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Product Specifications:
| Item | Poppet Spring Check Valve |
| 3-a Compliance | Not Rated |
| Body Material | Brass |
| Cap To Inlet Center | 7.406" |
| Cap To Inlet Center | 7-13/32" |
| Check Mechanism | Poppet |
| Connection Gender - Side 1 | Female |
| Connection Gender - Side 2 | Female |
| Connection Size - Side 1 | 1/4" |
| Connection Size - Side 2 | 1/4" |
| Connection Type | FNPT x FNPT |
| Connection Type - Side 1 | NPT |
| Connection Type - Side 2 | NPT |
| For Media | Water |
| Height - Cap To Inlet Center | 7 7/16" |
| Hex Size | 11/16" |
| Length | 1/2" |
| Material | Brass |
| Max. Pressure (cwp) | 1200 psi |
| Max. Pressure (steam) | Not Rated |
| Max. Temp. | 250°F |
| Max. Water Pressure | 1200 psi |
| Media Temperature Range | -20°F to +180°F |
| Mounting Orientation | Horizontal, Vertical |
| Mounting Position | Horizontal/Vertical |
| Operating Temperature - Maximum | 180°F |
| Operating Temperature - Minimum | -20°F |
| Overall Height | 0.688" |
| Overall Length | 1.5" |
| Pipe Size | 1/4" |
| Seal Material | Buna N |
| Seat Material | Brass |
| Silent Check | Standard |
| Size | 1/4" |
| Spring Material | Stainless Steel |
| Standards | Ul, Ur |
| Vacuum Service Rating | Not Rated |
| Valve Body Style | Inline |
| Valve Series | 450 Series |
| Width | 0.688" |
Shipping Info:
| Ship weight (kg) | 0.05 |
| Ship height (cm) | 1.78 |
| Ship length (cm) | 13.97 |
| Ship width (cm) | 11.43 |
| HS code | 8481309000 |
| Country of Origin | US |
Product Variants
| Product | Model | Pipe Size | Max. Temp. | Seal Material | Overall Height | Hex Size | Body Material | Connection Type | Seat Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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CHK BRS 450-4F4F-F | 1/4" | 375°F | FKM | 0.688" | 11/16" | Brass | FNPT x FNPT | Brass | €44.44 | |
![]() |
CHK BRS 650-6F6F-B | 3/8" | 250°F | Buna N | 7/8" | 7/8" | Brass | FNPT x FNPT | Brass | €48.10 | |
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CHK BRS 650-6F6F-F | 3/8" | 375°F | FKM | 7/8" | 7/8" | Brass | FNPT x FNPT | Brass | €51.28 | |
![]() |
CHK BRS 850-8F8F-B | 1/2" | 250°F | Buna N | - | - | Brass | FNPT x FNPT | Brass | €56.84 | |
![]() |
CHK BRS 850-8F8F-F | 1/2" | 180°F | FKM | - | - | Brass | FNPT x FNPT | Brass | €67.45 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
SMC VALVES CHK BRS 450-4F4F-B Poppet Spring Check Valve Brass 1/4 Inch
€40.42 /unit
