Description
Brass Boiler Drain MIP
ASC Series 101 Brass Boiler Drain MIP provides a manually operated drain connection for compatible threaded piping systems, boilers, tanks, and equipment.
The Series 101 configuration uses a male NPT inlet, hose-thread outlet, cast brass construction, and cast iron handle. It is rated for 125 lb. CWP and provides a straightforward drain point for compatible non-potable applications.
Product Highlights
- ASC Series 101
- 125 lb. CWP
- Male NPT inlet
- 3/4" NHT outlet
- Cast brass construction
- Cast iron handle
Technical Specifications
| Product Type | Brass Boiler Drain |
|---|---|
| Brand | ASC / SCI |
| Series | 101 |
| Pressure Rating | 125 lb. CWP |
| Inlet | Male NPT |
| Outlet | 3/4" NHT |
| Body | Cast Brass ASTM B584, C85700 |
| Stem | Cast Brass ASTM B584, C85700 |
| Handle | Cast Iron ASTM A48 Class No. 35 |
| Packing Washer | NBR Rubber |
| Washer | 304 Stainless Steel |
| Bibb Washer | NBR Rubber |
Construction Details
Series 101 uses a cast brass ASTM B584 C85700 body and stem with a cast iron ASTM A48 Class No. 35 operating handle.
The valve assembly includes a brass packing nut, NBR rubber packing and bibb washers, and a 304 stainless steel washer.
The male NPT inlet and 3/4" NHT outlet provide a convenient threaded connection for installing a drain point and attaching a compatible hose when needed.
Important Non-Potable Water Notice
This product contains brass that does not meet federal and state requirements for drinking water.
Do not select this boiler drain for a potable drinking-water application. Confirm the intended system and applicable project requirements before installation.
Valve Design & Typical Applications
Boiler Drain Design
- Manual valve operation
- Male threaded inlet
- Hose-thread outlet
- Cast brass body
- Replaceable sealing components
Typical Applications
- Non-potable piping systems
- Boiler drain connections
- Equipment drain points
- Tank drainage
- Compatible utility systems
Installation & Selection Considerations
- Confirm the required inlet size.
- Verify male NPT compatibility.
- Confirm non-potable service.
- Use compatible thread sealant.
- Verify 125 lb. CWP suitability.

Use the supplied ASC Series 100 & 101 datasheet to review pressure rating, connection information, materials, and construction details when selecting the correct boiler drain for your application.
Need Help Selecting a Brass Boiler Drain MIP?
Need help confirming inlet size, connection compatibility, pressure requirements, or whether this boiler drain is appropriate for your non-potable application? The GetPipe.com Team can help.
Frequently Asked Questions
What series is this brass boiler drain?
This MIP inlet boiler drain is ASC Series 101.
What is the pressure rating?
ASC Series 101 is rated for 125 lb. cold working pressure.
What type of inlet does Series 101 use?
Series 101 uses a male NPT threaded inlet.
What type of outlet does the boiler drain have?
The boiler drain uses a 3/4" NHT hose-thread outlet.
What is the valve body made from?
The body is cast brass ASTM B584, C85700.
What material is the operating handle?
The handle is cast iron conforming to ASTM A48 Class No. 35.
Can this boiler drain be used for potable drinking water?
No. The manufacturer states that the brass in this product does not meet federal and state requirements for drinking water.
What should I confirm before ordering?
Confirm inlet size, NPT compatibility, pressure requirements, hose connection, and that the intended application is non-potable.
Important Ordering & Installation Notes
- Confirm the required inlet size.
- Verify male NPT compatibility.
- Use only for suitable non-potable service.
- Use compatible thread sealant.
- Confirm system pressure requirements.