The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-121-3009, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Acushnet Rubber Company, Inc. Dba Precix. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-121-3009 |
| Primary Part Number | 5803 5/8X5/8 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Acushnet Rubber Company, Inc. Dba Precix |
| Status | ACTIVE |
| Securing Method | THREADED HOLE(S) BOTH ENDS |
| Threaded Hole Location | BOTH ENDS: CENTERED 0.406 IN. FROM FACE OF HUB IN |
| Bore Length | 0.6250 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INSERT |
| Bore Shape | STRAIGHT BOTH ENDS |
| Threaded Hole Quantity | 1 BOTH ENDS |
| Thread Size Designator | 1/4-20 BOTH ENDS |
| Width | 1.906 INCHES NOMINAL IN |
| Bore Diameter | 0.6250 INCHES NOMINAL BOTH ENDS IN |
| Furnished Items and Quantity | SETSCREW 2 |
| Insert Material | RUBBER |
| 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 |
|---|---|
| 5803 5/8X5/8 PRIMARY | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| 5013595-1 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5013595 | 7/1 Vendor item drawing reference Naval Sea Systems Command |
NSN 3010-01-121-3009 is a Coupling,shaft,flexible, manufactured by Acushnet Rubber Company, Inc. Dba Precix, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-121-3009 has 2 manufacturer part numbers on file: 5803 5/8X5/8 (Acushnet Rubber Company, Inc. Dba Precix), 5013595-1 (Naval Sea Systems Command).
Key specifications for 5803 5/8X5/8: Securing Method: THREADED HOLE(S) BOTH ENDS; Threaded Hole Location: BOTH ENDS: CENTERED 0.406 IN. FROM FACE OF HUB IN; Bore Length: 0.6250 INCHES NOMINAL BOTH ENDS IN; Design Type: INSERT. 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.