4"x11 BSP Go / No-Go Screw Ring Thread Gauge
Specification Product: 4" x 11 BSP Screw Ring Thread Gauges Size: 4" x 11 tpi BSPP British Standard Pipe Parallel Type: G4" Go / NoGo Ring Gauge Class A Fit Options: Go or No-Go Ring UKAS Calibration adds 7 days see options box Part Number ES-4064Visit the JLS Supplies Ltd website for more information on 4"x11 BSP Go / No-Go Screw Ring Thread Gauge