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Steel Machined NPT Flanged Weld Bung

Steel Machined NPT Flanged Weld Bung

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SKU:22012

Regular price $10.40
Regular price Sale price $10.40
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NPT SIZE

Steel Machined NPT Flanged Weld Bung

USA-made CNC-machined NPT flanged weld bungs from 1018 steel bar. Sizes 1/8"–2" NPT. For fuel, hydraulic, and water tanks where higher precision is needed.

  • Made in USA (in-house)
  • Thread profile per ASME B1.20.1
  • Quality-checked with L1 thread gauge
  • Not replaced after welding

NPT sizes refer to the pipe that threads into the fitting. Threads have a 1.8° taper — male fittings typically tighten 1 turn or less past hand-tight. Use appropriate thread sealant.

Machined NPT flanged weld bung dimension diagram (A OD, B shoulder, C height, D overall)

SKU NPT (A) Max OD (B) Shoulder (C) Height (D) Overall Hole Cut
22012 1/8" 1.490" .875" 0.246" 0.406" .875–1.0"
22013 1/4" 1.490" .875" .246" .406" .875–1.0"
22014 3/8" 1.490" 1.190" .309" .469" 1.190–1.25"
22015 1/2" 1.490" 1.190" .309" .469" 1.19–1.25"
22016 3/4" 1.749" 1.312" .340" .500" 1.312–1.375"
22017 1" 2.490" 1.688" .360" .500" 1.68–1.75"
22018 1.25" 2.490" 1.938" .403" .563" 1.93–2.0"
22019 1.5" 2.990" 2.250" .418" .578" 2.25–2.375"
22020 2" 3.490" 2.625" .434" .594" 2.62–2.75"
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Variant Variant total Quantity Price Variant total
1/8" NPT #2201222012
1/8" NPT #2201222012
$10.40/ea
$0.00
$10.40/ea $0.00
1/4" NPT #2201322013
1/4" NPT #2201322013
$10.40/ea
$0.00
$10.40/ea $0.00
3/8" NPT #2201422014
3/8" NPT #2201422014
$10.40/ea
$0.00
$10.40/ea $0.00
1/2" NPT #2201522015
1/2" NPT #2201522015
$10.40/ea
$0.00
$10.40/ea $0.00
3/4" NPT #2201622016
3/4" NPT #2201622016
$13.20/ea
$0.00
Sold out
$13.20/ea $0.00
1.0" NPT #2201722017
1.0" NPT #2201722017
$13.20/ea
$0.00
$13.20/ea $0.00
1.25" NPT #2201822018
1.25" NPT #2201822018
$13.20/ea
$0.00
$13.20/ea $0.00
1.5" NPT #2201922019
1.5" NPT #2201922019
$15.80/ea
$0.00
$15.80/ea $0.00
2.0" NPT #2202022020
2.0" NPT #2202022020
$20.00/ea
$0.00
$20.00/ea $0.00

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