The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-241-9142, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-241-9142 |
| Primary Part Number | 12349952 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Spline Minor Diameter | 3.400 INCHES MINIMUM AND 3.410 INCHES MAXIMUM BOTH ENDS IN |
| Spline Type | INVOLUTE BOTH ENDS |
| Overall Diameter | 4.380 INCHES NOMINAL IN |
| Spline Length | 1.324 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | PLAIN SLEEVE |
| Spline Major Diameter | 3.717 INCHES NOMINAL BOTH ENDS IN |
| Bore Shape | SPLINED BOTH ENDS |
| Spline Quantity | 56 BOTH ENDS |
| Body 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 |
|---|---|
| 12349952 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12349952 | 8/1 NATO reproduction reference Fnss Savunma Sistemleri Anonim Sirketi |
NSN 3010-01-241-9142 is a Coupling,shaft,rigid, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-241-9142 has 1 manufacturer part number on file: 12349952 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12349952: Spline Minor Diameter: 3.400 INCHES MINIMUM AND 3.410 INCHES MAXIMUM BOTH ENDS IN; Spline Type: INVOLUTE BOTH ENDS; Overall Diameter: 4.380 INCHES NOMINAL IN; Spline Length: 1.324 INCHES NOMINAL BOTH ENDS IN. 9 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.