CHESTERTON 412W 004105 Pump Packing

Chesterton 412W Multi-Purpose Pump Packing

Description

This is a 2 lb spool of Chesterton 412W, a high-quality, multi-purpose packing designed for a broad range of industrial applications. Its round braided synthetic yarn is impregnated with TFE and coated with a special break-in lubricant, ensuring reliable sealing and reduced shaft wear. This packing is ideal for use in rotary and reciprocating shafts, pumps, agitators, and mixers.

Specifications

• Manufacturer: Chesterton
• Style: 412W
• Item Number: 004105
• Size: 8mm (0.312 inch)
• Weight: 2 lb (approx. 0.9 kg)
• Material: Synthetic composite yarn with TFE lubricant
• Maximum Temperature: 260 deg C (500 deg F)

Label Info

• Model: 412W Pump Packing
• Part Number: 004105
• Lot Number: C130527473E

Application

Suitable for general service in a variety of industries, including chemical processing, pulp and paper, and water/wastewater treatment. It can be used on centrifugal pumps, rotary shafts, and agitators.

Country of Origin

Made in the USA.

CO2 Impact

By purchasing this surplus product, you contribute to a circular economy and help avoid 9.0 kg of CO2 emissions associated with the production of a new unit.

Availability

This item is in stock and ready for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.

FAQ

Question? What are the primary applications for Chesterton 412W packing?

Answer

Chesterton 412W is a multi-purpose packing designed for general service in a wide range of equipment. It is ideal for sealing centrifugal and rotary pumps, agitators, mixers, and other rotating shafts.

Question? What is the maximum operating temperature and pressure for this packing?

Answer

This packing is rated for continuous service up to 260 deg C (500 deg F). The pressure limits depend on the shaft speed, but it is suitable for moderate pressure applications. Always consult the manufacturer’s technical data sheet for specific pressure/velocity (PV) limits.

Question? Is any special break-in procedure required for the 412W packing?

Answer

Yes, a proper break-in procedure is crucial for optimal performance and longevity. The packing is coated with a break-in lubricant to assist this process. Generally, this involves tightening the gland nuts lightly and allowing for a generous leakage initially, then gradually tightening until leakage is reduced to an acceptable level to ensure lubrication and prevent overheating.

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Last Update: March 13, 2026