The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-026-3831, 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-026-3831 |
| Primary Part Number | SAE J514-2 4-6 080120SA |
| Item Name | Adapter,straight,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 TUBE COUPLING NUT W/SLEEVE AND 1 PREFORMED PACKING |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | FLARELESS (TUBE) FIRST END |
| Nominal Overall Length | 1.094 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Material Document and Classification | 66,300 SERIES FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.562 INCHES ALL ENDS IN |
| Seat Angle | 12.0 DEGREES FIRST END |
| Maximum Operating Temp | 250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Surface Treatment | PASSIVATE OVERALL |
| Media for Which Designed | AIR SECOND RESPONSE |
| Media for Which Designed | HYDRAULIC FLUID FIRST RESPONSE |
| Thread Class | 2A ALL ENDS A |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UNF 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 |
|---|---|
| 4-6 F5BU-SS | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| SAE J514-2 4-6 080120SA PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| 4-6F5BUSS | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Div Gas Turbine Fuel Systems |
| 4-6 F5BU-SS | 5/9 Secondary reference U.S. Government activity |
| 4-6 080120SA | 3/9 Design control — primary reference U.S. Government activity |
| 4-6F5BUSS | C/1 Advisory reference — outside the item-of-supply concept Parker Hannifin Corp Stratoflex Div Aircraft Fittings Opn |
| SAE-J514 | 5/9 Secondary reference Sae International Dba Sae International |
| 4-6 080120SA | 5/9 Secondary reference Sae International Dba Sae International |
| 4-6 F5BU-SS | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| SAE-J514-2 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 4730-01-026-3831 is a Adapter,straight,tube to Boss, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-026-3831 has 2 manufacturer part numbers on file: 4-6 F5BU-SS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), SAE J514-2 4-6 080120SA (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-220-2024. Verify interchangeability with system specifications before substitution.
Key specifications for SAE J514-2 4-6 080120SA: Furnished Items and Quantity: 1 TUBE COUPLING NUT W/SLEEVE AND 1 PREFORMED PACKING; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: FLARELESS (TUBE) FIRST END; Nominal Overall Length: 1.094 INCHES IN. 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.