310 ASHCROFT | Alldatasheet

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Technical content

Allspecificatio ns are subject to change wit hout notice. All sales subj ect to standa rd terms and conditions. ©2021 Ashcroft Inc. 310-315_seal_ds_RevD_07-15-21 ashcroft.com info@ashcroft.com 1.800.328.8258 Data Sheet 310, 315 All-Welded “Mini” Diaphragm Seal of 3

FEATURES

A vailable with 1⁄8 NPT flushing connection Designed for use with transducers and 31/2˝ or smaller gauges TYPICAL USES Oil and gas Chemical pr ocesses Pr ocess equipment 310 Threaded Seal SPECIFICATIONS Connection Style: 310: All-welded 315: All-welded with flushing connection Process Connection Size: 310: 1/8 to 1 NPT Male, 1/4 or 1/2 NPT Female 315: 1/4 or 1/2 NPT Female Instrument Connection Size: 1/8 or 1/4 NPT Female Pressure Rating (MAWP): 2,500 psi Added Tolerance: ±0.5% typical Wetted Components: Diaphragm & bottom housing Non-Wetted Components: Top housing: 316L SS KEY BENEFITS

  • Protects instrumentation in tight spaces Eliminates potential leak path with all-welded construction Low fill volume reduces temperature effects on instrument accurac y WETTED COMPONENTS Diaphragm Material Bottom Housing Material See ordering code on page 2 See ordering code on page 2 NON-WETTED COMPONENTS Top Housing 316L SS

Allspecificatio ns are subject to change wit hout notice. All sales subj ect to standa rd terms and conditions. ©2021 Ashcroft Inc. 310-315_seal_ds_RevD_07-15-21 ashcroft.com info@ashcroft.com 1.800.328.8258 Data Sheet 310, 315 All-Welded “Mini” Diaphragm Seal of 3 Filling Fluid Table Fill Service Connection to Instrument Temperature Range °F Code Glycerin Pressure Direct Only 0/400 CG Silicone Pressure/Vacuum Direct or Flexible Line –40/500 CK Halocarbon® Pressure/Vacuum in presence Direct or Flexible Line –70/300 CF of strong oxidizing agent Syltherm® Pressure Direct or Flexible Line –40/750 HA ORDERING CODE Example: 01 310 S S 01T XCK NH Process Connection Size 01 - 1⁄8 NPT Male, (available with 310 only) 01 02 - ¼ NPT Male, (available with 310 only) 04 - NPT Male, (available with 310 only) 06 - 3/4 NPT Male, (available with 310 only) 08 - 1 NPT Male, (available with 310 only) 25 - ¼ NPT Female 50 - NPT Female Seal Type 310 - All-welded Mini seal no flushing port 310 315 - All-welded Mini seal with flushing port connection Diaphragm Material S - 316L SS S H - Hastelloy ® C-276 U - Tantalum P - Monel ® (Must be ordered with Monel ® bottom housing) Bottom Housing Material S - 316L SS S H - Hastelloy ® C-276 M - Monel® G - Hastelloy ® B-2 Instrument Connection Size 01T - 1⁄8 NPT Female 01T 02T - ¼ NPT Female Options (if choosing an option(s) must include an “X”) X__ Filling Fluid CG - Glycerin CK - Silicon 50cST CK CF - Halocarbon See Filling Fluid Table Below Optional Features PU - Pipe Plug for flushing connection (Must match bottom housing material; 315 seal only) NH - SS instrument tag NH NN - Paper instrument tag DU - Instrument welded to seal MQ - Positive material identification W1 - Dye penetrant testing 6B - Cleaned for oxygen service When selecting an instrument, refer to the Min/Max Guide for compatibility with this diaphragm seal or scan the QR code to the right.

Allspecificatio ns are subject to change wit hout notice. All sales subj ect to standa rd terms and conditions. ©2021 Ashcroft Inc. 310-315_seal_ds_RevD_07-15-21 ashcroft.com info@ashcroft.com 1.800.328.8258 Data Sheet 310, 315 All-Welded “Mini” Diaphragm Seal of 3 A B C 310 mini-seal – Threaded 1/4, 1/2, 3/4, NPT A B C in mm in mm in mm Type 310 1.75 [38] .81 [30] 1.34 [34] Type 315 1.73 [44] 2.25 [57.2] 1.34 [34] 315 mini-seal – Threaded 1/4, 1/2, 3/4, NPT Flushing connection ¼ or ½ NPT A B C AISI 316L DIMENSIONS in [ ] are millimeters Dra wings are for reference only, consult Ashcroft for specific dimensional drawings.