4381037850 – 1 in FNPT Stainless Steel Pipe Cross, Class 150, 316 Grade, Female Threaded
4381037850 – 1 in FNPT Stainless Steel Pipe Cross, Class 150, 316 Grade, Female Threaded
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Commercial Ordering FAQ
How do I verify that 4381037850 – 1 in FNPT Stainless Steel Pipe Cross, Class 150, 316 Grade, Female Threaded is the correct replacement part for my equipment?
Check the OEM part number (4381037850) against your equipment nameplate or the manufacturer's repair parts list before ordering. If you are not sure, call the National Boiler Supply order desk at 850-565-3492 and we can cross-reference your equipment model and serial numbers before the order ships.
What are the shipping and freight options for Generic orders?
Standard parcel orders ship quickly from commercial distribution centers. Shipping is a $35 flat rate on orders under $999, and qualifying orders of $999 or more ship free by ground. Heavy equipment that has to move by LTL freight is quoted after the order is placed and confirmed with you before dispatch.
Can contractors or facility managers request a formal quote or use a Purchase Order (PO)?
Yes. National Boiler Supply works with commercial contractors, mechanical engineers, municipalities, and facility teams. Call 850-565-3492 for a formal quote, bulk pricing, or PO and tax-exempt order processing.
What if this Generic part is marked Call to Order or needed for an emergency repair?
Call our order desk at 850-565-3492. We can confirm factory lead times right away and arrange expedited air or hot-shot delivery when a repair cannot wait.
National Boiler Supply supplies the 4381037850 Pipe to contractors, facility teams, and purchasing departments. Get fast dispatch, contractor-ready quotes, and order desk support at 850-565-3492.
Product Overview
It features four female FNPT (National Pipe Thread) connections arranged at 90° in one plane, each with a nominal pipe size of 1 inch. Designed to join or split flow among four pipe runs, this Class 150 fitting is rated for operation within 300 psi at 150°F. The fitting conforms to ASTM-A-351 material standards, ANSI/ASME B1.20.1 thread standards, and complies with MSS-SP-114 Class 150 pressure standards. Its silver finish corresponds to the inherent color of stainless steel.
Features
- Material: 316 Stainless Steel
- Fitting Type: Cross with four 1" female FNPT threaded connections
- Pressure Class: Class 150, rated for operation within 300 psi at 150°F
- Compliance: ASTM-A-351 for material; ANSI/ASME B1.20.1 for threads; MSS-SP-114 Class 150 pressure standards
- Dimensions: Outside diameter approximately 1-51/64" with an overall length of 2 7/8"
- Configuration: Four-way fitting with connections arranged at 90° in one plane
- omit from description
Technical Specifications
| Manufacturer Part Number | 4381037850 |
|---|
OEM Part Verification: Confirm part number 4381037850 against your equipment nameplate or parts list before ordering. Our order desk can cross-check it for you.
Order Desk Support: Call 850-565-3492 for formal quotes, lead times, and volume pricing.
Related Components & Replacement Parts
- 4381037860 – Cross, SS, Thrd 1-1/4", Thrd 1-1/4" – OEM Part # 4381037860
- 4381037800 – Cross, SS, Thrd 1/8", Thrd 1/8" – OEM Part # 4381037800
- 4381037890 – Cross, SS, Thrd 2-1/2", Thrd 2-1/2" – OEM Part # 4381037890
- 4381037290 – Plug, Stainless Steel, Threaded 2 1/2 in – OEM Part # 4381037290
- 4381037900 – Cross, SS, Thrd3" – OEM Part # 4381037900
Need help confirming a part number or cross-reference? Call our order desk at 850-565-3492.
Corporate Procurement & PO Processing
Formal Purchase Orders (POs) and tax-exempt ordering are accepted for commercial contractors and institutional facilities.
Apply for Trade Account & Terms →📋 Procurement & Shipping Notice
- LTL Freight Dispatch: Heavy commercial units ship directly via insured LTL carrier with delivery coordination included.
- Project Timelines & Submittals: Need guaranteed delivery dates, formal submittals, or tax-exempt processing?
👉 Request a Commercial Quote or contact our procurement team for direct freight scheduling.