The Coupling,shaft,rigid, cataloged under National Stock Number 3010-00-388-0834, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is B.w. Elliott Manufacturing Co., Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-00-388-0834 |
| Primary Part Number | S04840-084 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | B.w. Elliott Manufacturing Co., Llc |
| Status | ACTIVE |
| Bore Length | 1.2500 INCHES NOMINAL FIRST END IN |
| Bore Shape | STRAIGHT FIRST END |
| Body Material | COPPER ALLOY AND STEEL |
| Bore Diameter | 0.5000 INCHES NOMINAL FIRST END 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 |
|---|---|
| S04840-084 PRIMARY | B.w. Elliott Manufacturing Co., Llc (USA) |
| 12120-411 | B.w. Elliott Manufacturing Co., Llc (USA) |
| Reference | Meaning |
|---|---|
| 4840SF8-4 | 5/9 Secondary reference Elliott B W Mfg Co Llc Flex Shaft and Valve Control Product Lines |
NSN 3010-00-388-0834 is a Coupling,shaft,rigid, manufactured by B.w. Elliott Manufacturing Co., Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-388-0834 has 2 manufacturer part numbers on file: S04840-084 (B.w. Elliott Manufacturing Co., Llc), 12120-411 (B.w. Elliott Manufacturing Co., Llc).
Key specifications for S04840-084: Bore Length: 1.2500 INCHES NOMINAL FIRST END IN; Overall Length: 3.505 INCHES NOMINAL IN; Bore Shape: STRAIGHT FIRST END; Body Material: COPPER ALLOY AND STEEL. 4 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.