The Coupling Half,shaft, cataloged under National Stock Number 3010-01-087-1048, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Siemens Energy, Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-087-1048 |
| Primary Part Number | H445 |
| Item Name | Coupling Half,shaft |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Siemens Energy, Inc. |
| Status | ACTIVE |
| Body Style | MULTIPLE POSITIONING HOLES |
| Outside Diameter | 5.937 INCHES NOMINAL IN |
| Features Provided | KEYWAY AND COUNTERBORE |
| Bore Shape | TAPERED |
| Taper Largest Diameter | 1.4960 INCHES NOMINAL IN |
| 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 |
|---|---|
| H445 PRIMARY | Siemens Energy, Inc. (USA) |
| G-14674 PIECE 54 | Siemens Energy, Inc. (USA) |
| Reference | Meaning |
|---|---|
| S4700-3109159 | D/9 Drawing number reference only U.S. Government activity |
| G-14674 | D/9 Drawing number reference only Siemens Energy, Inc. |
| S4700-310 9159 PIECE 54 | 5/2 Secondary reference U.S. Government activity |
NSN 3010-01-087-1048 is a Coupling Half,shaft, manufactured by Siemens Energy, Inc., classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-087-1048 has 2 manufacturer part numbers on file: H445 (Siemens Energy, Inc.), G-14674 PIECE 54 (Siemens Energy, Inc.).
Key specifications for H445: Body Style: MULTIPLE POSITIONING HOLES; Overall Length: 2.000 INCHES NOMINAL IN; Outside Diameter: 5.937 INCHES NOMINAL IN; Features Provided: KEYWAY AND COUNTERBORE. 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.