The Coupling Half,shaft, cataloged under National Stock Number 3010-00-574-6503, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rexnord Industries Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Coupling Half,shaft |
| FSC / FSG | 3010 — Torque Converters and Speed Changers (FSG 30) |
| Manufacturers | Rexnord Industries Llc (CAGE 21444) |
| Parameter | Value |
|---|---|
| NSN | 3010-00-574-6503 |
| Primary Part Number | 0765001 |
| Item Name | Coupling Half,shaft |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Rexnord Industries Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 0765001 PRIMARY | Rexnord Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| FK440TCX2 | 5/9 Secondary reference Siemens Energy, Inc. |
| FK440TCX2 | 5/9 Secondary reference Circor Pumps North America Llc |
NSN 3010-00-574-6503 is a Coupling Half,shaft, manufactured by Rexnord Industries Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-574-6503 has 1 manufacturer part number on file: 0765001 (Rexnord Industries Llc).
1 possible match (shared part number, not a government interchangeability claim): 4330-01-261-0933. Verify interchangeability with system specifications before substitution.
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.