The Tee,tube, cataloged under National Stock Number 4730-01-544-8237, 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 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-544-8237 |
| Primary Part Number | AS4809T04 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) THIRD END |
| Connection Style | PLAIN (TUBE) SECOND END |
| Connection Style | SWIVEL NUT, GASKET SEAL (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL TUBE THIRD END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Material Document and Classification | AMS 4965, 6AL-4V ASSN STD ALL MATERIAL RESPONSES OVERALL V |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 0.617 INCHES NOMINAL SECOND END IN |
| Leg Length | 0.617 INCHES NOMINAL THIRD END IN |
| Leg Length | 0.808 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| Thread Class | 2A SECOND END A |
| Thread Class | 2A THIRD END A |
| Thread Class | 2B FIRST END |
| Thread Quantity Per Inch | 24 ALL ENDS |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNJS 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 |
|---|---|
| AS4809T04 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS4809T04 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4730-01-544-8237 is a Tee,tube, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-544-8237 has 1 manufacturer part number on file: AS4809T04 (Sae International Dba Sae International).
Key specifications for AS4809T04: Connection Style: PLAIN (TUBE) THIRD END; Connection Style: PLAIN (TUBE) SECOND END; Connection Style: SWIVEL NUT, GASKET SEAL (TUBE) FIRST END; Connection Type: THREADED EXTERNAL TUBE THIRD END. 19 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.