The Collar,shaft, cataloged under National Stock Number 3040-00-294-5706, 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 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-294-5706 |
| Primary Part Number | 510544PC5 |
| 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 | 125.0 MICROINCHES BOTH BEARING FLATS |
| Surface Finish | 125.0 MICROINCHES INSIDE PERIPHERY |
| Surface Finish | 125.0 MICROINCHES LARGEST OUTSIDE PERIPHERY |
| Surface Finish | 125.0 MICROINCHES SMALLEST OUTSIDE PERIPHERY |
| Securing Hole Type and Location | THREADED 2ND HOLE AND UNTHREADED 2ND HOLE |
| Largest Diameter Length | 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Style Designator | ROUND W/SINGLE CHAMFER |
| Material Document and Classification | QQ-B-637, ALLOY 462, 1/2H FED SPEC SINGLE MATERIAL RESPONSE |
| Screw Thread Series Designator and Location | 1ST HOLE UNIFIED NATIONAL COARSE (UNC) |
| Outside Diameter | 0.700 INCHES MINIMUM AND 0.710 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.112 INCHES THREAD IN |
| Angle Between Centerlines of Securing Holes in Deg | 90.0 |
| Securing Hole Quantity | 2 |
| Chamfer Angle in Deg | 45.0 |
| Bore Diameter | 0.4375 INCHES MINIMUM AND 0.4381 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 462 |
| Tapered Pin Size Accommodated and Location | 4/0 2ND HOLE |
| Thickness | 0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM 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 |
|---|---|
| 510544PC5 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3040-00-294-5706 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 3040-00-294-5706 has 1 manufacturer part number on file: 510544PC5 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 510544PC5: Surface Finish: 125.0 MICROINCHES BOTH BEARING FLATS; Surface Finish: 125.0 MICROINCHES INSIDE PERIPHERY; Surface Finish: 125.0 MICROINCHES LARGEST OUTSIDE PERIPHERY; Surface Finish: 125.0 MICROINCHES SMALLEST OUTSIDE PERIPHERY. 18 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.