The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-357-5881, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3010-01-357-5881 |
| Primary Part Number | WALDRON-C-36050 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Keyway Depth | 0.2500 INCHES NOMINAL BOTH ENDS IN |
| Securing Method | THREADED HOLE(S) FIRST END |
| Threaded Hole Location | BOTH ENDS: ON HUB |
| Bore Length | 1.8580 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INTERNAL GEAR |
| Keying Facility Type | KEYWAY BOTH ENDS |
| Outside Diameter | 5.375 INCHES NOMINAL IN |
| Features Provided | KEYWAY AND STANDARD GRID SPRING |
| Bore Shape | TAPERED BOTH ENDS |
| Keying Facility Quantity | 1 BOTH ENDS |
| Taper Largest Diameter | 1.9990 INCHES NOMINAL BOTH ENDS IN |
| Threaded Hole Quantity | 1 FIRST END |
| Thread Size Designator | 3/8-24 FIRST END |
| Keyway Width | 0.500 INCHES NOMINAL BOTH ENDS IN |
| Bore Diameter | 1.9990 INCHES NOMINAL BOTH ENDS IN |
| 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 |
|---|---|
| WALDRON-C-36050 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| C-36050 | 3/9 Design control — primary reference Somerset Engineering Div Midland-Ross Corp |
NSN 3010-01-357-5881 is a Coupling,shaft,flexible, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-357-5881 has 1 manufacturer part number on file: WALDRON-C-36050 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
1 possible match (shared part number, not a government interchangeability claim): 3010-01-357-6408. Verify interchangeability with system specifications before substitution.
Key specifications for WALDRON-C-36050: Keyway Depth: 0.2500 INCHES NOMINAL BOTH ENDS IN; Securing Method: THREADED HOLE(S) FIRST END; Threaded Hole Location: BOTH ENDS: ON HUB; Bore Length: 1.8580 INCHES NOMINAL BOTH ENDS IN. 15 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.