National Stock Number
Pipe Flange — Fittings and Specialties; Hose, Pipe, and Tube (FSC 4730) · Part No. MIL-F-20670 TYPE C 3 INCH
| National Stock Number | 4730-00-256-8559 |
|---|---|
| Item name | Pipe Flange |
| FLIS item name | Flange, Pipe |
| Part number (commercial reference) | MIL-F-20670 TYPE C 3 INCH |
| Alternate references | MIL-F-20670; MILF20670; B110TYPEC |
| Unit of issue | EA |
| NIIN | 002568559 |
| NIIN assigned by | United States (NCB code 00) |
| Federal Supply Class (FSC) | 4730 — Fittings and Specialties; Hose, Pipe, and Tube |
| Federal Supply Group (FSG) | 47 — Pipe, Tubing, Hose, and Fittings |
| Unit price (USD) | $105.14 |
| Country of origin | Türkiye (Turkey) |
| Lead time | Within 90 days of order |
| Minimum order | May apply — confirm on quote |
| Documentation | Source documentation provided on all orders |
Characteristics decoded from the federal cataloging record for this pipe flange. Confirm controlling dimensions against your drawing or standard sheet before ordering.
| Material | Steel |
|---|---|
| Thickness | 0.562 Inches Nominal |
Fluid-line connection hardware including tube and pipe fittings, adapters, elbows, tees, unions, couplings, nipples, and bushings used to join, branch, and terminate hose, pipe, and tube.
A 3-inch pipe flange conforming to MIL-F-20670 Type C for steam, gas, oil, and water service.
Price in context. Across the 317 items we currently stock in FSC 4730 (Fittings and Specialties; Hose, Pipe, and Tube), published unit prices run from $0.38 to $11,915.64. At $105.14, this item sits well above the class median of $26.28 — typical of assemblies and higher-value line items in this class.
Typical applications. Hydraulic, pneumatic, fuel, and coolant lines on vehicles, aircraft, and ground support equipment.
Applicable standards. MS/AN flare and flareless fittings, SAE J514, MIL-DTL; steel, stainless, brass, and aluminum.
NSN 4730-00-256-8559 is supplied by Quick Brown Fox Solutions as a stock resale item. For custom-manufactured or prototype parts to your print, see our U.S.-based CNC machining services.
Country of origin: Türkiye (Turkey). Turkey is a NATO ally and a normal-trade-relations partner of the United States, and Turkish-origin end items are eligible for a wide range of U.S. federal and DLA procurements.
TAA note: Turkey is not a Trade Agreements Act (TAA) designated country, so these items are generally not eligible for TAA-covered solicitations. They are offerable under the Buy American Act and many non-TAA DLA buys. Buyers are responsible for confirming the origin requirements of their specific solicitation.
Full country-of-origin and source documentation is provided with every order. Fulfillment within 90 days of order. Minimum order may apply.
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