You may also like
11/2X11/4 BLK MI REDUCER
Manufacturer Resources
Product Specs
- Dimensions Specification:
- ASME B16.3
- End Conn Size 1:
- FPT
- End Conn Size 2:
- FPT
- Material Specification:
- ASTM A-197
- Pressure Rating Specification:
- ASME B16.3
- Size 1:
- 1.5
- Size 2:
- 1.25
- Strength:
- STD
- Thread Specification:
- ASME B1.20.1
- Ul Fm:
- Yes
- Department:
- Plumbing
- Product Group:
- Pipe Fittings
- Product Subgroup:
- Reducers
- Product Type:
- Reducer
- Product Finish:
- Black
- Product Material:
- Malleable Iron
- Product Weight:
- 0.9 lbs
ASC Engineered Solutions 310088208 – Frequently Asked Questions
1) Is the 1-1/2 x 1-1/4 black malleable iron reducer threaded on both ends, and what thread standard does it use?
Both ends are female pipe thread (FPT), so it threads onto male pipe ends or nipples on each side. Threads are cut to ASME B1.20.1, the standard NPT taper thread used on black iron and steel pipe, so it mates with any standard NPT pipe or nipple of the matching size. There is no male end on this fitting, so if you need to go into a female port you will need a nipple.
2) What size pipe does this ASC Engineered Solutions black reducer connect?
It steps 1-1/2 inch down to 1-1/4 inch, both female threaded. Use it in a run where the line size drops one nominal size, for example coming off a 1-1/2 inch main into a 1-1/4 inch branch. Fitting weight is 0.9 lbs.
3) Can I use this black malleable iron reducer on a fire sprinkler line?
It carries a UL/FM approval, which is what an AHJ looks for on fire protection piping. It is malleable iron to ASTM A-197 with dimensions and pressure rating per ASME B16.3, standard pattern. Confirm the approval covers the specific service and pressure your sprinkler drawing calls for before you install.
4) Is a black malleable iron reducer OK for potable water?
No. Black malleable iron is the wrong choice for potable water, it will rust in wet service. Black fittings like this one are used on gas, fire protection, compressed air, and similar dry or closed systems. For potable water lines, use galvanized, copper, brass, or PEX fittings instead.
5) Is this a standard or extra heavy malleable iron fitting?
Standard pattern (STD), rated and dimensioned per ASME B16.3. If your spec calls for Class 300 extra heavy malleable iron, this is not the fitting for that line.
6) Can I swap this in for a bell reducer on an existing black pipe run?
Yes, if the existing fitting is also a female-by-female 1-1/2 x 1-1/4 reducing coupling on NPT threads. Because both ends are FPT to ASME B1.20.1 and the fitting follows ASME B16.3 standard dimensions, it drops into the same take-out as any other standard-pattern malleable reducing coupling of that size. A reducing bushing is a different animal, that one is male on the large end and threads into a female port, so it will not interchange with this.
7) What is the ASC part number for the 1-1/2 x 1-1/4 black reducer?
The manufacturer part number is 310088208 from ASC Engineered Solutions, a black malleable iron reducer, 1-1/2 inch by 1-1/4 inch FPT.
8) Do I need pipe dope or tape on this reducer?
Yes, the joint is a tapered NPT thread per ASME B1.20.1 and it seals on thread engagement plus sealant. Use a pipe thread compound or PTFE tape rated for the service, gas-rated dope if the line is fuel gas. Nothing is included with the fitting.
How fast can I get the ASC Engineered Solutions 310088208 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the ASC Engineered Solutions 310088208 come with a warranty?
Absolutely. The ASC Engineered Solutions 310088208 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the ASC Engineered Solutions 310088208?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the ASC Engineered Solutions 310088208 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.