The Clamp,hub, cataloged under National Stock Number 3040-00-320-0489, 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 11 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-320-0489 |
| Primary Part Number | 615396PC1 |
| Item Name | Clamp,hub |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Plain Hole Diameter | 0.1460 INCHES NOMINAL IN |
| Clamp Securing Hole Style | THREADED |
| Style Designator | RECTANGULAR, SINGLE BOLT SECURED |
| Counterbore Depth | 0.1250 INCHES NOMINAL IN |
| Distance From Bore Centerline to End | 0.390 INCHES NOMINAL IN |
| Nominal Thread Size | 0.138 INCHES IN |
| Counterbore Diameter | 0.2340 INCHES NOMINAL IN |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.281 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 |
NSN 3040-00-320-0489 is a Clamp,hub, 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 3040-00-320-0489 has 3 manufacturer part numbers on file: 615396PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 615396PC1 (Lockheed Martin Corporation Div Rms - Mitchel Field), 5-86509-4 (Nordam Group Llc, the Div Nordam).
1 possible match (shared part number, not a government interchangeability claim): 1560-00-320-4898. Verify interchangeability with system specifications before substitution.
Key specifications for 615396PC1: Plain Hole Diameter: 0.1460 INCHES NOMINAL IN; Clamp Securing Hole Style: THREADED; Style Designator: RECTANGULAR, SINGLE BOLT SECURED; Overall Length: 0.750 INCHES NOMINAL IN. 11 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.