The Shaft Assembly,flexible, cataloged under National Stock Number 1680-00-089-3228, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is B.w. Elliott Manufacturing Co., Llc. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-00-089-3228 |
| Primary Part Number | R196M26 |
| Item Name | Shaft Assembly,flexible |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | B.w. Elliott Manufacturing Co., Llc |
| Status | ACTIVE |
| FSC Application Data | ACTUATOR,ELECTRO-MECH ROTARY |
| Width Across Flats | 0.750 INCHES NOMINAL BOTH ENDS IN |
| Spline Type | STRAIGHT BOTH ENDS |
| Overall End Size | BOTH ENDS: 0.750 IN. HIGH IN |
| Cross Section Size and Location | 0.410 INCHES NOMINAL DIAMETER BOTH ENDS IN |
| Spline Length | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Thread Depth | 0.440 INCHES NOMINAL BOTH ENDS IN |
| Pitch Diameter | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Spline Major Diameter | 0.270 INCHES NOMINAL BOTH ENDS IN |
| Thread Location | INTERNAL BOTH ENDS |
| Core Diameter | 0.212 INCHES NOMINAL IN |
| Torsional Deflection Rating | 2.4 DEG FT-LB IN |
| Thread Direction | RIGHT-HAND BOTH ENDS |
| Spline Pressure Angle in Deg | 14.500 BOTH ENDS |
| Spline Quantity | 12 BOTH ENDS |
| Casing Length Between Ferrules | 12.760 INCHES NOMINAL IN |
| Core Rotation Direction | COUNTERCLOCKWISE |
| Shank Outside Diameter | 0.470 INCHES NOMINAL BOTH ENDS IN |
| Core Removability | NONREMOVABLE |
| Core Overall Length | 13.700 INCHES NOMINAL IN |
| Screw Thread Series Designator | UNS BOTH ENDS |
| Surface Treatment | ZINC CASING |
| Protective Coating Method | COATED CASING |
| Thread Class | 2A BOTH ENDS A |
| Minor Diameter | UNABLE TO DECODE |
| Wrenching Facility Type | HEXAGON BOTH ENDS |
| Material | STEEL CORE |
| Material | STEEL CASING |
| Casing Outside Diameter | 0.470 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| R196M26 | B.w. Elliott Manufacturing Co., Llc (USA) |
| R196M26 | Aviarms Support Corp (USA) |
| 53-64016-11 | Aviarms Support Corp (USA) |
| 53-64016-11 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| R196M26 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1680-00-089-3228 is a Shaft Assembly,flexible, manufactured by B.w. Elliott Manufacturing Co., Llc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-00-089-3228 has 4 manufacturer part numbers on file: R196M26 (B.w. Elliott Manufacturing Co., Llc), R196M26 (Aviarms Support Corp), 53-64016-11 (Aviarms Support Corp), 53-64016-11 (The Boeing Company Div Defense).
Key specifications for R196M26: FSC Application Data: ACTUATOR,ELECTRO-MECH ROTARY; Width Across Flats: 0.750 INCHES NOMINAL BOTH ENDS IN; Spline Type: STRAIGHT BOTH ENDS; Overall End Size: BOTH ENDS: 0.750 IN. HIGH IN. 29 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.
NSN 1680-00-089-3228 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.