The Tee,pipe, cataloged under National Stock Number 4730-01-286-0220, 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 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-286-0220 |
| Item Name | Tee,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Nominal Pipe Size Accommodated | 0.250 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 0.250 INCHES SECOND END IN |
| Nominal Pipe Size Accommodated | 0.250 INCHES THIRD END IN |
| Connection Style | SOCKET (PIPE) FIRST END |
| Connection Style | SOCKET (PIPE) SECOND END |
| Connection Style | SOCKET (PIPE) THIRD END |
| Connection Type | BUTT WELD PIPE FIRST END |
| Connection Type | BUTT WELD PIPE SECOND END |
| Connection Type | BUTT WELD PIPE THIRD END |
| Material Document and Classification | ASTM-A403-GR-W+304 MIL STD SINGLE MATERIAL RESPONSE OVERALL |
| Leg Length | 0.820 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.820 INCHES NOMINAL THIRD END IN |
| Leg Length | 0.820 INCHES NOMINAL SECOND END IN |
| Specification/standard Data | 80204-B16.11 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 3000 CLASS AND 304 GRADE AND 4 TABLE |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE 40 SECOND END |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE 40 FIRST END |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE 40 THIRD END |
| Material | STEEL COMP 304 OVERALL |
| 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 |
|---|---|
| B16.11 | 5/1 Secondary reference U.S. Government activity |
| ANSI-B16.11 .250SW CL3000 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-286-0220 is a Tee,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-286-0220: Flow Angle: 90.0 DEGREES; Nominal Pipe Size Accommodated: 0.250 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 0.250 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 0.250 INCHES THIRD END IN. 20 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.