The Tee,tube, cataloged under National Stock Number 4730-01-651-7973, 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 13 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-651-7973 |
| Primary Part Number | AS4411R020204 |
| 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 | FLARED (TUBE) ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.1250 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.1250 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.2500 INCHES THIRD END IN |
| Nominal Thread Size | 0.3125 INCHES SECOND END IN |
| Nominal Thread Size | 0.3125 INCHES FIRST END IN |
| Nominal Thread Size | 0.4375 INCHES THIRD END IN |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Thread Quantity Per Inch | 20 THIRD END |
| Thread Quantity Per Inch | 24 SECOND END |
| Thread Quantity Per Inch | 24 FIRST END |
| 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 |
|---|---|
| AS4411R020204 | Precision Aircraft Machining Company, Inc. Dba Pamco Div Precision Aircraft Machining Co Dba Pamco (USA) |
| AS4411R020204 | Aerofit, Llc (USA) |
| AS4411R020204 PRIMARY | Sae International Dba Sae International (USA) |
| AS4411R020204 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| AS4411R020204 | Faber Enterprises, Inc. Div Faber Enterprise Inc (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS4841 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AS4411R020204 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-651-7973 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 4730-01-651-7973 has 5 manufacturer part numbers on file: AS4411R020204 (Precision Aircraft Machining Company, Inc. Dba Pamco Div Precision Aircraft Machining Co Dba Pamco), AS4411R020204 (Aerofit, Llc), AS4411R020204 (Sae International Dba Sae International), AS4411R020204 (Sps Technologies, Llc Dba Airdrome Precision Components), AS4411R020204 (Faber Enterprises, Inc. Div Faber Enterprise Inc).
Key specifications for AS4411R020204: Connection Style: FLARED (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Nominal Outside Diameter Tube Accommodated: 0.1250 INCHES SECOND END IN; Nominal Outside Diameter Tube Accommodated: 0.1250 INCHES FIRST END IN. 13 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.