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SPENCE Pressure Regulator: FNPT x FNPTF, 3/4 in x 3/4 in, Iron, 2 psi to 20 psi - Cast Iron General Purpose Pressure Regulators
SPENCECast Iron General Purpose Pressure Regulators

SPENCE Pressure Regulator: FNPT x FNPTF, 3/4 in x 3/4 in, Iron, 2 psi to 20 psi

The SPENCE D50A-C1D9K is a cast iron general purpose pressure regulator with 3/4 in FNPT x FNPTF connections. It operates within a 2 psi to 20 psi pressure range and a 33°F to 400°F temperature range.

SKU 3G-OTH-432504

Also listed as: D50AC1D9K · D50A C1D9K

Brand
SPENCE
Item
Pressure Regulator: FNPT x FNPTF, 3/4 in x 3/4 in, Iron, 2 psi to 20 psi
Category
Cast Iron General Purpose Pressure Regulators
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SPENCE
Manufacturer Part Number
D50A-C1D9K
Type
3/4 in x 3/4 in, Iron, 2 psi to 20 psi, 33°F to 400°F

Technical Documents

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

Product Description

The SPENCE D50A-C1D9K is a cast iron general purpose pressure regulator with 3/4 in FNPT x FNPTF connections. It operates within a 2 psi to 20 psi pressure range and a 33°F to 400°F temperature range.

Frequently Asked Questions

What is a SPENCE D50A-C1D9K pressure regulator used for?

The SPENCE D50A-C1D9K is a cast iron general purpose pressure regulator used to reduce and maintain downstream pressure in steam, air, or liquid systems. It is commonly applied in industrial heating, process control, and plant utility lines where reliable pressure reduction from 2 psi to 20 psi is required.

What are the specifications of the SPENCE D50A-C1D9K?

The SPENCE D50A-C1D9K is a 3/4 in FNPT x FNPTF cast iron pressure regulator with a pressure range of 2 psi to 20 psi and a temperature range of 33°F to 400°F. It is designed for general purpose industrial applications requiring consistent downstream pressure control.

Where to buy a SPENCE D50A-C1D9K pressure regulator worldwide?

3G Electric supplies the SPENCE D50A-C1D9K pressure regulator to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this cast iron regulator for steam, air, or liquid service.

How to install a SPENCE D50A-C1D9K pressure regulator?

Install the SPENCE D50A-C1D9K in a horizontal pipeline with the arrow on the body matching flow direction. Use pipe sealant on NPT threads, avoid overtightening, and install a strainer upstream. Ensure the regulator is accessible for adjustment and maintenance per standard industrial practice.

Used in

Common applications for SPENCE
Steam condensate removal in industrial process heating — SPENCE inverted-bucket steam traps (e.g., 85-CPG9)
Pressure reduction for steam distribution in commercial buildings — SPENCE D50A pressure regulators
Modulating control of steam flow in heat exchangers — SPENCE pneumatic globe control valves (e.g., K1TC811-36RA)
Air venting from steam mains and headers — SPENCE NAV-213 air vents
Condensate drainage in low-pressure steam heating systems — SPENCE 81S-C1E9 steam traps with strainer

SPENCE Products

3G Electric supplies SPENCE cast iron general purpose pressure regulators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SPENCE Pressure Regulator: FNPT x FNPTF, 3/8 in x 3/8 in, Iron, 40 psi to 110 psi, 33°F to 400°F (MPN D50A-C1B9X)
SPENCE
SPENCE Pressure Regulator: FNPT x FNPTF, 3/8 in x 3/8 in, Iron, 40 psi to 110 psi, 33°F to 400°F (MPN D50A-C1B9X)
SPENCE Pressure Regulator: FNPT x FNPTF, 2 in x 2 in, Iron, 20 psi to 100 psi, 33°F to 400°F (MPN D50A-C1H9F)
SPENCE
SPENCE Pressure Regulator: FNPT x FNPTF, 2 in x 2 in, Iron, 20 psi to 100 psi, 33°F to 400°F (MPN D50A-C1H9F)
SPENCE Pressure Regulator: FNPT x FNPTF, 3/8 in x 3/8 in, Iron, 2 psi to 30 psi, 33°F to 400°F (MPN D50A-C1B9C)
SPENCE
SPENCE Pressure Regulator: FNPT x FNPTF, 3/8 in x 3/8 in, Iron, 2 psi to 30 psi, 33°F to 400°F (MPN D50A-C1B9C)
SPENCE Pressure Regulator: FNPT x FNPTF, 3/8 in x 3/8 in, Iron, 2 psi to 30 psi, 33°F to 400°F (MPN D50A-C1B9C)
SPENCE
SPENCE Pressure Regulator: FNPT x FNPTF, 3/8 in x 3/8 in, Iron, 2 psi to 30 psi, 33°F to 400°F (MPN D50A-C1B9C)
SPENCE Pressure Regulator: FNPT x FNPTF, 1/2 in x 1/2 in, Iron, 2 psi to 30 psi, 33°F to 400°F (MPN D50A-C1C9C)
SPENCE
SPENCE Pressure Regulator: FNPT x FNPTF, 1/2 in x 1/2 in, Iron, 2 psi to 30 psi, 33°F to 400°F (MPN D50A-C1C9C)
SPENCE Pressure Regulator: FNPT x FNPTF, 1/2 in x 1/2 in, Iron, 30 psi to 125 psi, 33°F to 400°F (MPN D50A-C1C9W)
SPENCE
SPENCE Pressure Regulator: FNPT x FNPTF, 1/2 in x 1/2 in, Iron, 30 psi to 125 psi, 33°F to 400°F (MPN D50A-C1C9W)

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SPENCE Pressure Regulator: FNPT x FNPTF, 1 1/4 in x 1 1/4 in, Iron, 2 psi to 15 psi, 33°F to 400°F (MPN D50A-C1F9A)
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