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Noshok 25-310-30-psi-CFF-BT4 1/4 NPT Back Conn 2.5 Brass Case Gauge, Chrome Front Flange, 0.4 mm Brass Threaded Orifice
Original price was: $136.82.$109.46Current price is: $109.46.
Noshok 25-310-30-psi-MIP-BT8 1/4 NPT Back Conn, 2.5 Brass Case Gauge, Glycerin Filled, Maximum Indicating Pointer, 0.8 mm Brass Threaded Orifice
Original price was: $144.33.$115.46Current price is: $115.46.
Noshok 25-310-30-psi-CFFN 1/4 NPT Back Conn 2.5 Brass Case Gauge, Glycerin Filled, Chrome Front Flange W/O HOLES
Original price was: $172.40.$129.30Current price is: $129.30.
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Noshok 25-310-30-psi-CFFN 1/4 NPT Back Conn 2.5 Brass Case Gauge, Glycerin Filled, Chrome Front Flange W/O HOLE
300 Series Brass Case Liquid Filled Pressure Gauges
Application Brochures
Water/Wastewater
Oil & GasIf you are viewing on a smaller screen or with screen zoom, please use the horizontal scroll bar at the bottom of this table to see all information.
| SERIES | SPECIFICATIONS | |
| Pressure ranges | 300 Series (all) | Vacuum and compound ranges through 0 psi to 15,000 psi |
| Accuracy | 25-300, 25-310 | ±1.6% full scale |
| 40-300, 40-310 | ±1% full scale | |
| Temperature ranges* | 300 Series (all) | Media -4 °F to 140 °F (-20 °C to 60 °C) Ambient 0 °F to 160 °F (-18 °C to 71 °C) Optional temperature ratings available from -40 °F to 212 °F (-40 °C to 100 °C) |
| Measuring element | 25-300, 25-310 (≤ 600 psi) |
Copper alloy “C” tube |
| 25-300, 25-310 (800 psi to 6,000 psi) |
Copper alloy coiled safety tube | |
| 25-300, 25-310 (7,500 psi to 15,000 psi) |
316 stainless steel coiled safety tube | |
| 40-300, 40-310 (≤ 1,000 psi) |
Copper alloy “C” tube | |
| 40-300, 40-310 (15,000 psi) |
316 stainless steel coiled safety tube | |
| Connection | 25-300, 25-310 | 1/4″ NPT die-cast brass with the case. 7/16″ – 20 SAE adjustable type straight thread with FKM O-ring is also available as a stock option on many ranges (-4 SAE). |
| 40-300, 40-310 | 1/4″ NPT die-cast brass with the case. 1/2″ NPT is available on certain 40-300 ranges as a stock option, and on all other 40-300 and 40-310’s as a non-stock option. | |
| Case | 300 Series (all) | Die cast brass (natural brass finish) with safety relief plug |
| Cover ring | 300 Series (all) | Polished brass |
| Lens | 300 Series (all) | Acrylic with o-ring seal |
| Pointer | 300 Series (all) | Balanced aluminum, black finish |
| Dial | 300 Series (all) | Aluminum, white background with black scale. UV resistant. |
| Movement | 300 Series (all) | Brass and nickel-silver with highly polished bearing surfaces |
| Fill liquid | 300 Series (all) | Glycerin |
* For every 18 °F (10 °C) shift in temperature from which the gauge is calibrated, the user can experience up to ±0.4% additional error.
Options & Accessories
Description
Noshok 25-310-30-psi-CFFN 1/4 NPT Back Conn 2.5 Brass Case Gauge, Glycerin Filled, Chrome Front Flange W/O HOLE
300 Series Brass Case Liquid Filled Pressure Gauges
Application Brochures
Water/Wastewater
Oil & GasIf you are viewing on a smaller screen or with screen zoom, please use the horizontal scroll bar at the bottom of this table to see all information.
| SERIES | SPECIFICATIONS | |
| Pressure ranges | 300 Series (all) | Vacuum and compound ranges through 0 psi to 15,000 psi |
| Accuracy | 25-300, 25-310 | ±1.6% full scale |
| 40-300, 40-310 | ±1% full scale | |
| Temperature ranges* | 300 Series (all) | Media -4 °F to 140 °F (-20 °C to 60 °C) Ambient 0 °F to 160 °F (-18 °C to 71 °C) Optional temperature ratings available from -40 °F to 212 °F (-40 °C to 100 °C) |
| Measuring element | 25-300, 25-310 (≤ 600 psi) |
Copper alloy “C” tube |
| 25-300, 25-310 (800 psi to 6,000 psi) |
Copper alloy coiled safety tube | |
| 25-300, 25-310 (7,500 psi to 15,000 psi) |
316 stainless steel coiled safety tube | |
| 40-300, 40-310 (≤ 1,000 psi) |
Copper alloy “C” tube | |
| 40-300, 40-310 (15,000 psi) |
316 stainless steel coiled safety tube | |
| Connection | 25-300, 25-310 | 1/4″ NPT die-cast brass with the case. 7/16″ – 20 SAE adjustable type straight thread with FKM O-ring is also available as a stock option on many ranges (-4 SAE). |
| 40-300, 40-310 | 1/4″ NPT die-cast brass with the case. 1/2″ NPT is available on certain 40-300 ranges as a stock option, and on all other 40-300 and 40-310’s as a non-stock option. | |
| Case | 300 Series (all) | Die cast brass (natural brass finish) with safety relief plug |
| Cover ring | 300 Series (all) | Polished brass |
| Lens | 300 Series (all) | Acrylic with o-ring seal |
| Pointer | 300 Series (all) | Balanced aluminum, black finish |
| Dial | 300 Series (all) | Aluminum, white background with black scale. UV resistant. |
| Movement | 300 Series (all) | Brass and nickel-silver with highly polished bearing surfaces |
| Fill liquid | 300 Series (all) | Glycerin |
* For every 18 °F (10 °C) shift in temperature from which the gauge is calibrated, the user can experience up to ±0.4% additional error.
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