Available with 1/2" (ASTM
B-16 brass bar stock) or 3/4" (B-584 cast
bronze) NPT male pipe connections. Four
guard rods and EPDM gauge glass gaskets
standard. Other glass gaskets available.
- Standard 1/4" needle drain valve in
lower arm
- Pet cock or Apollo® ball valve drain
on request
- Ball checks standard
- CRN Regsistered
- 5/8x12" HP Clear glass is rated at
410 PSIG at 150°F and for steam boiler
service at 305 PSIG at 425°F.
- 5/8x16" HP Clear glass is rated at
375 PSIG at 150°F and for steam boiler
service at 285 PSIG at 425°F.
Custom center-to-center measurement and
glass lengths are also available, we will
cut glass to meet your centers. Call
for pricing.
|
No. |
Pipe Size |
Glass O. D. & Length |
(-03) W/O Rod/Glass |
(-00) Price Complete |
Handle |
|
20-350-** |
1/2 |
5/8x12 |
$106.32 |
$122.72 |
Aluminum |
|
20-351-** |
1/2 |
5/8x12 |
$106.32 |
$122.72 |
Plastic |
|
20-353-** |
3/4 |
3/4x16 |
$160.82 |
$184.10 |
Aluminum |
|
20-354-** |
3/4 |
3/4x16 |
$160.82 |
$184.10 |
Plastic |
** - Insert
(03) for Water gauge without Rod & Glass;
Insert (00) for Complete Unit
Formula to
determine glass and rod lengths:
- Glass Length: (Center to Center
Dimension) - 2"
- Rod Length: (Glass Length) + 1-1/4" |
Conbraco
20-300 & 20-350
