The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-481-3820, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-481-3820 |
| Primary Part Number | 123-1680562 PC 69 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Bore Length | 3.2500 INCHES NOMINAL THROUGH BORE IN |
| Overall Diameter | 1.2500 INCHES NOMINAL IN |
| Style Designator | PLAIN SLEEVE |
| Material Document and Classification | MIL-+15692, CL. C MIL SPEC SINGLE MATERIAL RESPONSE |
| Features Provided | KEYWAY |
| Bore Shape | STRAIGHT THROUGH BORE |
| Body Material | STEEL |
| Bore Diameter | 0.8125 INCHES NOMINAL THROUGH BORE 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 |
|---|---|
| 123-1680562 PC 69 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 1680562 | D/9 Drawing number reference only U.S. Government activity |
NSN 3010-01-481-3820 is a Coupling,shaft,rigid, manufactured by Naval Sea Systems Command, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-481-3820 has 1 manufacturer part number on file: 123-1680562 PC 69 (Naval Sea Systems Command).
Key specifications for 123-1680562 PC 69: Bore Length: 3.2500 INCHES NOMINAL THROUGH BORE IN; Overall Diameter: 1.2500 INCHES NOMINAL IN; Style Designator: PLAIN SLEEVE; Material Document and Classification: MIL-+15692, CL. C MIL SPEC SINGLE MATERIAL RESPONSE. 8 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.