The Tee,pipe to Tube, cataloged under National Stock Number 4730-01-075-7310, 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 22 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through both NSN and commercial part number lookups. 16 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-075-7310 |
| Primary Part Number | SAE J512 6-6-4 040427B |
| 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 |
| Connection Style | INVERTED FLARE (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) THIRD END |
| Connection Style | INVERTED FLARE (TUBE) SECOND END |
| Connection Type | THREADED INTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL PIPE THIRD END |
| Connection Type | THREADED INTERNAL TUBE FIRST 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 | 1.470 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.470 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.560 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Nominal Thread Size | 0.250 INCHES THIRD END IN |
| Seat Angle | 42.0 DEGREES FIRST END |
| Seat Angle | 42.0 DEGREES SECOND END |
| Specification/standard Data | 81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 7C FIGURE |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT THIRD END |
| Thread Series Designator | NPT SECOND END |
| Thread Series Designator | NPT 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 |
| Part Number | Manufacturer |
|---|---|
| SAE J512 6-6-4 040427B PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| 178917 | 5/1 Secondary reference Rolls-Royce Solutions America Inc |
| 252IFHD-6-4 | 5/1 Secondary reference U.S. Government activity |
| 6-6-4 040427B | 5/9 Secondary reference Sae International Dba Sae International |
| J512 | 5/9 Secondary reference U.S. Government activity |
| 178917 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 178917 | 5/1 Secondary reference General Motors Corp |
| 178917 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 178917 | 5/1 Secondary reference General Motors Llc Dba General Motors Llc |
| J512 | 5/1 Secondary reference Sae International Dba Sae International |
| 6-6-6 040427B | 5/9 Secondary reference U.S. Government activity |
| 6-6-4-040427 | 5/9 Secondary reference U.S. Government activity |
| 6-6-4 040427B | 5/9 Secondary reference U.S. Government activity |
| SAE-J512 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 652X6 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| 4730010757310 | 5/9 Secondary reference E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 652X6 | C/1 Advisory reference — outside the item-of-supply concept Danfoss Power Solutions II, Llc |
NSN 4730-01-075-7310 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 4730-01-075-7310 has 1 manufacturer part number on file: SAE J512 6-6-4 040427B (Sae International Dba Sae International).
Key specifications for SAE J512 6-6-4 040427B: Connection Style: INVERTED FLARE (TUBE) FIRST END; Connection Style: PLAIN (PIPE) THIRD END; Connection Style: INVERTED FLARE (TUBE) SECOND END; Connection Type: THREADED INTERNAL TUBE SECOND END. 22 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.