1. Hydraulics - Pneumatics
  2. Pipe, Tube and Fitting
  3. Pipe flange
  4. NEISCO FOR MODERN WATER SYSTEMS PRODUCTION

Pipe flange ST23 series
PVC-U

Pipe flange - ST23 series - NEISCO FOR MODERN WATER SYSTEMS PRODUCTION - PVC-U
Pipe flange - ST23 series - NEISCO FOR MODERN WATER SYSTEMS PRODUCTION - PVC-U
Pipe flange - ST23 series - NEISCO FOR MODERN WATER SYSTEMS PRODUCTION - PVC-U - image - 2
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Characteristics

Applications
for pipes
Material
PVC-U
Nominal diameter

Max.: 101.6 mm
(4 in)

Min.: 12.7 mm
(0.5 in)

Description

Short description
Stub flange (BS) in U-PVC for imperial plain piping systems, available in sizes 1/2″ to 4″.

Product information
  • Brand: U-PVC PRESSURE FITTINGS
  • Category: IMPERIAL PLAIN FITTINGS
  • SKU:

Summary
Model ST23 stub flange (BS) supplied in multiple imperial sizes and codes; suitable for U-PVC pressure pipe assemblies requiring an imperial plain fitting.

Datasheet (table)
Code | d | L | Z | S | E | E1 | Class | Gr | Pack | Box
ST23N0200 | 1/2″ | 16.5 | 3 | 6 | 27 | 34 | E | 10 | 550 | S
ST23N0250 | 3/4″ | 19.5 | 3 | 6 | 33 | 41 | E | 14 | 350 | S
ST23N0320 | 1″ | 22.5 | 3 | 6 | 41 | 50 | E | 23 | 200 | S
ST23N0400 | 1″1/4 | 26.6 | 3 | 8 | 50 | 61 | E | 48 | 250 | M
ST23N0500 | 1″1/2 | 30 | 3 | 8 | 61 | 73 | E | 68 | 180 | M
ST23N0630 | 2″ | 36 | 3 | 8 | 76 | 90 | E | 128 | 90 | M
ST23N0900 | 3″ | 50.5 | 5 | 10 | 108 | 125 | E | 272 | 70 | L
ST23N1100 | 4″ | 63 | 5 | 11 | 131 | 150 | E | 361 | 45 | L

Available datasheet PDFs
Multiple size-specific PDF datasheets are provided for ST23 variants: ST23N0200, ST23N0250, ST23N0320, ST23N0400, ST23N0500, ST23N0630, ST23N0900, ST23N1100.

Characteristics / technical specifications
  • Type: IMPERIAL PLAIN FITTINGS
  • Brand: U-PVC PRESSURE FITTINGS
  • Product name / model: ST23
  • Short description: Stub Flange BS
  • Available sizes / codes: ST23N0200, ST23N0250, ST23N0320, ST23N0400, ST23N0500, ST23N0630, ST23N0900, ST23N1100
  • Datasheet parameters included: d, L, Z, S, E, E1, Class, Gr, Pack, Box

Exhibitions

Meet this supplier at the following exhibition(s):

Eima International 2026
Eima International 2026

10-14 Nov 2026 Bologna (Italy) Hall 23 - Stand A/4

  • More information
    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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