The Clamp,hub, cataloged under National Stock Number 3040-00-815-7828, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 12 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 | 3040-00-815-7828 |
| Primary Part Number | 628924 |
| Item Name | Clamp,hub |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Plain Hole Diameter | 0.0700 INCHES NOMINAL IN |
| Clamp Securing Hole Style | THREADED |
| Style Designator | ROUND, SINGLE BOLT SECURED |
| Material Document and Classification | QQ-S-764, TYPE 303-CANCELED FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-764, TYPE 303SE-CANCELED FED SPEC 2ND MATERIAL RESPONSE |
| Outside Diameter | 0.560 INCHES NOMINAL IN |
| Counterbore Depth | 0.1300 INCHES NOMINAL IN |
| Nominal Thread Size | 0.086 INCHES IN |
| Counterbore Diameter | 0.0960 INCHES NOMINAL IN |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Material | STEEL COMP 303 OR STEEL COMP 303SE |
| Thickness | 0.160 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 |
|---|---|
| 628924 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
NSN 3040-00-815-7828 is a Clamp,hub, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-815-7828 has 1 manufacturer part number on file: 628924 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 628924: Plain Hole Diameter: 0.0700 INCHES NOMINAL IN; Clamp Securing Hole Style: THREADED; Style Designator: ROUND, SINGLE BOLT SECURED; Material Document and Classification: QQ-S-764, TYPE 303-CANCELED FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-764, TYPE 303SE-CANCELED FED SPEC 2ND MATERIAL RESPONSE. 12 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.