RELIABILT 3/4-in Black Malleable Iron Cap
Item #20115 |
Model #70804
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 150F
Threaded ends meeting with ANSI/ASME B1.20.1 standards
Meet ASTM and ASME standards
General | |||
|---|---|---|---|
Sub Type | Cap | Maximum Working Temperature (Fahrenheit) | 185 |
Type | Fitting | Connection Type (End 1) | Female |
Material | Iron | Common Use | Natural gas and oil |
Package Quantity | 1 | ||
Dimensions | |||
|---|---|---|---|
Diameter (End 1) | 3/4-in | Weight (lbs.) | .18 |
Features | |||
|---|---|---|---|
Minimum Working Temperature (Fahrenheit) | -29 | ||
Certifications | |||
|---|---|---|---|
CA Residents: Prop 65 Warning(s) | |||
Warranty | |||
|---|---|---|---|
Warranty | 1-year limited | ||
Compatibility | |||
|---|---|---|---|
Code Approvals | Malleable Fittings: ASME B16.3; Threads: SME B1.20.1 | ||
Miscellaneous | |||
|---|---|---|---|
UNSPSC | 40171500 | ||
Check out the Best Selling Black Pipe & Fittings on Lowes.com
Ratings may include incentivized customer reviews.
What Customers Are Saying
Customers overwhelmingly praise this black pipe cap for its reliable performance and durable construction. Most highlight that it fits true to size with threads matching pipes perfectly, creating a tight seal without leaks on gas lines, water heaters, and sediment traps. Reviewers consistently describe it as well-made, solid, and corrosion-resistant, with a black finish that holds up over time in demanding plumbing and industrial settings. A few note it requires a strap wrench to tighten due to limited flat surfaces, and some mention sizing confusion from retail labeling. Overall, customers consider it a dependable, quality fitting that performs exactly as expected.
Customer review summary generated by AI, including incentivized reviews.Good product
The 4‑in. black malleable iron cap is solid, durable, and precisely threaded, creating a tight, reliable seal on standard NPT pipe. Its corrosion‑resistant black finish holds up well, and it performs consistently in plumbing, gas, air, and industrial applications. Overall, it’s a strong, dependable, well‑engineered cap that delivers long‑term reliability.
Verified Purchaser
The product worked as advertised
I switched from a gas stove to an electric stove. The sales associate told me I needed a gas cap to close off the gas pipe. This was the product she recommended. And she was correct. The product was exactly what was required. It worked exactly as expected.
Verified Purchaser
Sediment Trap
Used these for the bottom of the sediment trap. Holds gas well.
Verified Purchaser
Put a cap on that rascal.
If you've laid the pipe but decide to stop you need one of these.
Verified Purchaser
na
worked
Verified Purchaser
4 Questions
1
Answer
1
Answer
Why are there no sizes on LDRblack pipe fittings?
Tomc on February 23, 20230
Answers
Do you cut and thread black iron pipe? I saw that you had a threading machine back in that dept.
skeeter on February 10, 20180
Answers