Charman Inc.
300# Extra Heavy Black Malleable Iron Coupling
- Availability:
- Usually in Stock – Ships Quickly
- Weight:
- 0.00 LBS
Description
300# Extra Heavy Black Malleable Iron Coupling
Charman Schedule 300 extra heavy black malleable iron couplings connect two compatible male-threaded pipe, nipple, fitting, or equipment connections in a straight threaded piping run.
Select the required nominal pipe size from the product options above. The selected variation determines the Charman item number, online selling price, net cost, and size-specific product information.
Product Highlights
- Schedule 300 / 300# extra heavy fitting
- Straight coupling configuration
- Black malleable iron construction
- Female threaded connections on both ends
- Designed to join compatible male-threaded components
- Available in nominal sizes from 1/2" through 2"
- Charman Manufacturing product family
Available Sizes & Packaging
| Charman Part # | Nominal Size | Inner Box | Master Box |
|---|---|---|---|
| 664323 | 1/2" | 40 | 80 |
| 664324 | 3/4" | 30 | 60 |
| 664325 | 1" | 20 | 40 |
| 664326 | 1-1/4" | 12 | 24 |
| 664327 | 1-1/2" | 8 | 16 |
| 664328 | 2" | 6 | 12 |
Technical Specifications
| Material | Malleable Iron |
|---|---|
| Finish | Black |
| Product Series | Schedule 300 / 300# Extra Heavy |
| Configuration | Straight Coupling |
| Connection Style | Female × Female Threaded |
| Manufacturer | Charman Inc. |
| Available Sizes | 1/2" through 2" |
Straight Threaded Connection
A threaded coupling joins two compatible male-threaded components of the same nominal pipe size in a straight piping run. Female threaded openings on both ends allow the coupling to connect pipe, nipples, fittings, or other compatible threaded components.
Common Applications
Industrial & Mechanical
- Threaded piping systems
- Joining threaded pipe runs
- Mechanical-room piping
- Maintenance and repair work
Commercial Piping
- Utility piping
- Fabrication projects
- Threaded pipe assemblies
- Extra-heavy fitting applications
Manufacturer Resources
Review the Charman Manufacturing Schedule 300 Malleable Fittings catalog for manufacturer-listed part numbers, sizes, packaging quantities, and product illustrations.
View Charman Schedule 300 CatalogNeed Help Selecting a 300# Black Malleable Iron Coupling?
Our industrial PVF specialists can help confirm nominal pipe size, fitting configuration, threaded connection requirements, service conditions, and product availability.
Frequently Asked Questions
What is a malleable iron coupling used for?
A threaded coupling joins two compatible male-threaded components of the same nominal pipe size to create a straight connection.
What type of connections does this coupling have?
This coupling has female threaded connections on both ends for use with compatible male-threaded pipe, nipples, fittings, or equipment connections.
What sizes are available?
This Charman 300# extra heavy coupling family is available in nominal pipe sizes from 1/2" through 2".
What does 300# extra heavy mean?
Charman identifies this fitting family as Schedule 300 / extra heavy black malleable fittings. Confirm the required fitting class and service conditions for your piping system before installation.
How do I choose the correct variation?
Select the nominal pipe size that matches the male-threaded components being joined.
Important Ordering Notes
- Select the required nominal pipe size before adding the product to your cart.
- The selected variation determines the Charman part number, price, and net cost.
- Verify fitting size and coupling configuration before ordering.
- Inner-box and master-box quantities vary by size.
- Confirm pressure, temperature, media compatibility, and applicable code requirements before installation.
