Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 100 psi, 1259/311-312, 4 1/2 in Dial - Dial Pressure Gauges with Nickel Alloy C-276 Mini-Seal
ASHCROFTDial Pressure Gauges with Nickel Alloy C-276 Mini-Seal

ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 100 psi, 1259/311-312, 4 1/2 in Dial

The ASHCROFT Pressure Gauge with Diaphragm Seal is a dial pressure gauge featuring a Nickel Alloy C-276 Mini-Seal, with a 0 psi to 100 psi range and a 4 1/2 in dial. It has an accuracy of ±1.00%, a Halocarbon seal…

SKU 3G-OTH-175618

Brand
ASHCROFT
Item
Pressure Gauge with Diaphragm Seal: 0 psi to 100 psi, 1259/311-312, 4 1/2 in Dial
Category
Dial Pressure Gauges with Nickel Alloy C-276 Mini-Seal
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

ASHCROFT
Manufacturer Part Number
451259SD04L/50312HH04TXCF100#
Type
1259/311-312, Bottom
Dial
4 1/2 in
Accuracy
±1.00%
Seal Fill Liquid
Halocarbon
Gauge Case Liquid
None
Gauge Wetted Parts
Stainless Steel
Seal Lower Housing Material
Hastelloy C-276
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

ASHCROFT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ASHCROFT Pressure Gauge with Diaphragm Seal is a dial pressure gauge featuring a Nickel Alloy C-276 Mini-Seal, with a 0 psi to 100 psi range and a 4 1/2 in dial. It has an accuracy of ±1.00%, a Halocarbon seal fill liquid, and a Hastelloy C-276 seal lower housing material. The gauge wetted parts are stainless steel, and the gauge case liquid is none.

Frequently Asked Questions

What is the ASHCROFT Pressure Gauge with Diaphragm Seal used for?

This ASHCROFT dial pressure gauge with a Nickel Alloy C-276 Mini-Seal is used for measuring pressure in corrosive or high-purity processes. The Hastelloy C-276 lower housing and Halocarbon fill make it suitable for chemical, petrochemical, and pharmaceutical applications where media compatibility is critical.

What are the specifications of the ASHCROFT 451259SD04L/50312HH04TXCF100#?

This ASHCROFT gauge has a 0 psi to 100 psi range, a 4 1/2 in dial, bottom connection, and ±1.00% accuracy. It features a Hastelloy C-276 seal lower housing, Halocarbon seal fill, stainless steel wetted parts, and no gauge case liquid. The model is 1259/311-312.

Where to buy the ASHCROFT Pressure Gauge with Diaphragm Seal worldwide?

3G Electric supplies the ASHCROFT Pressure Gauge with Diaphragm Seal worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this model.

How to select a diaphragm seal pressure gauge for corrosive media?

For corrosive media, select a gauge with wetted parts compatible with the process fluid. This ASHCROFT model uses Hastelloy C-276 for the seal lower housing and Halocarbon fill, offering excellent resistance. Ensure the pressure range and accuracy meet your system requirements.

Used in

Common applications for ASHCROFT
Process control in chemical plants — ASHCROFT G2 series pressure transmitters with 4-20 mA output
Sanitary monitoring in food processing — ASHCROFT sanitary pressure transmitters with stainless steel fittings
Temperature measurement in oil and gas — ASHCROFT flanged thermowells rated to 1,000°F
Hydraulic system pressure monitoring — ASHCROFT G2 series transmitters with 1-5 V DC output
Hazardous location pressure sensing — ASHCROFT A2X explosion-proof transmitters with conduit connection
Steam system temperature protection — ASHCROFT threaded thermowells rated to 7,000 psi

ASHCROFT Products

3G Electric supplies ASHCROFT dial pressure gauges with nickel alloy c-276 mini-seal. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 100 psi, 1259/311-312, 4 1/2 in Dial, Glycerin (MPN 451259SD04L/50312SS04TXCG100#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 100 psi, 1259/311-312, 4 1/2 in Dial, Glycerin (MPN 451259SD04L/50312SS04TXCG100#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 200 psi, 1259/311-312, 4 1/2 in Dial, Glycerin (MPN 451259SD04L/50312SS04TXCG200#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 200 psi, 1259/311-312, 4 1/2 in Dial, Glycerin (MPN 451259SD04L/50312SS04TXCG200#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 60 psi, 1259/311-312, 4 1/2 in Dial, Glycerin (MPN 451259SD04L/50312SS04TXCG60#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 60 psi, 1259/311-312, 4 1/2 in Dial, Glycerin (MPN 451259SD04L/50312SS04TXCG60#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 300 psi, 1259/311-312, 4 1/2 in Dial, Glycerin (MPN 451259SD04L/50312SS04TXCG300#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 300 psi, 1259/311-312, 4 1/2 in Dial, Glycerin (MPN 451259SD04L/50312SS04TXCG300#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 60 psi, 1259/311-312, 4 1/2 in Dial, Glycerin (MPN 451259SD04L/50312SS04TXCG60#/VAC). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 60 psi, 1259/311-312, 4 1/2 in Dial, Glycerin (MPN 451259SD04L/50312SS04TXCG60#/VAC). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 100 psi, 1009/310-315, 2 1/2 in Dial, Glycerin (MPN 251009AW02L/310SSLXCG100). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Gauge Case Material: 304 Stainless Steel; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.50%.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 100 psi, 1009/310-315, 2 1/2 in Dial, Glycerin (MPN 251009AW02L/310SSLXCG100). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Glycerin; Gauge Case Material: 304 Stainless Steel; Seal Lower Housing Material: 316L Stainless Steel; Accuracy: ±1.50%.

More from ASHCROFT

View all ASHCROFT parts
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 300 psi, 1259/311-312, 4 1/2 in Dial, Bottom (MPN 451259SD04L/50312HH04TXCF300#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Halocarbon; Seal Lower Housing Material: Hastelloy C-276; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 300 psi, 1259/311-312, 4 1/2 in Dial, Bottom (MPN 451259SD04L/50312HH04TXCF300#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Halocarbon; Seal Lower Housing Material: Hastelloy C-276; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 200 psi, 1259/311-312, 4 1/2 in Dial, Bottom (MPN 451259SD04L/50312HH04TXCF200#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Halocarbon; Seal Lower Housing Material: Hastelloy C-276; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 200 psi, 1259/311-312, 4 1/2 in Dial, Bottom (MPN 451259SD04L/50312HH04TXCF200#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Halocarbon; Seal Lower Housing Material: Hastelloy C-276; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 60 psi, 1259/311-312, 4 1/2 in Dial, Bottom (MPN 451259SD04L/50312HH04TXCF60#/VAC). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Halocarbon; Seal Lower Housing Material: Hastelloy C-276; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 60 psi, 1259/311-312, 4 1/2 in Dial, Bottom (MPN 451259SD04L/50312HH04TXCF60#/VAC). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Halocarbon; Seal Lower Housing Material: Hastelloy C-276; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 600 psi, 1259/311-312, 4 1/2 in Dial, Bottom (MPN 451259SD04L/50312HH04TXCF600#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Halocarbon; Seal Lower Housing Material: Hastelloy C-276; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 600 psi, 1259/311-312, 4 1/2 in Dial, Bottom (MPN 451259SD04L/50312HH04TXCF600#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Halocarbon; Seal Lower Housing Material: Hastelloy C-276; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 60 psi, 1259/311-312, 4 1/2 in Dial, Bottom (MPN 451259SD04L/50312HH04TXCF60#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Halocarbon; Seal Lower Housing Material: Hastelloy C-276; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.
ASHCROFT
ASHCROFT Pressure Gauge with Diaphragm Seal: 0 psi to 60 psi, 1259/311-312, 4 1/2 in Dial, Bottom (MPN 451259SD04L/50312HH04TXCF60#). Key specifications — Brand: ASHCROFT; Gauge Case Liquid: None; Seal Fill Liquid: Halocarbon; Seal Lower Housing Material: Hastelloy C-276; Accuracy: ±1.00%; Gauge Wetted Parts: Stainless Steel.