The Ferrule,brazing,tube Fitting, cataloged under National Stock Number 4730-00-278-0659, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-278-0659 |
| Primary Part Number | 157D2 |
| Item Name | Ferrule,brazing,tube Fitting |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Curtiss-Wright Controls, Inc. Div Actuation Division |
| Status | CANCELLED |
| Sleeve Outside Diameter | 0.469 INCHES NOMINAL IN |
| Seat Radius | 0.328 INCHES NOMINAL IN |
| Flange Inside Diameter | 0.281 INCHES NOMINAL IN |
| Flange Outside Diameter | 0.547 INCHES NOMINAL IN |
| Hose/tube Outside Diameter for Which Designed | 0.375 INCHES NOMINAL IN |
| Distance From Flanged End to Tubing Clearance Hole | 0.219 INCHES NOMINAL IN |
| Style Designator | COMPRESSION |
| Flange Face Diameter | 0.328 INCHES NOMINAL IN |
| Flange Width | 0.156 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Casehardening Indicator | NOT CASEHARDENED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 157D2 | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
| 15702 | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
| AN800-6 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| MIL-DTL-6001 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4730-00-278-0659 is a Ferrule,brazing,tube Fitting, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-278-0659 has 4 cross-referenced part numbers: 157D2 (Curtiss-Wright Controls, Inc. Div Actuation Division), 15702 (Curtiss-Wright Controls, Inc. Div Actuation Division), AN800-6 (Aeronautical Standards Group Dept of Navy and Air Force), MIL-DTL-6001 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 6 known substitutes for 4730-00-278-0659: 1660-00-055-1537, 4320-00-468-0918, 4310-00-659-0250 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 157D2: Sleeve Outside Diameter: 0.469 INCHES NOMINAL IN; Seat Radius: 0.328 INCHES NOMINAL IN; Flange Inside Diameter: 0.281 INCHES NOMINAL IN; Flange Outside Diameter: 0.547 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-278-0659 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.