The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-517-1856, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-517-1856 |
| Primary Part Number | 246B |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — No Item Name Available |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| Status | ACTIVE |
| Taper Largest Diameter | 2.0000 INCHES MINIMUM AND 2.0005 INCHES MAXIMUM BOTH ENDS IN |
| Outside Diameter | 6.999 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN |
| Taper Minor Diameter | 1.8790 INCHES MINIMUM AND 1.8795 INCHES MAXIMUM BOTH ENDS IN |
| Features Provided | EXPOSED COUPLING BOLT TYPE AND MILL MOTOR AND SHROUDED COUPLING BOLT TYPE |
| Bore Shape | TAPERED BOTH ENDS |
| Keying Facility Quantity | 1 BOTH ENDS |
| Bore Length | 1.9380 INCHES NOMINAL BOTH ENDS IN |
| Keyway Width | 0.375 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INTERNAL GEAR |
| Keying Facility Type | KEYWAY BOTH ENDS |
| Keyway Depth | 0.1880 INCHES NOMINAL BOTH ENDS IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 246B | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 246B | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 246B PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| 246B | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
NSN 3010-00-517-1856 is a Coupling,shaft,flexible, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 3010 (No Item Name Available). Status: active.
NSN 3010-00-517-1856 has 4 cross-referenced part numbers: 246B (Siemens Energy, Inc. Dba Dresser-Rand), 246B (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), 246B (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 246B (Dresser-Rand Co Worthington Compressor Opn a Joint Venture).
There are 3 known substitutes for 3010-00-517-1856: 6675-00-470-2608, 5950-00-991-9251, 4730-01-190-3570. Verify interchangeability with system specifications before substitution.
Key specifications for 246B: Taper Largest Diameter: 2.0000 INCHES MINIMUM AND 2.0005 INCHES MAXIMUM BOTH ENDS IN; Outside Diameter: 6.999 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN; Taper Minor Diameter: 1.8790 INCHES MINIMUM AND 1.8795 INCHES MAXIMUM BOTH ENDS IN; Features Provided: EXPOSED COUPLING BOLT TYPE AND MILL MOTOR AND SHROUDED COUPLING BOLT TYPE. 12 total characteristics are documented in the Federal Logistics Information System.