The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-411-4239, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3010-01-411-4239 |
| Primary Part Number | 903-5912046PC10 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Bore Length | 0.750 INCHES NOMINAL SECOND END IN |
| Bore Length | 0.750 INCHES NOMINAL FIRST END IN |
| Overall Diameter | 0.812 INCHES NOMINAL IN |
| Style Designator | PLAIN SLEEVE |
| Bore Shape | STRAIGHT FIRST END |
| Body Material | STEEL |
| 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 |
|---|---|
| 903-5912046PC10 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 903-5912046PC10 | 5/9 Secondary reference U.S. Government activity |
| 903-5912046 | D/9 Drawing number reference only U.S. Government activity |
NSN 3010-01-411-4239 is a Coupling,shaft,rigid, manufactured by Naval Sea Systems Command, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-411-4239 has 1 manufacturer part number on file: 903-5912046PC10 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-411-4241. Verify interchangeability with system specifications before substitution.
Key specifications for 903-5912046PC10: Bore Length: 0.750 INCHES NOMINAL SECOND END IN; Bore Length: 0.750 INCHES NOMINAL FIRST END IN; Overall Diameter: 0.812 INCHES NOMINAL IN; Style Designator: PLAIN SLEEVE. 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.