The Coupling,shaft,rigid, cataloged under National Stock Number 3010-00-449-2772, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-449-2772 |
| Primary Part Number | 131260-1 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Spline Minor Diameter | 0.5500 INCHES MINIMUM AND 0.5550 INCHES MAXIMUM BOTH ENDS IN |
| Spline Type | INVOLUTE BOTH ENDS |
| Overall Diameter | 0.875 INCHES NOMINAL IN |
| Spline Length | 0.688 INCHES NOMINAL SECOND END IN |
| Spline Length | 0.750 INCHES NOMINAL FIRST END IN |
| Style Designator | PLAIN SLEEVE |
| Spline Major Diameter | 0.6900 INCHES MINIMUM AND 0.7000 INCHES MAXIMUM BOTH ENDS IN |
| Bore Shape | SPLINED BOTH ENDS |
| Spline Pressure Angle in Deg | 30.000 BOTH ENDS |
| Spline Quantity | 12 BOTH ENDS |
| Body Material | STEEL CORROSION RESISTING |
| Surface Treatment | PASSIVATE |
| 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 |
|---|---|
| 131260-1 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
NSN 3010-00-449-2772 is a Coupling,shaft,rigid, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-449-2772 has 1 manufacturer part number on file: 131260-1 (L3harris Technologies, Inc Div Space & Airborne Systems).
Key specifications for 131260-1: Spline Minor Diameter: 0.5500 INCHES MINIMUM AND 0.5550 INCHES MAXIMUM BOTH ENDS IN; Spline Type: INVOLUTE BOTH ENDS; Overall Diameter: 0.875 INCHES NOMINAL IN; Spline Length: 0.688 INCHES NOMINAL SECOND END IN. 12 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.