Stainless Steel Swagelok Tube Fitting, Male Connector, 1/4 in. Tube OD x 1/4 in. Male NPT | Male Connectors | Tube Fittings and Adapters | Fittings | All Products | Swagelok
Female Flare End Caps Plug Tube Nut Hexagon Head Port Blanking Plugs Cap Lock Hose Connector Fitting PQY BL01 AN6 AN8 AN10 2.5 To 3.5 Adapter Female From Guolipanqingyun1, $1.19 | DHgate.Com
Metal Mini Air Pneumatic Pipe Fitting Brass Straight Elbow Tee Tube Internal thread M3 M5 1/8" OD Plug Adapter Quick Connector - AliExpress
Tube Fittings and Adapters | Fittings | All Products | Swagelok
Air Hose Fittings Male Thread Plug Adapter NPT Pneumatic Connector Quick Release Fitting Air Compressor Accessories - AliExpress
1/8'' 1/4'' 3/8'' 1/2'' Male-4 6 8 10 12mm Straight Push in Fitting Pneumatic Push to Connect Air Adapter Plug Socket Connector (Color : PC 6-03) - Amazon.com
Quick Coupler M10x1 Male Plug 8MM Filling Head Stainless Steel Air Refilling Adapter Fittings without one way foster 2pcs/set - AliExpress
Reusable Fitting, Quick Coupler 1/4" G Male x 5/16" Hose ID Air Hose Plugs 2pcs - Walmart.com
Halex 1/2 in. Electrical Metallic Tube (EMT) Rain Tight Connector (5-Pack) 26250 - The Home Depot
Hex Counter Sunk Plug,Air Pipe Fitting 1/8" G Male Pipe Adapter 10pcs - Silver Tone - 1/8" G 5pcs - Bed Bath & Beyond - 27582554
PATIKIL G1 Male Thread Hex Head Pipe Plug, 2 Pack Aluminum Nut Cap Socket Hose Fitting Adapter Connector for Water Fuel Gas Tube, Silver - Amazon.com
Choose right pneumatic air fittings - untapped tips
Pneumatic fitting straight 1/4 in. tube press-in 1/4 in. NPT male - AndyMark, Inc
Reusable Fitting, Quick Coupler 1/4" G Male x 9/32" Hose ID Air Hose Plug - 1/4" G x 8mm - Bed Bath & Beyond - 28847668
Amazon.com: ZZSRJ 1/4" 3/8" 1/2" BSP X 6/8/10mm Hose Barb Pneumatic Fitting Air Line Quick Connector Coupler Adapter Air Compressor (Color : PM01-DN8) : Industrial & Scientific