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  3. Nominal Bore

Nominal Bore

Stainless Steel Nominal Bore Pipework – 304 & 316 Systems

Integraflow supplies complete nominal bore stainless steel pipework systems in 304 and 316/L grades, including pipe, fittings, flanges, valves, and supports in welded, seamless, threaded, and socket weld configurations, ideal for corrosive, and industrial environments across food, pharmaceutical, chemical, and mechanical sectors.

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Nominal Bore

DN 3 (1/8" NB) NPT 150# ROUND CAP SS 316
Thread: 1/8" NPT Female
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Cap, Termination, Blanking Cap, Cap End
£ 6.09 6.09 GBP
DN 3 (1/8" NB) NPT 150# SQUARE HEAD PLUG SS 316
Thread: 1/8" NPT Male
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Male Plug, Termination, Blanking Plug, Stop end
£ 4.55 4.55 GBP
DN 3 (1/8" NB) SW 150# EQUAL FULL SOCKET SS 316
Connection: 1/8" SW (Socket Weld)
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316
£ 4.83 4.83 GBP
DN 3 (1/8" NB) SW 150# ROUND CAP SS 316
Thread: 1/8" SW (Socket Weld)
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, SW (Socket Weld), Weldable, Low Pressure, 150 psi

Alternative terminology:
SW Cap, Termination, Blanking Cap, Cap End
£ 5.11 5.11 GBP
DN 8 (1/4" NB) BSP 150# EQUAL FULL SOCKET SS 316
Thread: 1/4" BSP Female x Female
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316
£ 3.85 3.85 GBP
DN 8 (1/4" NB) BSP 150# HALF SOCKET SS 316
Thread: 1/4" BSP Female x Female
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316
£ 2.66 2.66 GBP
DN 8 (1/4" NB) BSP 150# HEX CAP SS 316
Thread: 1/4" BSPP Female
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Cap, Termination, Blanking Cap, Cap End
£ 3.50 3.5 GBP
DN 8 (1/4" NB) BSP 150# HEX HEAD PLUG SS 316
Thread: 1/4" BSPT Male
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Male Plug, Termination, Blanking Plug, Stop end
£ 4.69 4.69 GBP
DN 8 (1/4" NB) BSP 150# ROUND CAP SS 316
Thread: 1/4" BSPP Female
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Cap, Termination, Blanking Cap, Cap End
£ 3.22 3.22 GBP
DN 8 (1/4" NB) BSP 150# SQUARE HEAD PLUG SS 316
Thread: 1/4" BSPT Male
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Male Plug, Termination, Blanking Plug, Stop end
£ 4.69 4.69 GBP
DN 8 (1/4" NB) BSPP FEMALE 150# X 6.35MM HOSE TAIL SS 316
Thread: 1/4" BSPP Female
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Hose Tail, Hose Adaptor, Hose Connector, Barb, Hose Push in Fitting
£ 15.26 15.26 GBP
DN 8 (1/4" NB) BSPT MALE 150# X 6.35MM HOSE TAIL SS 316
Thread: 1/4" BSPT Male
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316

Standards: 
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Hose Tail, Hose Adaptor, Hose Connector, Barb, Hose Push in Fitting
£ 4.27 4.27 GBP
DN 8 (1/4" NB) NPT 150# EQUAL FULL SOCKET SS 316
Thread: 1/4" NPT Female x Female
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316
£ 7.49 7.49 GBP
DN 8 (1/4" NB) NPT 150# HALF SOCKET SS 316
Thread: 1/4" NPT Female x Female
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316
£ 5.18 5.18 GBP
DN 8 (1/4" NB) NPT 150# HEX CAP SS 316
Thread: 1/4" NPT Female
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Cap, Termination, Blanking Cap, Cap End
£ 5.18 5.18 GBP
DN 8 (1/4" NB) NPT 150# HEX HEAD PLUG SS 316
Thread: 1/4" NPT Male
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Male Plug, Termination, Blanking Plug, Stop end
£ 4.97 4.97 GBP
DN 8 (1/4" NB) NPT 150# ROUND CAP SS 316
Thread: 1/4" NPT Female
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Cap, Termination, Blanking Cap, Cap End
£ 3.99 3.99 GBP
DN 8 (1/4" NB) NPT 150# SQUARE HEAD PLUG SS 316
Thread: 1/4" NPT Male
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Male Plug, Termination, Blanking Plug, Stop end
£ 4.62 4.62 GBP
DN 8 (1/4" NB) SW 150# EQUAL FULL SOCKET SS 316
Connection: 1/4" SW (Socket Weld)
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316
£ 6.23 6.23 GBP
DN 8 (1/4" NB) SW 150# ROUND CAP SS 316
Thread: 1/4" SW (Socket Weld)
Suits an outside diameter (OD) of: 13.72mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, SW (Socket Weld), Weldable, Low Pressure, 150 psi

Alternative terminology:
SW Cap, Termination, Blanking Cap, Cap End
£ 5.11 5.11 GBP
DN 8 X 3 (1/4" X 1/8" NB) BSP 150# REDUCING HEX BUSH SS 316
Side One Thread: 1/4" BSPT Male
Suits an outside diameter (OD) of: 13.72mm
Side Two Thread: 1/8" BSPP Female
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316
£ 3.43 3.43 GBP
DN 8 X 3 (1/4" X 1/8" NB) BSP 150# REDUCING HEX NIPPLE SS 316
Side One Thread: 1/4" BSPT Male
Suits an outside diameter (OD) of: 13.72mm
Side Two Thread: 1/8" BSPT Male
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316
£ 3.99 3.99 GBP
DN 8 X 3 (1/4" X 1/8" NB) BSP 150# REDUCING SOCKET SS 316
Side One Thread: 1/4" BSP Female
Suits an outside diameter (OD) of: 13.72mm
Side Two Thread: 1/8" BSP Female
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316
£ 6.02 6.02 GBP
DN 8 X 3 (1/4" X 1/8" NB) NPT 150# REDUCING HEX BUSH SS 316
Side One Thread: 1/4" NPT Male
Suits an outside diameter (OD) of: 13.72mm
Side Two Thread: 1/8" NPT Female
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316
£ 4.48 4.48 GBP
DN 8 X 3 (1/4" X 1/8" NB) NPT 150# REDUCING HEX NIPPLE SS 316
Side One Thread: 1/4" NPT Male
Suits an outside diameter (OD) of: 13.72mm
Side Two Thread: 1/8" NPT Male
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316
£ 6.16 6.16 GBP
DN 8 X 3 (1/4" X 1/8" NB) NPT 150# REDUCING SOCKET SS 316
Side One Thread: 1/4" NPT Female
Suits an outside diameter (OD) of: 13.72mm
Side Two Thread: 1/8" NPT Female
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316
£ 5.25 5.25 GBP
DN 8 X 3 (1/4" X 1/8" NB) SW 150# REDUCING SOCKET SS 316
Side One Connection: 1/4" SW (Socket Weld)
Suits an outside diameter (OD) of: 13.72mm
Side Two Connection: 1/8" SW (Socket Weld)
Suits an outside diameter (OD) of: 10.29mm
Material: Stainless
Grade: 316
£ 6.72 6.72 GBP
DN10 (3/8" NB) BSP 150# (FXF) CONE SEAT UNION SS 316
Thread: 3/8" BSPP Female x Female
Suits an outside diameter (OD) of: 17.1mm
Material: Stainless
Grade: 316
£ 12.60 12.6 GBP
DN10 (3/8" NB) BSP 150# (FXF) ELBOW 45° SS 316
Thread: 3/8" BSPP Female x Female
Suits an outside diameter (OD) of: 17.15mm
Material: Stainless
Grade: 316
Elbow Angle: 45° (Degree)

Standards:
Nominal Bore, Threaded, Elbow, 45°, 45 Deg, Screwed, Low Pressure, 150 psi
£ 5.18 5.18 GBP
DN10 (3/8" NB) BSP 150# (FXF) ELBOW 90° SS 316
Thread: 3/8" BSPP Female x Female
Suits an outside diameter (OD) of: 17.15mm
Material: Stainless
Grade: 316
Elbow Angle: 90° (Degree)

Standards:
Nominal Bore, Threaded, Elbow, 90°, 90 Deg, Screwed, Low Pressure, 150 psi
£ 5.32 5.32 GBP
DN10 (3/8" NB) BSP 150# (MXF) CONE SEAT UNION SS 316
Thread: 3/8" BSPP Male x Female
Suits an outside diameter (OD) of: 17.1mm
Material: Stainless
Grade: 316

Alternative terminology:
Male x Female, MF, MXF, Union, Threaded, Screwed, Street Union
£ 13.65 13.65 GBP
DN10 (3/8" NB) BSP 150# (MXF) ELBOW 90° SS 316
Side One Thread: 3/8" BSPT Male
Side Two Thread: 3/8" BSPP Female
Both Sides Suit an outside diameter (OD) of: 17.15mm
Male x Female Elbow, Also known as a 'Street Elbow '
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi
£ 5.46 5.46 GBP
DN10 (3/8" NB) BSP 150# BARREL NIPPLE SS 316
Thread: 3/8" BSPT Male x Male
Suits an outside diameter (OD) of: 17.15mm
Material: Stainless
Grade: 316
£ 3.99 3.99 GBP
DN10 (3/8" NB) BSP 150# EQUAL FULL SOCKET SS 316
Thread: 3/8" BSP Female x Female
Suits an outside diameter (OD) of: 17.15mm
Material: Stainless
Grade: 316
£ 5.74 5.74 GBP
DN10 (3/8" NB) BSP 150# EQUAL TEE SS 316
Thread: 3/8" BSPP Female x Female x Female
Suits an outside diameter of 17.1mm

Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Equal, Tee, Tee Piece, Screwed, Low Pressure, 150 psi
£ 6.37 6.37 GBP
DN10 (3/8" NB) BSP 150# HALF SOCKET SS 316
Thread: 3/8" BSP Female x Female
Suits an outside diameter (OD) of: 17.15mm
Material: Stainless
Grade: 316
£ 2.80 2.8 GBP
DN10 (3/8" NB) BSP 150# HEX CAP SS 316
Thread: 3/8" BSPP Female
Suits an outside diameter (OD) of: 17.15mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Cap, Termination, Blanking Cap, Cap End
£ 3.99 3.99 GBP
DN10 (3/8" NB) BSP 150# HEX HEAD PLUG SS 316
Thread: 3/8" BSPT Male
Suits an outside diameter (OD) of: 17.15mm
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Male Plug, Termination, Blanking Plug, Stop end
£ 5.32 5.32 GBP
DN10 (3/8" NB) BSP 150# HEX NIPPLE SS 316
Thread: 3/8" BSPT Male x Male
Suits an outside diameter (OD) of: 17.15mm
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi
£ 3.15 3.15 GBP
DN10 (3/8" NB) BSP 150# ROUND CAP SS 316
Thread: 3/8" BSPP Female
Suits an outside diameter (OD) of: 17.15mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Cap, Termination, Blanking Cap, Cap End
£ 3.43 3.43 GBP