The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-274-9485, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-274-9485 |
| Primary Part Number | MUJ1-5 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | ACTIVE |
| Securing Method | THREADED HOLE(S) BOTH ENDS |
| Threaded Hole Location | BOTH ENDS: THRU HUB 180 DEG APART |
| Design Type | INSULATOR W/FIXED PIN ACTION |
| Outside Diameter | 26.99 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT BOTH ENDS |
| Threaded Hole Quantity | 2 BOTH ENDS |
| Bore Diameter | 6.0 MILLIMETERS NOMINAL FIRST END MM |
| Bore Diameter | 4.0 MILLIMETERS NOMINAL SECOND END MM |
| 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 |
|---|---|
| MUJ1-5 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| Reference | Meaning |
|---|---|
| A3026431-2 | 5/2 Secondary reference U.S. Government activity |
| A3026431 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 3010-01-274-9485 is a Coupling,shaft,flexible, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-274-9485 has 1 manufacturer part number on file: MUJ1-5 (Roller Bearing Co of America, Inc Div Pic Design).
Key specifications for MUJ1-5: Securing Method: THREADED HOLE(S) BOTH ENDS; Threaded Hole Location: BOTH ENDS: THRU HUB 180 DEG APART; Design Type: INSULATOR W/FIXED PIN ACTION; Overall Length: 19.05 MILLIMETERS NOMINAL MM. 8 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.