The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-437-9493, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-437-9493 |
| Primary Part Number | TYPE EE SIZE 70RB |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division |
| Status | ACTIVE |
| Bore Length | 2.1250 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INSERT |
| Outside Diameter | 8.688 INCHES NOMINAL IN |
| Bore Shape | ROUGH STOCK BOTH ENDS |
| Bore Diameter | 1.2500 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM BOTH ENDS IN |
| 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 |
|---|---|
| TYPE EE SIZE 70RB PRIMARY | Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA) |
| Reference | Meaning |
|---|---|
| 62104 | D/9 Drawing number reference only Tld Ace Corp Div Tld Ace |
| 662384040148 | 5/9 Secondary reference Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division |
NSN 3010-01-437-9493 is a Coupling,shaft,flexible, manufactured by Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-437-9493 has 1 manufacturer part number on file: TYPE EE SIZE 70RB (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division).
3 possible matches (shared part number, not a government interchangeability claim): 5305-01-449-8713, 5940-01-491-8499, 4730-01-583-7351. Verify interchangeability with system specifications before substitution.
Key specifications for TYPE EE SIZE 70RB: Bore Length: 2.1250 INCHES NOMINAL BOTH ENDS IN; Design Type: INSERT; Overall Length: 6.625 INCHES NOMINAL IN; Outside Diameter: 8.688 INCHES NOMINAL IN. 6 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.