The Tee,flange, cataloged under National Stock Number 4730-01-329-4997, 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 Rolls-Royce Marine North America Inc.. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-329-4997 |
| Primary Part Number | 23036146 |
| Item Name | Tee,flange |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rolls-Royce Marine North America Inc. |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | RECESSED WITH GASKET GROOVE ALL ENDS |
| Connection Type | FLANGE SECOND END |
| Connection Type | FLANGE FIRST END |
| Connection Type | FLANGE THIRD END |
| Operating Pressure | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Leg Length | 10.380 INCHES NOMINAL THIRD END IN |
| Leg Length | 7.400 INCHES NOMINAL FIRST END IN |
| Leg Length | 9.500 INCHES NOMINAL SECOND END IN |
| Reduced Passage Nominal Inside Diameter | 2.000 INCHES FIRST END IN |
| Reduced Passage Nominal Inside Diameter | 2.500 INCHES SECOND END IN |
| Reduced Passage Nominal Inside Diameter | 3.000 INCHES THIRD END IN |
| Bolt Hole Quantity | 6 FIRST END |
| Bolt Hole Quantity | 8 SECOND END |
| Bolt Hole Quantity | 6 ALL ENDS |
| Material | COPPER ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4730-01-329-4997 is a Tee,flange, manufactured by Rolls-Royce Marine North America Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-329-4997 has 2 manufacturer part numbers on file: 23036146 (Rolls-Royce Marine North America Inc.), 23036146 (Rolls-Royce Corporation).
Key specifications for 23036146: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: RECESSED WITH GASKET GROOVE ALL ENDS; Connection Type: FLANGE SECOND END; Connection Type: FLANGE FIRST END. 16 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.