Ashcroft Type 330 Diaphragm Seal
Starting at $167.29

Not in stock. Usually ships in 3-4 weeks [?]

Need Help? Call 1-800-884-4967
Mo-Th 8am to 5:30pm. Fr 8am to 5pm ET

In a rush? Ashcroft Gold Service guarantees shipment within 3 to 5 days. Call us now at 1-800-884-4967 for additional information.

Features

  • All welded metal construction
  • Flush design eliminates pockets
  • Easy to clean diaphragm area
  • Provided with a 1in MNPT process connection
  • Compact size to fit space-restricted areas
  • No gaskets or bolts
  • For use on pressure gauges ≤3.5in from 60 to 3000 psi
  • 316L stainless steel top housing & diaphragm material
  • 1⁄4 & 1⁄2 NPT instrument connection
  • glycerin, silicone, halocarbon, syltherm filling fluid

This product is an accessory for the following products:

Ashcroft 1009 Analog Pressure Gauges
Stainless steel analog pressure gauge for pressures up to 30,000 psi with ±1% full scale accuracy
$58.87
$44.15
In Stock
Ashcroft 1036 In-Line Sanitary Gauge
Designed specifically for the pharmaceutical, biotechnology & food processing markets
$370.82
Ashcroft 1082 Test Gauge
Test gauge with externally adjustable dial
$305.20
Ashcroft 1109 Pressure Gauge
Solid front case design with full blowout back
$274.22
Ashcroft 1125 / 1125A Differential Pressure Gauges
4.5 and 6 inch dial sizes, bronze Bourdon tube & socket
$982.14
Ashcroft 1127 / 1128 Differential Pressure Gauges
316 stainless steel wetted parts, 4.5 or 6 inch dial sizes
$1,062.46
Ashcroft 1130 Series Differential Pressure Gauges
Analog differential pressure gauges constructed with a stainless steel case with a choice of aluminum, brass, or stainless steel body
$148.21
Ashcroft 1180 Series Analog Low Pressure Gauge
Bellows gauge for low pressure applications available in 4.5 and 6in dial sizes
$450.91
Ashcroft 1259 Analog Pressure Gauges
Analog process gauge features 0.5% accuracy & ranges up to 20,000 psi
$141.12
Ashcroft 1279 Duragauge Pressure Gauge
Available with PLUS! Performance, pressure ranges from VAC to 30,000psi, 4.5in dial, phenolic case and blow-out back for safety
$125.06
$93.80
In Stock
Ashcroft 1377 Duragauge Pressure Gauge
Duragauge pressure gauge designed for flush mounting
$183.58
In Stock
Ashcroft 1379 Duragauge Pressure Gauge
Duragauge pressure gauge with solid-front aluminum case
$177.84
In Stock
Ashcroft 1490 Analog Low Pressure Gauge
Analog pressure gauge with diaphragm sensing element for pressures below 15 psi
$48.18
Ashcroft 2030 Series Digital Sanitary Gauge
One multi-function gauge that acts as a mechanical pressure gauge, transducer & switch
$832.99
Ashcroft 2074, 2174, and 2274 Digital Industrial Gauges
Multi-functional digital gauge with optional 4-20mA output and 1 or 2 SPDT switches
$412.54
Ashcroft 2462 Duragauge Pressure Gauge
General purpose gauge with 4.5in dial that looks like a 6in dial when viewed from the front
$152.60
Ashcroft 5503 Differential Pressure Gauge
1450 psi static pressure standard with optional static pressure to 3625 psi
$3,144.92
Ashcroft 5509 Differential Pressure Gauge
±2.5% full scale accuracy with 316 stainless steel wetted parts
$1,936.75
Ashcroft A2 Heavy Industrial Pressure Transmitter
Pressure transmitter with up to 0.25% accuracy designed for heavy industrial applications
$427.81
In Stock
Ashcroft A2X Explosion/Flame Proof Pressure Transmitter
Pressure transmitter designed for areas requiring explosion/flame proof approvals
$576.49
In Stock
Ashcroft A4 Intrinsically Safe / Non-Incendive Pressure Transmitter
Pressure transmitter designed for areas requiring intrinsically safe and non-incendive approvals
$472.24
Ashcroft A4A Precision Dial Pressure Gauge
Ranges from 15 to 100,000 psi and ±0.1% full-scale accuracy
$1,764.40
Ashcroft CXLdp Series Differential Pressure Transmitters
Low-pressure transmitters capable of DIN rail or standard panel mounting
$197.01
In Stock
Ashcroft DG25 Digital Pressure Gauge
0.5% accuracy, bar graph display, vacuum & compound ranges from -14.7 to 25,000 psi
$296.88
Ashcroft DXLdp Series Differential Pressure Transmitters
Low-pressure transmitters capable of DIN rail or standard panel mounting
$426.64
Ashcroft GC51 Rangeable Pressure Transmitter
Up to 8 times smaller than a conventional process transmitter with NEMA 4X IP65 aluminum housing
$682.67
In Stock
Ashcroft GC52 Differential Pressure Transmitter
Rangeable wet/wet transmitter for unidirectional & bidirectional pressure measurement
$1,026.89
Ashcroft GC55 Wet/Wet Differential Pressure Transducer
Two-sensor design well suited for high differential pressure ranges
$567.94
Ashcroft IXLdp Series Differential Pressure Transmitters
Ultra-low differential pressure transmitter with 0.25% accuracy & high overpressure protection
$669.95
Ashcroft K1 Industrial Pressure Transducer
Versatile pressure transducer with polysilicon thin film technology & pressure ranges from vacuum to 20,000 psi
$363.23
Ashcroft Type 1032 Sanitary Pressure Gauge
Sanitary pressure gauges that can be autoclaved or sterilized in place to temperatures of 300°F
$344.19
Ashcroft Type 1084 Pocket Test Gauge
Stainless steel 3in pocket test gauge with ±0.5% accuracy
$184.72
Ashcroft XLdp Series Differential Pressure Transmitters
Ultra-low differential pressure transmitter with 0.25% accuracy, high overpressure protection & NEMA 2 stainless steel construction
$469.31
Ashcroft D1005PS Digital Gauge
General purpose digital gauge ±0.5% full scale accuracy
RETIRED

The Ashcroft Type 330 mini diaphragm seal has an all welded metal construction and prevents process media leakage. It's flush design eliminates pockets that could cause clogging or build-up of process media. The diaphragm area is easy to clean, and the unit is provided with a 1 inch MNPT process connection. The compact size allows it fit into space restricted areas. The Type 330 is for use on pressure gauges up to 3.5 inches from 60 to 3000 psi.