
Commercial Ordering FAQ
How do I verify that 4381001220 – Pipe Flange, Schedule 10, 316/316 L Stainless Steel, 1 in Nominal Pipe Size, Raised Face is the correct replacement part for my equipment?
Check the OEM part number (4381001220) 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.
Order the 4381001220 Pipe Flange from National Boiler Supply. Call our order desk at 850-565-3492 for a formal quote or a part number cross-check.
Product Overview
It facilitates connection and directional changes in stainless steel pipes, accommodating various plumbing or mechanical setups where it is rated for use in piping systems requiring corrosion resistance and structural integrity. Material: Stainless steel, offering resistance to corrosion and maintaining structural integrity under different conditions. - Product category: Pipe fittings, indicating its role in connecting or altering pipe configurations. - Designed specifically for use with stainless steel pipes.
Features
- Material: Stainless steel, offering resistance to corrosion and maintaining structural integrity under different conditions.
- Product category: Pipe fittings, indicating its role in connecting or altering pipe configurations.
- Designed specifically for use with stainless steel pipes.
Technical Specifications
| Manufacturer Part Number | 4381001220 |
|---|
OEM Part Verification: Confirm part number 4381001220 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.
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.