We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
APPROVED VENDOR Cap: Cap, 1 in, NPT Threaded, Malleable Iron (MPN 5P903) - Medium-Pressure Threaded Pipe Fittings
APPROVED VENDORMedium-Pressure Threaded Pipe Fittings

APPROVED VENDOR Cap: Cap, 1 in, NPT Threaded, Malleable Iron (MPN 5P903)

SKU 3G-OTH-462047

Brand
APPROVED VENDOR
Item
Cap: Cap, 1 in, NPT Threaded, Malleable Iron
Category
Medium-Pressure Threaded Pipe Fittings
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

APPROVED VENDOR
Manufacturer Part Number
5P903
Type
1 in, NPT Threaded, Malleable Iron
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

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

Frequently Asked Questions

What is the APPROVED VENDOR 5P903 cap used for?

The APPROVED VENDOR 5P903 cap seals the end of a 1-inch NPT threaded pipe in medium-pressure industrial systems. It is commonly used in plumbing, pneumatic, and hydraulic applications to close off pipe runs for maintenance or system reconfiguration.

What are the specifications of the APPROVED VENDOR 5P903 cap?

The APPROVED VENDOR 5P903 cap has a 1-inch NPT thread, is made of malleable iron, and is designed for medium-pressure threaded pipe fittings. It is suitable for use in industrial piping systems requiring a durable, corrosion-resistant seal.

Where to buy the APPROVED VENDOR 5P903 cap worldwide?

3G Electric supplies the APPROVED VENDOR 5P903 cap worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this malleable iron pipe cap.

How to install the APPROVED VENDOR 5P903 cap?

To install the APPROVED VENDOR 5P903 cap, apply pipe thread sealant or PTFE tape to the male NPT threads, then hand-tighten the cap onto the pipe. Use a wrench for final snugging—avoid overtightening to prevent damage to the malleable iron fitting.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

APPROVED VENDOR Products

3G Electric supplies APPROVED VENDOR medium-pressure threaded pipe fittings. 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 →

More from APPROVED VENDOR

View all APPROVED VENDOR parts →
APPROVED VENDOR Metal Pipe Straight: Straight, 300 psi @ 150° F, 3/8 in x 1/8 in, Malleable Iron (MPN 0811085208). Key specifications — Maximum Operating Pressure: 300 psi @ 150° F.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Straight: Straight, 300 psi @ 150° F, 3/8 in x 1/8 in, Malleable Iron (MPN 0811085208). Key specifications — Maximum Operating Pressure: 300 psi @ 150° F.
APPROVED VENDOR Metal Pipe Elbow: Straight, 150 psi, 1/4 in x 1/8 in, Malleable Iron (MPN 793FK5). Key specifications — Maximum Operating Pressure: 150 psi.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Elbow: Straight, 150 psi, 1/4 in x 1/8 in, Malleable Iron (MPN 793FK5). Key specifications — Maximum Operating Pressure: 150 psi.
APPROVED VENDOR Metal Pipe Straight: Straight, 3/4 in x 1/2 in, Malleable Iron (MPN 5P882)
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Straight: Straight, 3/4 in x 1/2 in, Malleable Iron (MPN 5P882)
APPROVED VENDOR Metal Pipe Straight: Straight, 1 1/4 in x 1/2 in, Malleable Iron (MPN 5P938)
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Straight: Straight, 1 1/4 in x 1/2 in, Malleable Iron (MPN 5P938)
APPROVED VENDOR Metal Pipe Elbow: 90° Elbow, 3/8 in x 1/4 in, Malleable Iron (MPN 5P804)
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Elbow: 90° Elbow, 3/8 in x 1/4 in, Malleable Iron (MPN 5P804)
APPROVED VENDOR Metal Pipe Tee: Tee (run x run x branch), 3/4 in x 3/4 in x 3/4 in, Malleable Iron (MPN 5P845)
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Tee: Tee (run x run x branch), 3/4 in x 3/4 in x 3/4 in, Malleable Iron (MPN 5P845)
APPROVED VENDOR Metal Pipe Elbow: 90° Elbow, 1/4 in x 1/4 in, Malleable Iron (MPN 5P796)
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Elbow: 90° Elbow, 1/4 in x 1/4 in, Malleable Iron (MPN 5P796)
APPROVED VENDOR Metal Pipe Elbow: 45° Elbow, 300 psi @ 150° F, 1 1/4 in x 1 1/4 in, Malleable Iron (MPN 0811027812). Key specifications — Maximum Operating Pressure: 300 psi @ 150° F.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Elbow: 45° Elbow, 300 psi @ 150° F, 1 1/4 in x 1 1/4 in, Malleable Iron (MPN 0811027812). Key specifications — Maximum Operating Pressure: 300 psi @ 150° F.