The Clamp,hub, cataloged under National Stock Number 3040-00-903-0294, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms. 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 | 3040-00-903-0294 |
| Primary Part Number | 7212393P1 |
| Item Name | Clamp,hub |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Plain Hole Diameter | 0.1490 INCHES NOMINAL IN |
| Clamp Securing Hole Style | THREADED |
| Style Designator | ROUND, SINGLE BOLT SECURED |
| Outside Diameter | 1.250 INCHES NOMINAL IN |
| Nominal Thread Size | 0.138 INCHES IN |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Bore Diameter | 0.6880 INCHES MINIMUM AND 0.6890 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING |
| Thickness | 0.250 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 |
|---|---|
| 7212393P1 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| 7712393P001 | General Electric Company (USA) |
NSN 3040-00-903-0294 is a Clamp,hub, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-903-0294 has 2 manufacturer part numbers on file: 7212393P1 (Lockheed Martin Corporation Div Rms), 7712393P001 (General Electric Company).
Key specifications for 7212393P1: Plain Hole Diameter: 0.1490 INCHES NOMINAL IN; Clamp Securing Hole Style: THREADED; Style Designator: ROUND, SINGLE BOLT SECURED; Outside Diameter: 1.250 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.