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973 Steel Inverted Bucket Steam Trap

The Armstrong 973 Steel Inverted Bucket Steam Trap is engineered for reliable performance in industrial steam and HVAC systems. Built with a ASTM A105 Forged Steel body, this inverted bucket steam trap delivers efficient operation and long service life.

Key Features

  • Free-floating stainless steel inverted bucket mechanism
  • Continuous air venting at steam temperature
  • Self-cleaning discharge orifice at top of trap
  • Field-repairable internals
  • Resistant to water hammer
  • ASTM A105 Forged Steel body construction

Applications

Designed for commercial and industrial steam systems where reliable inverted bucket condensate removal is essential.

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4,961.82

  • Brand
  • Connection Type
  • Connection Size
  • Maximum Operating Pressure (PSI)
  • Orifice Size (In.)
  • Body Material
  • Mounting
  • Steam Trap Type
  • Series
Terms and Conditions
30-day money-back guarantee
Shipping: 2-3 Business Days
Connection Type Screwed NPT, 600RF, 300RF, 150RF, Socketweld SW, 150# Flanged, 600# Flanged, Socketweld, 300# Flanged
Connection Size 1/2″ (15 mm), 3/4″ (20 mm), 1″ (25 mm), 3/4″, 1″
Body Material ASTM A216 WCB Carbon Steel
Maximum Operating Pressure (PSI) 15, 30, 50, 60, 80, 125, 180, 200, 250, 450, 600
Orifice Size (In.) 1/4", 3/16", 5/32", 1/8", 5/16", 1/2", 3/8", 7/32", 9/32"
Series 800 Series, 970 Series
Brand Armstrong International
Mounting Side Inlet-Side Outlet
Steam Trap Type Inverted Bucket
Brand: Armstrong International
Body Material: ASTM A216 WCB Carbon Steel
Mounting: Side Inlet-Side Outlet
Steam Trap Type: Inverted Bucket