The Coupling,tube, cataloged under National Stock Number 4730-01-148-7397, 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 10 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-148-7397 |
| Primary Part Number | SAE J512 8-8 040101B |
| Item Name | Coupling,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) ALL ENDS |
| Nominal Overall Length | 0.906 INCHES IN |
| Connection Type | THREADED INTERNAL TUBE ALL ENDS |
| Style Designator | RIGID, LONG CENTER WRENCHING FACILITY |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Seat Angle | 42.0 DEGREES ALL ENDS |
| Thread Class | 2B ALL ENDS |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | UNF ALL ENDS |
| 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 8-8 040101B PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| J512 | 5/9 Secondary reference U.S. Government activity |
| 442340 | 5/1 Secondary reference General Motors Corp |
| SAE J512 8 040101B | 5/9 Secondary reference Sae International Dba Sae International |
| SAE-J512 | 3/1 Design control — primary reference Sae International Dba Sae International |
| J512 | 5/9 Secondary reference Sae International Dba Sae International |
| SAE J512 8 040101B | 5/9 Secondary reference U.S. Government activity |
| 8040101 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-148-7397 is a Coupling,tube, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-148-7397 has 1 manufacturer part number on file: SAE J512 8-8 040101B (Sae International Dba Sae International).
Key specifications for SAE J512 8-8 040101B: Connection Style: INVERTED FLARE (TUBE) ALL ENDS; Nominal Overall Length: 0.906 INCHES IN; Connection Type: THREADED INTERNAL TUBE ALL ENDS; Style Designator: RIGID, LONG CENTER WRENCHING FACILITY. 10 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.