The Collar,shaft, cataloged under National Stock Number 3040-01-374-3411, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-374-3411 |
| Primary Part Number | 211055201 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Securing Hole Type and Location | UNTHREADED ALL HOLES |
| Style Designator | PLAIN ROUND |
| Outside Diameter | 41.6000 INCHES MAXIMUM IN |
| Hole Diameter and Location | 3.5000 INCHES NOMINAL ALL HOLES IN |
| Angle Between Centerlines of Securing Holes in Deg | 30.0 |
| Securing Hole Quantity | 12 |
| Material | STEEL CORROSION RESISTING |
| Thickness | 5.2000 INCHES NOMINAL 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 |
|---|---|
| 211055201 PRIMARY | Naval Sea Systems Command (USA) |
| DF6301-290 FN 10 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 243-6408950 FIND 10 | Naval Sea Systems Command (USA) |
NSN 3040-01-374-3411 is a Collar,shaft, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-374-3411 has 3 manufacturer part numbers on file: 211055201 (Naval Sea Systems Command), DF6301-290 FN 10 (Huntington Ingalls Inc Div Newport News Shipbuilding), 243-6408950 FIND 10 (Naval Sea Systems Command).
Key specifications for 211055201: Securing Hole Type and Location: UNTHREADED ALL HOLES; Style Designator: PLAIN ROUND; Outside Diameter: 41.6000 INCHES MAXIMUM IN; Hole Diameter and Location: 3.5000 INCHES NOMINAL ALL HOLES IN. 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.