The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-246-1091, 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 Corporation Dba Pneutronics Div Tube Fittings Division. Government technical data includes 17 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-246-1091 |
| Primary Part Number | 1/4X3/8FBTXSS |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 TUBE COUPLING NUT W/SLEEVE |
| Connection Style | FLARED (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 1.410 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Operating Pressure | 9600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.437 INCHES FIRST END IN |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Maximum Operating Temp | 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A FIRST END A |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | UNF FIRST END |
| 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 |
|---|---|
| AA67006-4-6KA | Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA) |
| 1/4X3/8FBTXSS PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| Reference | Meaning |
|---|---|
| 1/4X3/8FBTXSS | 5/9 Secondary reference U.S. Government activity |
| 35217-4X6 | C/1 Advisory reference — outside the item-of-supply concept Danfoss Power Solutions II, Llc |
| 35217-4X6 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| C35217-4X6 | 5/9 Secondary reference Dana Corp Weatherhead Div |
NSN 4730-01-246-1091 is a Adapter,straight,pipe to Tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-246-1091 has 2 manufacturer part numbers on file: AA67006-4-6KA (Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply), 1/4X3/8FBTXSS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
Key specifications for 1/4X3/8FBTXSS: Furnished Items and Quantity: 1 TUBE COUPLING NUT W/SLEEVE; Connection Style: FLARED (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 1.410 INCHES IN. 17 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.