The Tee,tube, cataloged under National Stock Number 4730-00-702-6299, 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 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-702-6299 |
| Primary Part Number | MS21905J6 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-P-35,TY 1 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES ALL ENDS IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.031 INCHES NOMINAL ALL ENDS IN |
| Nominal Thread Size | 0.562 INCHES ALL ENDS IN |
| Seat Angle | 12.0 DEGREES ALL ENDS |
| Specification/standard Data | 96906-MS21905 GOVERNMENT STANDARD |
| Maximum Operating Temp | -40.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Maximum Operating Temp | 275.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Surface Treatment | PASSIVATE OVERALL |
| Media for Which Designed | AERONAUTICAL FLUID FIRST RESPONSE |
| Media for Which Designed | OXYGEN, GASEOUS SECOND RESPONSE |
| Thread Class | 3A ALL ENDS A |
| Material | STEEL COMP 304 OR STEEL COMP 316 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 |
|---|---|
| MS21905J6 PRIMARY | Sae International Dba Sae International (USA) |
| MS21905J6 | Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (ITA) |
| Reference | Meaning |
|---|---|
| MS21905J6 | 5/9 Secondary reference U.S. Government activity |
| MS21905J6 | 5/9 Secondary reference Globe Aerospace Inc |
| MS21905J6 | 5/9 Secondary reference U.S. Government activity |
| AS18280 | 5/9 Secondary reference Sae International Dba Sae International |
| AS21905 | 5/9 Secondary reference U.S. Government activity |
| MS21905J6 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| MS21905J6 | 5/9 Secondary reference Faber Enterprises, Inc. Div Faber Enterprise Inc |
| SAE-AS18280 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS21905J6 | 5/9 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| MS21905-6C | 5/9 Secondary reference U.S. Government activity |
| MS21905J6 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| AS21905 | 5/9 Secondary reference Sae International Dba Sae International |
| AS18280 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-702-6299 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 4730-00-702-6299 has 2 manufacturer part numbers on file: MS21905J6 (Sae International Dba Sae International), MS21905J6 (Leonardo Spa Aeronautics Division - Pomigliano D'arco Site).
Key specifications for MS21905J6: Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-P-35,TY 1 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Connection Style: FLARELESS (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 18 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.