Service Metal
300# Black Malleable Caps
- SKU:
- XBCP
- Availability:
- Usually Ships Same Day
- Weight:
- 0.00 LBS
Description
300# Black Malleable Iron Cap
Our 300# Black Malleable Iron Caps are designed to close off the ends of threaded pipe in higher-pressure piping systems. Manufactured from durable malleable iron, these caps provide a secure, leak-resistant seal for industrial, commercial, and mechanical applications including plumbing, gas, air, and fluid systems.
With a 300-pound pressure rating, these caps are ideal for demanding installations where pipe termination or future expansion points are required while maintaining system integrity.
- Malleable castings conform to ASTM A197
- Malleable fitting dimensions conform to ASME B16.3
- Malleable bushings, plugs, and locknuts conform to ASME B16.14
- Malleable unions conform to ASME B16.39
- NPT threads on all fittings conform to ASME B1.20.1
- Class 300# fittings are UL listed
- Female NPT threaded cap for closing pipe ends
- Designed for secure, leak-resistant sealing
- Suitable for gas, oil, air, and fluid applications
- Manufacturing facility is ISO certified
- Country of origin: Thailand & China

Use our common pipe diameters and wall thickness chart to confirm sizing before ordering malleable iron fittings.
View Pipe Size Chart PDF Download Spec Sheet PDF View Certificate of Conformance PDFBrowse our full selection of 300# black malleable iron fittings including tees, elbows, couplings, bushings, and more.