The Tee,tube, cataloged under National Stock Number 4730-01-248-0890, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 25 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-248-0890 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES ALL ENDS |
| Flow Angle | 90.0 DEGREES |
| Flange Face Design | PLAIN ALL ENDS |
| Nominal Length | 3.000 INCHES SECOND END IN |
| Nominal Length | 3.000 INCHES FIRST END IN |
| Nominal Length | 2.380 INCHES THIRD END IN |
| Connection Type | FLANGE ALL ENDS |
| Material Document and Classification | QQ-A-601,COMP 3,T51 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Bolt Hole Nominal Diameter | 0.266 INCHES ALL ENDS IN |
| Leg Length | 2.500 INCHES NOMINAL SECOND END IN |
| Leg Length | 2.500 INCHES NOMINAL FIRST END IN |
| Leg Length | 3.840 INCHES NOMINAL THIRD END IN |
| Sweep Type | LONG |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 2.375 INCHES FIRST END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 2.375 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 1.812 INCHES THIRD END IN |
| Bolt Hole Quantity | 4 ALL ENDS |
| Nominal Width | 3.000 INCHES SECOND END IN |
| Nominal Width | 3.000 INCHES FIRST END IN |
| Nominal Width | 2.380 INCHES THIRD END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 2.375 INCHES FIRST END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 2.375 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 1.812 INCHES THIRD END IN |
| Material | ALUMINUM ALLOY 356.0 OVERALL |
| Nominal Thickness | 0.250 INCHES ALL ENDS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 35-6244 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-248-0890 is a Tee,tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-248-0890: Flange Shape: RECTANGULAR WITH HOLES ALL ENDS; Flow Angle: 90.0 DEGREES; Flange Face Design: PLAIN ALL ENDS; Nominal Length: 3.000 INCHES SECOND END IN. 25 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.