The Flange,pipe, cataloged under National Stock Number 4730-01-463-6197, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Fonderie St-Romuald Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-463-6197 |
| Primary Part Number | 2003300 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Fonderie St-Romuald Inc |
| Status | ACTIVE |
| Socket Diameter | 3.543 INCHES NOMINAL IN |
| Flange Diameter | 7.500 INCHES NOMINAL IN |
| Face Seating Surface Condition | MACHINED |
| Maximum Operating Temp and Media for Which Designed | 425.0 FAHRENHEIT STEAM AND 200.0 FAHRENHEIT WATER AND 200.0 FAHRENHEIT GAS AND 200.0 FAHRENHEIT OIL DEGF |
| Operating Pressure and Type | 200.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) GAS MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) OIL MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Flange Section Style | PLAIN FACE, SOCKET BRAZING NECK W/O BRAZING RING |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Bolt Hole Diameter | 0.750 INCHES NOMINAL IN |
| Neck Height | 0.500 INCHES NOMINAL IN |
| Material Document and Classification | ASME B16.5 ASSN STD SINGLE MATERIAL RESPONSE |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 6.000 INCHES NOMINAL IN |
| Bore Diameter | 3.068 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Thickness | 0.625 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2003300 | Fonderie St-Romuald Inc (CAN) |
| Reference | Meaning |
|---|---|
| 22133500 | 5/9 Secondary reference W & O Supply Inc |
| 810-4715319 FIG 2-C,ITEM NO. 3 | 3/2 Design control — primary reference U.S. Government activity |
| 810-4715319 | D/9 Drawing number reference only U.S. Government activity |
NSN 4730-01-463-6197 is a Flange,pipe, manufactured by Fonderie St-Romuald Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-463-6197 has 1 manufacturer part number on file: 2003300 (Fonderie St-Romuald Inc).
1 possible match (shared part number, not a government interchangeability claim): 4330-01-475-3575. Verify interchangeability with system specifications before substitution.
Key specifications for 2003300: Socket Diameter: 3.543 INCHES NOMINAL IN; Flange Diameter: 7.500 INCHES NOMINAL IN; Face Seating Surface Condition: MACHINED; Maximum Operating Temp and Media for Which Designed: 425.0 FAHRENHEIT STEAM AND 200.0 FAHRENHEIT WATER AND 200.0 FAHRENHEIT GAS AND 200.0 FAHRENHEIT OIL DEGF. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.