The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-108-4787, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-108-4787 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Overall Diameter | 3.250 INCHES NOMINAL IN |
| Style Designator | PLAIN FLANGE |
| Material Document and Classification | QQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE |
| Bore Shape | STRAIGHT FIRST END |
| Bore Shape | STRAIGHT SECOND END |
| Body Material | STEEL |
| Bore Diameter | 2.000 INCHES NOMINAL FIRST END IN |
| Bore Diameter | 1.250 INCHES NOMINAL SECOND END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 210566HP | 5/9 Secondary reference U.S. Government activity |
| 8367B | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
| PL-200136U PIECE 341 | 5/9 Secondary reference U.S. Government activity |
| 8367B | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| PL-200136U | D/9 Drawing number reference only U.S. Government activity |
| 8367B | 5/9 Secondary reference U.S. Government activity |
NSN 3010-01-108-4787 is a Coupling,shaft,rigid, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-01-108-4787: Overall Diameter: 3.250 INCHES NOMINAL IN; Style Designator: PLAIN FLANGE; Material Document and Classification: QQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 3.310 INCHES NOMINAL IN. 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.