The Tee,pipe to Tube, cataloged under National Stock Number 4730-01-081-5546, 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 Sae International Dba Sae International. Government technical data includes 26 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-081-5546 |
| Primary Part Number | SAE J246 4-4-4 100424B |
| Item Name | Tee,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Furnished Items and Quantity | 2 TUBE COUPLING NUT W/SLEEVE |
| Connection Style | FLARELESS (TUBE) THIRD END |
| Connection Style | FLARELESS (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Criticality Code Justification | FEAT |
| 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 | 0.250 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES THIRD END IN |
| Leg Length | 1.000 INCHES NOMINAL THIRD END IN |
| Leg Length | 0.870 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.000 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 0.438 INCHES THIRD END IN |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Seat Angle | 12.0 DEGREES THIRD END |
| Seat Angle | 12.0 DEGREES FIRST END |
| Thread Class | 3A FIRST END A |
| Thread Class | 3A THIRD END A |
| Thread Quantity Per Inch | 24 FIRST END |
| Thread Quantity Per Inch | 24 THIRD END |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | UNS THIRD END |
| Thread Series Designator | UNS FIRST END |
| Thread Series Designator | NPT SECOND END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| SAE J246 4-4-4 100424B PRIMARY | Sae International Dba Sae International (USA) |
| 104554A | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| J246 040404 100424B | 5/9 Secondary reference Sae International Dba Sae International |
| VS271NTA-4-4 | 5/1 Secondary reference U.S. Government activity |
| 271NTA4-4 | 5/1 Secondary reference Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
| 271NTA4-4 | 5/1 Secondary reference U.S. Government activity |
| 271NTA4-4 | 5/9 Secondary reference U.S. Government activity |
| J246 040404 100424B | 3/9 Design control — primary reference U.S. Government activity |
| 104554A | 5/9 Secondary reference Oshkosh Corp |
| SAE-J246 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 4730-01-081-5546 is a Tee,pipe to Tube, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-081-5546 has 2 manufacturer part numbers on file: SAE J246 4-4-4 100424B (Sae International Dba Sae International), 104554A (Oshkosh Defense Llc).
Key specifications for SAE J246 4-4-4 100424B: Furnished Items and Quantity: 2 TUBE COUPLING NUT W/SLEEVE; Connection Style: FLARELESS (TUBE) THIRD END; Connection Style: FLARELESS (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END. 26 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.