The Tee,tube to Boss, cataloged under National Stock Number 4730-01-031-7159, 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 Parker Hannifin Corp Stratoflex Div Aircraft Fittings Opn. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-031-7159 |
| Primary Part Number | ER834J060604 |
| Item Name | Tee,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker Hannifin Corp Stratoflex Div Aircraft Fittings Opn |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE THIRD END BULKHEAD |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES THIRD END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.086 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.086 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.665 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.438 INCHES THIRD END IN |
| Nominal Thread Size | 0.562 INCHES SECOND END IN |
| Nominal Thread Size | 0.438 INCHES THIRD END BULKHEAD IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Seat Angle | 12.0 DEGREES ALL ENDS |
| Maximum Operating Temp | 135.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Surface Treatment | PASSIVATE OVERALL |
| Media for Which Designed | FLUID SINGLE RESPONSE |
| Thread Class | 3A ALL ENDS A |
| Thread Class | 3A THIRD END BULKHEAD A |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) THIRD END BULKHEAD |
| 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 |
|---|---|
| ER834J060604 PRIMARY | Parker Hannifin Corp Stratoflex Div Aircraft Fittings Opn (USA) |
| AS1009J060604 PRIMARY | Sae International Dba Sae International (USA) |
| AFP508C060604 PRIMARY | Aerofit, Llc (USA) |
| Reference | Meaning |
|---|---|
| AS1009J060604 | 3/9 Design control — primary reference U.S. Government activity |
| AS1009 | 5/1 Secondary reference Sae International Dba Sae International |
| MIL-F-18280 | 5/9 Secondary reference U.S. Government activity |
| CVC4265J060604 | 3/2 Design control — primary reference U.S. Government activity |
| AS1009 | 5/9 Secondary reference U.S. Government activity |
| ER834 | D/9 Drawing number reference only Dana Corp Weatherhead Div |
| SAE-AS18280 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 4730-01-031-7159 is a Tee,tube to Boss, manufactured by Parker Hannifin Corp Stratoflex Div Aircraft Fittings Opn, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-031-7159 has 3 manufacturer part numbers on file: ER834J060604 (Parker Hannifin Corp Stratoflex Div Aircraft Fittings Opn), AS1009J060604 (Sae International Dba Sae International), AFP508C060604 (Aerofit, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-199-4578. Verify interchangeability with system specifications before substitution.
Key specifications for ER834J060604: Surface Treatment Document and Classification: QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Connection Style: FLARELESS (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Connection Type: THREADED EXTERNAL TUBE THIRD END BULKHEAD. 24 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.