The Tee,pipe to Tube, cataloged under National Stock Number 4730-01-281-1591, 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 23 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-281-1591 |
| Primary Part Number | SAE J513 6-6-8 010425BA |
| 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 LONG COUPLING NUT |
| Connection Style | PLAIN (PIPE) THIRD END |
| Connection Style | FLARED (TUBE) SECOND END |
| Connection Style | FLARED (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL PIPE THIRD END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Leg Length | 1.141 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.141 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.260 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.625 INCHES FIRST END IN |
| Nominal Thread Size | 0.625 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES THIRD END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Seat Angle | 37.0 DEGREES SECOND END |
| Specification/standard Data | 81343-J513 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Thread Class | 2A ALL ENDS A |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT THIRD END |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SAE J513 6-6-8 010425BA PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| 6-6-8 010425BA | 5/9 Secondary reference Sae International Dba Sae International |
| J513 | 5/1 Secondary reference Sae International Dba Sae International |
| SAE-J513 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 145F-6-8 | 3/2 Design control — primary reference U.S. Government activity |
| J513 | 5/9 Secondary reference U.S. Government activity |
| 6-6-8 010425BA | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-281-1591 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 4730-01-281-1591 has 1 manufacturer part number on file: SAE J513 6-6-8 010425BA (Sae International Dba Sae International).
Key specifications for SAE J513 6-6-8 010425BA: Furnished Items and Quantity: 2 LONG COUPLING NUT; Connection Style: PLAIN (PIPE) THIRD END; Connection Style: FLARED (TUBE) SECOND END; Connection Style: FLARED (TUBE) FIRST END. 23 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.