FREE delivery on orders over €150
Product Specifications:
| Item | Instrumentation Check Valve |
| 3-a Compliance | Not Rated |
| Body Material | Stainless Steel |
| Check Mechanism | Poppet |
| Connection Gender - Side 1 | Male |
| Connection Gender - Side 2 | Male |
| Connection Size - Side 1 | 1/2" |
| Connection Size - Side 2 | 1/2" |
| Connection Type | MNPT x MNPT |
| Connection Type - Side 1 | NPT |
| Connection Type - Side 2 | NPT |
| Cracking Pressure | 0.33 psi |
| Flow Coefficient (cv) | 1.68 |
| For Media | Chemicals, Gas, Oil, Water |
| Hex Size | 1" |
| Includes Counterweight | No Counterweight |
| Length | 2.766" |
| Max. Pressure | 3000 psi |
| Max. Pressure (cwp) | 3000 psi |
| Max. Steam Pressure | 3000 psi |
| Max. Temp. | 375°F |
| Mechanism And Body Design | Inline Spring |
| Media Temperature Range | -10°F to +375°F |
| Min. Temp. | -10°F |
| Mounting Orientation | Horizontal, Vertical |
| Operating Temperature - Maximum | 375°F |
| Overall Length | 2.77" |
| Pipe Or Tube Size | 1/2" |
| Pipe Size, Tube Size | 1/2" |
| Poppet Material | Stainless Steel |
| Poppet Material Grade | Grade 316 |
| Seal Material | FKM |
| Seat Material | Stainless Steel |
| Seat Material Grade | Grade 316 |
| Silent Check | Standard |
| Spring Material | Stainless Steel |
| Spring Material Grade | Grade 302 |
| Vacuum Service Rating | Not Rated |
| Valve Body Style | Inline |
| Valve Series | H400 Series |
| Valve Ways | 2-Way |
Shipping Info:
| Ship weight (kg) | 0.17 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 7.02 |
| Ship width (cm) | 2.54 |
| Country of Origin | IL |
Product Variants
| Product | Model | Connection Type | Cracking Pressure | Seal Material | Hex Size | Pipe Size, Tube Size | Max. Pressure | Spring Material Grade | Max. Temp. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
H-400-SS-L-1-1/3PSI | Let Lok x Let Lok | 0.33 psi | FKM | 1 3/8" | 1" | 2000 psi | Grade 302 | 375°F | €1,509.25 | |
![]() |
H-410-SS-N-1/2-1/3PSI | FNPT x FNPT | 0.33 psi | FKM | 1 1/8" | 1/2" | 3000 psi | Grade 302 | - | €335.70 | |
![]() |
H-400HP-SS-L-1/2-1PSI | Let Lok x Let Lok | 1 psi | FKM | 1" | 1/2" | 6000 psi | Grade 304 | 400°F | €326.01 | |
![]() |
H-400-SS-L-1/2-1PSI | Let Lok x Let Lok | 1 psi | FKM | 1" | 1/2" | 3000 psi | Grade 302 | 375°F | €381.32 | |
![]() |
H-400HP-SS-L-1/2-25PSI | Let Lok x Let Lok | 25 psi | FKM | 1" | 1/2" | 6000 psi | Grade 304 | 400°F | €314.78 | |
![]() |
H-400-SS-L-1/2-1/3PSI | - | 0.333 psi | Fluorocarbon Fkm | 15/16" | 1/2" | 3000 psi | Grade 302 | 375°F | €370.46 | |
![]() |
H-415-SS-N-1/4-1PSI | FNPT x MNPT | 1 psi | FKM | 5/8" | 1/4" | 3000 psi | Grade 302 | 375°F | €153.16 |
Explore Products
- KIPP K1095.0610 Locating Pin Bushing, 6 mm Inside Dia, 10 mm Outside Dia, 12 mm Overall Length, Steel
- PIP 120-4400/S Hand Protection Hi Performance Glove, S, Gray, Pair
- APOLLO VALVES 70143G2 Ball Valve, Size 1/2 Inch, Bronze
- CLEVELAND C15126 2175 Screw Machine Drill Bit, #36 Size, 13/16 Inch Flute Length
- WINSMITH E43MDTS22000H0 Speed Reducer, 143-145TC/182-184C Motor Frame, Right Angle Double Worm Gear, Quill Input
- HAMMOND 18P3321PP Subpanel, Perforated, Carbon Steel, Ansi 61 Gray, Powder Coat Finish
- J.W. WINCO 352-40-20-M8-S-70 Vibration/Shock Absorption Mount, Cylindrical, Stud, M8, Steel, 1.57 Inch Dia
- EATON XTAR025C21T5E1P6 Reversing Electronic Motor Starter, 25 A, 24 V 50/60 Hz, C Frame, 45 mm, 0.33-1.65 A Xtoe
Explore More
- KEYSHAFT
- MCDONNELL & MILLER
- NEW AGE
- EVERIDGE
- STARRETT-UK
- Bin And Box Accessories
- Tool Holders And Replacement Cases
- Calibration Weights
- Dust Mops
- Paint Mixers
- NORTH BY HONEYWELL Northflex Light Task General Purpose Gloves
- ANSELL 96-003 Activarmr Goatskin Leather Protector Gloves
- RUD CHAIN Locknuts
- ANVIL 146 Series Continuous Threaded Rods, Steel
- MURRAY MP Series Plug-In Molded Case Circuit Breakers
- VULCAN HART Door Arm
- INSIZE Rigid Rules
- MORSE CUTTING TOOLS Drill Sets
- MUELLER INDUSTRIES 1603-AC Chexter Check Valves
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
HAM-LET H-480-SS-N-1/2-1/3PSI Instrumentation Check Valve, Stainless Steel, 1/2 in, MNPT, Inline Spring
€380.10 /unit




