The Collar,shaft, cataloged under National Stock Number 3040-00-382-6340, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-382-6340 |
| Primary Part Number | 212521PC12 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Surface Finish | 32 MICROINCHES OVERALL |
| Securing Hole Type and Location | TAPER PIN PILOT SINGLE HOLE |
| Style Designator | PLAIN ROUND |
| Outside Diameter | 0.656 INCHES NOMINAL IN |
| Securing Hole Quantity | 1 |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Material | STEEL |
| Tapered Pin Size Accommodated and Location | 8/0 SINGLE HOLE |
| Thickness | 0.188 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 |
|---|---|
| 212521PC12 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 21455PC12 | Frontgrade Colorado Springs Llc (USA) |
NSN 3040-00-382-6340 is a Collar,shaft, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-382-6340 has 2 manufacturer part numbers on file: 212521PC12 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 21455PC12 (Frontgrade Colorado Springs Llc).
Key specifications for 212521PC12: Surface Finish: 32 MICROINCHES OVERALL; Securing Hole Type and Location: TAPER PIN PILOT SINGLE HOLE; Style Designator: PLAIN ROUND; Outside Diameter: 0.656 INCHES NOMINAL IN. 9 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.