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3/4X3/8 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:
- 0.75
- Size 2:
- 0.375
- 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:
- 0.25 lbs
ASC Engineered Solutions 310086202 – Frequently Asked Questions
1) Are both ends of the ASC 3/4 x 3/8 black malleable iron reducer female threaded?
Both ends are FPT, female pipe thread. The large end takes 3/4 inch male pipe thread and the small end takes 3/8 inch male pipe thread, so you thread it onto a male nipple or a male-end fitting on each side. If you need a male-to-female step-down, you want a reducing bushing instead, not this coupling-style reducer.
2) Will this black iron reducer thread onto standard NPT pipe?
Yes. The threads are cut to ASME B1.20.1, which is the standard NPT tapered pipe thread spec, so it mates with any standard NPT black or galvanized steel pipe and nipples of the matching size. Use pipe dope or PTFE tape on the male threads as usual.
3) Can I use a black malleable iron reducer on a water line?
Black malleable iron is for gas, air, oil, steam, and dry or non-corrosive service. It is not the right choice for potable water, where the bare iron will rust and discolor the water; use galvanized, brass, or copper there. The black finish on this 3/4 x 3/8 reducer is a mill coating, not a corrosion barrier for wet service.
4) Is this reducer approved for fire sprinkler piping?
It carries a UL/FM listing, which is what an AHJ looks for on fire protection piping. It is a standard pattern malleable iron fitting to ASME B16.3, so confirm the pressure class on your sprinkler drawing matches standard class before you set it.
5) Is this a standard or extra heavy malleable iron fitting?
Standard pattern (Class 150). Its pressure rating follows ASME B16.3, and the body dimensions match the same standard, so it interchanges with any other standard class 3/4 x 3/8 malleable reducer in the run. For extra heavy service you would need a Class 300 fitting, which is a different part.
6) What grade of malleable iron is this ASC reducer made from?
The casting is made to ASTM A-197, the specification for cupola malleable iron used in threaded pipe fittings. That is the standard material behind black and galvanized malleable fittings, and it is what a spec reviewer wants to see called out on a submittal.
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Can I return it if it doesn’t work for me?
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reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the ASC Engineered Solutions 310086202 come with a warranty?
Absolutely. The ASC Engineered Solutions 310086202 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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