The Tee,tube to Boss, cataloged under National Stock Number 4730-01-646-0203, 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 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-646-0203 |
| Primary Part Number | AS1039W080808 |
| Item Name | Tee,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Nominal Thread Size | 16.0 INCHES ALL ENDS IN |
| Seat Angle | 60.0 DEGREES ALL ENDS |
| Thread Class | 16 ALL ENDS |
| Material | ALUMINUM OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| AS1039W080808 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS4841 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AS1039W080808 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4730-01-646-0203 is a Tee,tube to Boss, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-646-0203 has 1 manufacturer part number on file: AS1039W080808 (Sae International Dba Sae International).
Key specifications for AS1039W080808: Connection Style: FLARED (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL PIPE ALL ENDS; Nominal Thread Size: 16.0 INCHES ALL ENDS IN; Seat Angle: 60.0 DEGREES ALL ENDS. 7 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.