HSP Hard Seat Check Valve
The HSP Check Valve features carbon steel construction with a hard seat (metal to metal) seal and is available with 5lb or 65lb cracking pressure. HSP valves are rated up to 5000 psi maximum pressure, based on size (see chart below).
HSP Check Valve Catalog Page
Part to order:
Model # |
Thread Size |
A |
B |
Rated Flow (gpm) |
Rated Pressure (psi) |
Weight (lbs) |
HSP-1000-2-5 or 65 |
1/4" NPT |
2.44" |
.87" |
6 |
5000 |
.35 |
HSP-1000-3-5 or 65 |
3/8" NPT |
2.87" |
1.00" |
10 |
5000 |
.44 |
HSP-1000-4-5 or 65 |
1/2" NPT |
3.76" |
1.26" |
18 |
5000 |
.77 |
HSP-1000-6-5 or 65 |
3/4" NPT |
4.30" |
1.50" |
30 |
5000 |
1.54 |
HSP-1000-8-5 or 65 |
1" NPT |
5.12" |
1.69" |
36 |
5000 |
2.43 |
HSP-1000-10-5 or 65 |
1 1/4" NPT |
5.56" |
2.40" |
50 |
3000 |
6.95 |
HSP-1000-12-5 or 65 |
1 1/2" NPT |
5.56" |
2.56" |
60 |
3000 |
7.28 |
HSP-1001-4-5 or 65 |
7/16-20 SAE |
2.56" |
.87" |
6 |
5000 |
.35 |
HSP-1001-6-5 or 65 |
9/16-20 SAE |
2.91" |
.94" |
10 |
5000 |
.44 |
HSP-1001-8-5 or 65 |
3/4-16 SAE |
3.74" |
1.18" |
18 |
5000 |
.77 |
HSP-1001-12-5 or 65 |
1 1/16-12 SAE |
4.29" |
1.50" |
30 |
3000 |
1.54 |
HSP-1001-16-5 or 65 |
1 5/16-12 SAE |
5.00" |
1.81" |
36 |
3000 |
2.43 |
HSP-1001-20-5 or 65 |
1 5/8-12 SAE |
5.20" |
2.41" |
50 |
3000 |
6.95 |
HSP-1001-24-5 or 65 |
1 7/8-12 SAE |
5.20" |
2.56" |
60 |
3000 |
7.28 |
See catalog page for additional details.
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