The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-349-4038, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Ameridrives International Llc Dba Ameridrives International Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-349-4038 |
| Primary Part Number | FS 201-1/4,1"BORE,1/4KEYWAY |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Ameridrives International Llc Dba Ameridrives International Llc |
| Status | ACTIVE |
| Keyway Depth | 1.6250 INCHES NOMINAL BOTH ENDS IN |
| Bore Length | 1.6900 INCHES NOMINAL BOTH ENDS IN |
| Design Type | CLAMPING HUB |
| Keying Facility Type | KEYWAY BOTH ENDS |
| Outside Diameter | 4.000 INCHES NOMINAL IN |
| Features Provided | KEYWAY AND EXPOSED COUPLING BOLT TYPE AND SHROUDED COUPLING BOLT TYPE |
| Bore Shape | STRAIGHT BOTH ENDS |
| Keying Facility Quantity | 1 BOTH ENDS |
| Keyway Width | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Bore Diameter | 1.0000 INCHES NOMINAL BOTH ENDS 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 |
|---|---|
| FS 201-1/4,1"BORE,1/4KEYWAY PRIMARY | Ameridrives International Llc Dba Ameridrives International Llc (USA) |
| FS 201-1/4 PRIMARY | Zurn Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| FS101 1/4CLASS 1 1 IN. BORE | 5/9 Secondary reference Zurn Industries Inc |
NSN 3010-01-349-4038 is a Coupling,shaft,flexible, manufactured by Ameridrives International Llc Dba Ameridrives International Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-349-4038 has 2 manufacturer part numbers on file: FS 201-1/4,1"BORE,1/4KEYWAY (Ameridrives International Llc Dba Ameridrives International Llc), FS 201-1/4 (Zurn Industries Inc).
Key specifications for FS 201-1/4,1"BORE,1/4KEYWAY: Keyway Depth: 1.6250 INCHES NOMINAL BOTH ENDS IN; Bore Length: 1.6900 INCHES NOMINAL BOTH ENDS IN; Design Type: CLAMPING HUB; Keying Facility Type: KEYWAY BOTH ENDS. 10 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.