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1 in. FIP Malleable Iron Black Pipe Union Fitting - Threaded, 1-Pack
- Mfg.#
- 521-705HN
- Sku#
- 2618403
- Generally used for lubricant, oil, grease, liquefied petroleum (LP) gas, natural gases (nitrogen, oxygen, etc.), steam and diesel
- 150-lb class malleable fittings
- Relative softness of metal helps provide a sure seal
- This fitting works up to 500 PSI at 150°F
- Threaded ends comply with ANSI/ASME B1.20.1 standards
* Estimated stock levels as of Sun, May 3, 2026. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.
Description
Unions do exactly what they are named to do, join two pipes to form a secure union. General uses for this product are for transporting lubricant, oil, grease, LP gases & fuel or to create your own DIY projects. This fitting is not designed for potable water applications.
Specifications
General
| Fitting Material | Malleable Iron |
|---|---|
| Fitting Nominal Size | 1" x 1" |
| Inlet Connection Type | FIP |
| Outlet Type | FIP |
| Type | Black Pipe Union Fitting |
Dimensions
| Length | 2-1/2 in |
|---|---|
| Weight | 0.841 lb |
Manufacturing Details
The following information is subject to change without notice
| Country of Origin | China |
|---|---|
| Manufacturer Warranty | 1 yr Limited |
| Prop 65 Warning |
Warning: Cancer and Reproductive Harm - www.p65warnings.ca.gov
|
Label Information
| Certification, Codes, Standards | HHXX, FM1920 |
|---|
Related Documents
Brochure (PDF)
Installation Guide (PDF)
