Armstrong 4022 Inverted Bucket Steam Trap

Armstrong 4000 Series: inverted bucket steam trap from Armstrong International. See the manufacturer documentation linked below for specifications.

Part D519397 is the Armstrong 4022.

Model 4022 specifications

• Maximum Capacity: 1300 lb/hr (590 kg/hr)
• Maximum Allowable Pressure: 650 psig @ 600°F (45 bar @ 315°C)
• Maximum Allowable Temperature: 600°F (315°C)
• Body Material: ASTM A240 Grade 304L Stainless Steel
• Maximum Operating Pressure: 650 psig (45 bar)
• Connection Type: 4-Bolt, Screwed, Socketweld, Flanged
• Connection Size: 3/4″ (20 mm) 1″ (25 mm)

Manufacturer documentation: data sheet.