMP WITH TEFLON SEAL

Offered is a Blackmer XS4-N 4-inch positive-displacement sliding vane pump designed for demanding industrial liquid-transfer applications.

The XS4-N belongs to Blackmer’s heavy-duty sliding-vane pump family and is intended for installations requiring reliable product transfer, loading, unloading and circulation. Its sliding-vane pumping principle provides positive displacement for efficient liquid movement.

This unit is identified as a Teflon-seal configuration. Blackmer’s documentation for the XS4/XS4-N lists the standard mechanical seal as incorporating a cast-iron stationary seat, Buna-N O-ring, carbon seal face and Teflon/PTFE rotating seal ring.

PRODUCT HIGHLIGHTS:

• Brand: Blackmer
• Model: XS4-N
• 4″ nominal pump size
• Positive-displacement sliding vane design
• Teflon/PTFE seal ring
• Carbon mechanical seal face
• Heavy-duty industrial construction
• Designed for bulk liquid-transfer applications
• Suitable for stationary or equipment-mounted pumping systems
• Pump only unless otherwise shown

TYPICAL USES:

Bulk liquid transfer, tank loading/unloading, industrial processing, terminal operations, storage facilities and other compatible fluid-handling systems.

IMPORTANT: Exact port configuration, rotation, relief-valve arrangement, internal materials and current condition should be confirmed from the actual pump nameplate and photographs before purchase. Compatibility with the intended liquid should also be verified before installation.

Product details

Part / SKU	XS4-N

Package includes

• Blackmer XS4-N 4" Sliding Vane Pump w/ Teflon Mechanical Seal Industrial Pump

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.