The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-357-8800, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3010-01-357-8800 |
| Primary Part Number | 803-6397390 PIECE 6 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Bore Length | 4.620 INCHES NOMINAL BOTH ENDS IN |
| Overall Diameter | 1.373 INCHES NOMINAL IN |
| Style Designator | PLAIN SLEEVE |
| Bore Shape | STRAIGHT BOTH ENDS |
| Body Material | STEEL |
| Bore Diameter | 1.124 INCHES NOMINAL BOTH ENDS IN |
| 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 |
|---|---|
| 803-6397390 PIECE 6 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6397390 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3010-01-357-8800 is a Coupling,shaft,rigid, manufactured by Naval Sea Systems Command, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-357-8800 has 1 manufacturer part number on file: 803-6397390 PIECE 6 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-364-4501, 4730-01-364-8790. Verify interchangeability with system specifications before substitution.
Key specifications for 803-6397390 PIECE 6: Bore Length: 4.620 INCHES NOMINAL BOTH ENDS IN; Overall Diameter: 1.373 INCHES NOMINAL IN; Style Designator: PLAIN SLEEVE; Overall Length: 4.620 INCHES NOMINAL IN. 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.