1960s–70s General Filters 2A-710 Wool Felt Oil Filter Refills NOS Set of 2

Description Set of two General Filters Inc. Refill 2A-710 wool-felt oil filter cartridges, both new old stock in their original factory boxes. Approximate era 1960s–1970s based on packaging style, branding, and cross-reference list. These cartridges were made for residential and commercial oil-burner filter housings including General 2A-700 / 2A-700A and other compatible units shown on the box. Each box contains the full cartridge with center core and gasket. Stored parts-room fresh with normal age toning to the cardboard, but unused and complete. Boxes measure approx. 5” tall x 3.5” wide x 3.5” deep. Filters inside are clean and not previously installed. Ships USPS (preferred) or local pickup available. ⸻ Features • Approximate era: 1960s–1970s • Model: General Filters Refill 2A-710 • Includes 2 full cartridges + original gaskets • Wool felt “step-design” filtration media • Bonded metal center core • Compatible with: • General 2A-700 • General 2A-700A • Unifilter 99 • Autoflo F-400 • Sid Harvey XF-1 • Eddington S-252 • New old stock (never installed) • Original vintage packaging included ⸻ Condition • Filters unused, never installed • Boxes show light shelf wear, age spotting, and discoloration • Inside contents clean and complete • Gaskets still present • Sold as NOS, not tested ⸻ Historical Context General Filters (Novi, Michigan) produced this wool-felt style filter refill throughout the mid-20th century. The 2A-710 cartridge was widely used in home and commercial fuel-oil furnace systems and remained a common replacement part for decades. Today, boxed NOS examples mainly interest HVAC techs maintaining older burners, parts stock keepers, and collectors of oil-heat equipment.

• Brand: NOS
• Type: Oil Filter
• Manufacturer Part Number: 2A-710 cartridge