The Hub,body, cataloged under National Stock Number 3040-01-351-3104, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-351-3104 |
| Primary Part Number | 5497628-1 |
| Item Name | Hub,body |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Shoulder Width | 0.620 INCHES NOMINAL IN |
| Hub Inside Diameter | 2.250 INCHES NOMINAL IN |
| Style Designator | SINGLE HUB W/ SECURING HOLE(S) |
| Material Document and Classification | COMP 4140 FED SPEC SINGLE MATERIAL RESPONSE |
| Distance From First End Hub to Shoulder | 1.755 INCHES NOMINAL IN |
| Material | STEEL |
| Shoulder Outside Diameter | 2.500 INCHES NOMINAL IN |
| First End Hub Outside Diameter | 5.000 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 |
|---|---|
| 5497628-1 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5497628-1 | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Corporation Div Rotary and Mission Systems |
| 5497628 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-351-3104 is a Hub,body, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-351-3104 has 1 manufacturer part number on file: 5497628-1 (Naval Sea Systems Command).
Key specifications for 5497628-1: Shoulder Width: 0.620 INCHES NOMINAL IN; Hub Inside Diameter: 2.250 INCHES NOMINAL IN; Style Designator: SINGLE HUB W/ SECURING HOLE(S); Material Document and Classification: COMP 4140 FED SPEC SINGLE MATERIAL RESPONSE. 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.