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Product Specifications:
| Item | Check Valve |
| 3-a Compliance | Not Rated |
| Body Material | Bronze |
| Check Mechanism | Swing |
| Color | Bronze |
| Connection Gender - Side 1 | Female |
| Connection Gender - Side 2 | Female |
| Connection Size - Side 1 | 3/4" |
| Connection Size - Side 2 | 3/4" |
| Connection Type | FNPT |
| Connection Type - Side 1 | NPT |
| Connection Type - Side 2 | NPT |
| Cracking Pressure | 0.5 psi |
| Dimensions | 2 3/4" x 1 1/2" x 1 1/2" |
| Disc Material | EPDM |
| Flow Coefficient (cv) | 3.53 |
| Flow Rate | 3.53 GPM |
| For Media | Steam, Water |
| Height | 38.1 mm |
| Hex Size | 1 1/8" |
| Includes Counterweight | No Counterweight |
| Length | 2 7/8" |
| Max. Pressure (cwp) | 400 psi |
| Max. Pressure (steam) | 15 psi |
| Max. Temp. | 250°F |
| Max. Water Pressure | 400 psi |
| Media Temperature Range | 33°F to 350°F |
| Mounting Orientation | Horizontal, Vertical |
| Mounting Position | Horizontal/Vertical |
| Nsf Certifications For Food And Drinking Water | NSF 61 |
| Operating Temperature - Maximum | 350°F |
| Operating Temperature - Minimum | 33°F |
| Overall Height | 1 3/25" |
| Overall Length | 2.875" |
| Product Datasheet | apollo-valves-61lf50401.pdf |
| Seal Material | EPDM |
| Seat Material | EPDM |
| Series | 61 Series Check Valves |
| Silent Check | Standard |
| Size | 3/4" |
| Spring Material | Stainless Steel |
| Suitable For Central Heating Water | No |
| Vacuum Service Rating | Not Rated |
| Valve Body Style | Inline |
| Valve Series | 61 |
| Valve Ways | 2-Way |
| Width | 1 3/25" |
Shipping Info:
| Ship weight (kg) | 0.34 |
| Ship height (cm) | 3.81 |
| Ship length (cm) | 6.99 |
| Ship width (cm) | 3.81 |
| HS code | 8481301010 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Height | Flow Rate | Hex Size | Connection Type | Body Material | Color | Max. Temp. | Seat Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
61LF50201 | 31.75 mm | 1.21 GPM | 1 3/25" | FNPT | - | Bronze | 250°F | EPDM | €98.51 | |
![]() |
61LF50301 | 31.75 mm | 1.4 GPM | 1 1/8" | FNPT | Bronze | Bronze | 250°F | EPDM | €104.85 | |
![]() |
61LF50101 | 50.8 mm | - | - | FNPT | - | Bronze | - | - | €105.28 | |
![]() |
61LF50317 | 31.75 mm | - | - | FNPT | - | Bronze | - | - | €121.73 | |
![]() |
61LF504E05 | - | - | - | FNPT | - | Bronze | - | - | €160.12 | |
![]() |
61LF50501 | - | - | - | FNPT | - | Bronze | - | - | €183.71 | |
![]() |
61LF50601 | - | - | - | FNPT | - | Bronze | - | - | €333.87 |
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APOLLO VALVES 61LF50401 Bronze In-Line Soft Seat Check Valve with Standard Configuration 3/4 Inch Size, 2 x FNPT, 2.75 x 1.50 x 1.50 Inch Size
€131.64 /unit



