The Insert,flexible Coupling, cataloged under National Stock Number 3010-01-284-4936, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rexnord Industries, Llc Div Couplings Division. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-284-4936 |
| Primary Part Number | 210689 |
| Item Name | Insert,flexible Coupling |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Rexnord Industries, Llc Div Couplings Division |
| Status | ACTIVE |
| Overall Thickness | 0.250 INCHES NOMINAL IN |
| Style Designator | MULTIPLE HOLES, ROUND BORE |
| Overall Outside Diameter | 6.063 INCHES NOMINAL IN |
| Bolt Hole Quantity | 8 |
| Bolt Circle Diameter | 4.822 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 210689 PRIMARY | Rexnord Industries, Llc Div Couplings Division (USA) |
| Reference | Meaning |
|---|---|
| 10689S | 5/9 Secondary reference Rexnord Industries, Llc Div Couplings Division |
NSN 3010-01-284-4936 is a Insert,flexible Coupling, manufactured by Rexnord Industries, Llc Div Couplings Division, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-284-4936 has 1 manufacturer part number on file: 210689 (Rexnord Industries, Llc Div Couplings Division).
Key specifications for 210689: Overall Thickness: 0.250 INCHES NOMINAL IN; Style Designator: MULTIPLE HOLES, ROUND BORE; Overall Outside Diameter: 6.063 INCHES NOMINAL IN; Bolt Hole Quantity: 8. 6 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.