Nipple Type Cascade Assemblies
- Assemblies include brass head, 12" Brass Tube, 2" long galvanized pipe nipple, and brass pipe plug.
- Solid brass heads are precision machined for accurate assembly.
- Cascade Assemblies are available in special pipe tap and tube combinations.
| Catalog Number |
Mold Nipple (NPT) |
Pipe Tap Size (NPT) |
Tube O.D. |
Brass Tube Included |
Hex Size |
E | C | A | L |
|---|---|---|---|---|---|---|---|---|---|
| 16N | 1/8 | 1/16 | 3/16 | 187T-12 | 3/4 | 7/32 | 1/2 | 9/32 | 15/16 |
| 186N | 1/8 | 1/8 | 3/16 | 187T-12 | 7/8 | 21/64 | 11/16 | 9/32 | 1 11/32 |
| 181N | 1/8 | 1/8 | 3/16 | 187T-12 | 7/8 | 21/64 | 1 | 9/32 | 1 21/32 |
| 146N | 1/4 | 1/8 | 1/4 | 250T-12 | 1 | 21/64 | 11/16 | 7/32 | 1 11/32 |
| N146N-4 | 1/4 | 1/4 | 1/4 | 250T-12 | 1 | 21/64 | 11/16 | 7/32 | 1 11/32 |
| 141N | 1/4 | 1/8 | 1/4 | 250T-12 | 1 | 21/64 | 1 | 7/16 | 1 21/32 |
| 141N-4 | 1/4 | 1/4 | 1/4 | 250T-12 | 1 | 21/64 | 1 | 7/16 | 1 21/32 |
| 381N | 3/8 | 1/8 | 5/16 | 312T-12 | 1 | 11/32 | 1 | 13/32 | 1 11/16 |
| 381N-4 | 3/8 | 1/4 | 5/16 | 312T-12 | 1 | 11/32 | 1 | 13/32 | 1 11/16 |
| 121N-4 | 1/2 | 1/4 | 7/16 | 437T-12 | 1 1/4 | 13/32 | 1 | 9/16 | 1 13/16 |
| 341N-4 | 3/4 | 3/8 | 5/8 | 625T-12 | 1 1/2 | 1/2 | 1 1/4 | 3/4 | 2 1/4 |
Nipple Type Heads (for Brass Tubes)
- All dimensions same as above for corresponding catalog number.
- Use Brass Tubes here
| Catalog Number |
Tube Thread Size |
Use Tube Number |
|---|---|---|
| 16H | 10-32 | 187T- |
| 186H | 10-32 | 187T- |
| 181H | 10-32 | 187T- |
| 146H | 1/4-28 | 250T- |
| 146H-4 | 1/4-28 | 250T- |
| 141H | 1/4-28 | 250T- |
| 141H-4 | 1/4-28 | 250T- |
| 381H | 5/16-24 | 312T- |
| 381H-4 | 5/16-24 | 312T- |
| 121H-4 | 7/16-20 | 437T- |
| 341H-4 | 5/8-18 | 625T- |
Nipple Type Heads (for High Flow Tubes) 
- All dimensions same as above except for tube thread size.
- Use High Flow Stainless Tubes here
| Catalog Number |
Tube Thread Size |
Use Tube Number |
|---|---|---|
| 16H-HFT | 1/4-28 | HF187T- |
| 186H-HFT | 1/4-28 | HF187T- |
| 181H-HFT | 1/4-28 | HF187T- |
| 146H-HFT | 5/16-24 | HF250T- |
| 146H-4-HFT | 5/16-24 | HF250T- |
| 141H-HFT | 5/16-24 | HF250T- |
| 141H-4-HFT | 5/16-24 | HF250T- |
| 381H-HFT | 3/8-24 | HF312T- |
| 381H-4-HFT | 3/8-24 | HF312T- |
| 121H-4-HFT | 1/2-20 | HF437T- |