FREE delivery on orders over €150
Product Specifications:
| Item | Concentric Reducer Coupling |
| Basic Fitting Shape | Concentric Reducer |
| Color | Silver |
| Fitting Material | Stainless Steel |
| Fitting Side A Nominal Pipe Size | 2 1/2" |
| Fitting Side A Type | Butt Weld |
| Fitting Side B Nominal Pipe Size | 4" |
| Fitting Side B Type | Butt Weld |
| For Pipe Schedule | 40 |
| Included Pre-applied Thread Sealant | No |
| Included Seals | No |
| Material Grade | Grade 304 |
| Max. Operating Pressure | Refer To Specification |
| Pipe Fitting Material | Stainless Steel |
| Schedule | Schedule 40 |
| Specific Fitting Shape | Concentric Reducer Coupling |
| Standards | Astm A403, Astm A960, Astm B16.9, Mss Sp-43 |
Shipping Info:
| Ship weight (kg) | 1.62 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Variants
| Model | Fitting Material | Fitting Side A Nominal Pipe Size | Fitting Side B Nominal Pipe Size | Schedule | Max. Operating Pressure | Class | Material Grade | Specific Fitting Shape | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 4381012570 | Stainless Steel | 1 1/2" | 2 1/2" | Schedule 10 | 275 psi | - | Grade 316 | Concentric Reducer Coupling | €206.15 | |
| 4381012540 | Stainless Steel | 1 1/2" | 2" | Schedule 10 | 275 psi | - | Grade 316 | Concentric Reducer Coupling | €51.92 | |
| 4381016200 | Stainless Steel | 1 1/2" | 3" | Schedule 40 | Refer To Specification | - | Grade 304 | Concentric Reducer Coupling | €64.54 | |
| 4381009210 | Stainless Steel | 1 1/2" | 3" | Schedule 10 | 275 psi | - | Grade 304 | Concentric Reducer Coupling | €53.47 | |
| 4381019240 | Stainless Steel | 1 1/2" | 4" | Schedule 40 | Refer To Specification | - | Grade 316 | Concentric Reducer Coupling | €134.64 | |
| 4381016230 | Stainless Steel | 1 1/2" | 4" | Schedule 40 | Refer To Specification | - | Grade 304 | Concentric Reducer Coupling | €154.07 | |
| 4381012640 | Stainless Steel | 1 1/2" | 4" | Schedule 10 | 275 psi | - | Grade 316 | Concentric Reducer Coupling | €94.32 |
Explore Products
- VERMONT GAGE 911158200 Pin Gage, Class ZZ, Go, BG, 0.582 Inch Size
- DYNABRADE 15387
- GROVE GEAR EL8240194.00 EL-BMQ824-7.5-R-140 Right Angle Gear Reducer, 7.5 to 1 Ratio, 1.125 Inch Right Output Shaft, 143-5TC NEMA Input, 233 RPM Output
- KERN AND SOHN SET-101
- BISHOP-WISECARVER UT0WPAPR Carriage Assembly 17.7 x 18 x 79.9 Mm
- SUPCO SH203
- MORSE CUTTING TOOLS 56373 Ballnose End Mill, 1/8 Inch Dia., 1/8 Inch Shank, 3/8 Inch Depth
- SPEEDAIRE 7D721 Filter/Regulator/Lubricator, 1/2 in NPT, 60 cfm, 150 psi Max Op Pressure, 5 micron, Mist
Explore More
- KEYSHAFT
- OEM Replacement Motors
- LED Can Light Housings and Pans
- Rubber Cord
- Power Energy Meters
- Emergency Shelter Heaters and Air Conditioners
- LOC-LINE Fixed Mount
- REVCOR Heavy Duty Propeller
- ASHCROFT E Bimetallic Thermometer, 5 Inch External Adjust, Rear Connection
- MUELLER INDUSTRIES 862SS-BC Y Strainers
- ANVIL AS3064 Series Post Bases
- BRADY Ribbon Cartridges
- VESTIL Low Profile Lite Load Lifts
- VERMONT GAGE Go Standard Thread Plug Gages, 1 1/8-7 Unc Lh
- WATTS RK-LF709 Series Backflow Preventer Repair Kit
- PLAST-O-MATIC TABRA Series Air Actuated Ball Valves, CPVC
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
GRAINGER 4381016250 Concentric Reducer Coupling, 2 1/2 Inch X 4 Inch Pipe
€156.66 /unit

