The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-374-3115, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-374-3115 |
| Primary Part Number | 5599667-1 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Bore Length | 2.120 INCHES NOMINAL THROUGH BORE IN |
| Surface Treatment Document and Classification | MIL-A-8625, TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Overall Diameter | 1.000 INCHES NOMINAL IN |
| Style Designator | PLAIN SLEEVE |
| Material Document and Classification | QQ-A-225/6, T4 FED SPEC SINGLE MATERIAL RESPONSE |
| Bore Shape | STRAIGHT BOTH ENDS |
| Body Material | ALUMINUM ALLOY 2024 |
| Unthreaded Hole Quantity | 2 |
| Surface Treatment | ANODIZE |
| Bore Diameter | 0.641 INCHES MINIMUM AND 0.649 INCHES MAXIMUM THROUGH BORE IN |
| Hole Diameter | 0.250 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3010-01-374-3115 is a Coupling,shaft,rigid, manufactured by Naval Sea Systems Command, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-374-3115 has 2 manufacturer part numbers on file: 5599667-1 (Lockheed Martin Corporation Div Rotary and Mission Systems), 5599667-1 (Naval Sea Systems Command).
Key specifications for 5599667-1: Bore Length: 2.120 INCHES NOMINAL THROUGH BORE IN; Surface Treatment Document and Classification: MIL-A-8625, TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE; Overall Diameter: 1.000 INCHES NOMINAL IN; Style Designator: PLAIN SLEEVE. 11 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.