The Coupling Half,shaft, cataloged under National Stock Number 3010-01-426-7887, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-426-7887 |
| Item Name | Coupling Half,shaft |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Body Style | MULTIPLE POSITIONING HOLES |
| Material Document and Classification | ASTM B150 C63200 ASSN STD SINGLE MATERIAL RESPONSE |
| Spline Major Diameter | 2.749 INCHES NOMINAL IN |
| Outside Diameter | 8.000 INCHES NOMINAL IN |
| Bore Shape | SPLINED |
| Spline Quantity | 20 |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| 751-6408594 FIND 2 | 5/9 Secondary reference Naval Sea Systems Command |
| DF2230 3171 FN 2 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 211080554 | 5/9 Secondary reference Naval Sea Systems Command |
| 6408594 | D/9 Drawing number reference only Naval Sea Systems Command |
| 211080554 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3010-01-426-7887 is a Coupling Half,shaft, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 3010-01-426-7888, 3010-01-426-7891, 3010-01-426-7893. Verify interchangeability with system specifications before substitution.
Key specifications for 3010-01-426-7887: Body Style: MULTIPLE POSITIONING HOLES; Material Document and Classification: ASTM B150 C63200 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 5.380 INCHES NOMINAL IN; Spline Major Diameter: 2.749 INCHES NOMINAL IN. 7 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.