The Tee,pipe to Tube, cataloged under National Stock Number 4730-01-396-1399, 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 24 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-396-1399 |
| Item Name | Tee,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Style | FLARELESS (TUBE) THIRD END |
| Connection Style | FLARELESS (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE THIRD END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES THIRD END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Leg Length | 1.220 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.250 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.250 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Nominal Thread Size | 0.750 INCHES THIRD END IN |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 12.0 DEGREES THIRD END |
| Seat Angle | 12.0 DEGREES FIRST END |
| Specification/standard Data | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 22C FIGURE |
| Thread Class | 2A FIRST END A |
| Thread Class | 2A THIRD END A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | UNF THIRD END |
| Thread Series Designator | UNF FIRST END |
| 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 |
|---|---|
| MIL-DTL-18866 | 4/1 Identification reference U.S. Government activity |
| MIL-F-18866 | 5/9 Secondary reference U.S. Government activity |
| MS51824-11SSA | 5/9 Secondary reference U.S. Government activity |
| MS51824-11SS | 2/2 Government specification standardization U.S. Government activity |
| 8RBU-SS | 5/1 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 7767X8 | 5/1 Secondary reference Danfoss Power Solutions II, Llc |
| 7767X8 | 5/9 Secondary reference Dana Corp Weatherhead Div |
NSN 4730-01-396-1399 is a Tee,pipe to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-396-1399: Connection Style: FLARELESS (TUBE) THIRD END; Connection Style: FLARELESS (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Connection Type: THREADED EXTERNAL PIPE SECOND END. 24 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.