The Clamp,hub, cataloged under National Stock Number 3040-00-838-3302, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Cae Usa Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-838-3302 |
| Primary Part Number | 71392 |
| Item Name | Clamp,hub |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Cae Usa Inc. |
| Status | ACTIVE |
| FSC Application Data | OPERATIONAL TRAINING DEVICES |
| Plain Hole Diameter | 0.1470 INCHES NOMINAL IN |
| Clamp Securing Hole Style | THREADED |
| Style Designator | RECTANGULAR, SINGLE BOLT SECURED |
| Material Document and Classification | AMS 4610 ASSN STD SINGLE MATERIAL RESPONSE |
| Distance From Bore Centerline to End | 0.531 INCHES NOMINAL IN |
| Nominal Thread Size | 0.138 INCHES IN |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | CADMIUM |
| Bore Diameter | 0.5000 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 360 |
| 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 |
|---|---|
| 71392 PRIMARY | Cae Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 71392 | 5/9 Secondary reference Raytheon Technical Services Company |
NSN 3040-00-838-3302 is a Clamp,hub, manufactured by Cae Usa Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-838-3302 has 1 manufacturer part number on file: 71392 (Cae Usa Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6625-01-149-0890. Verify interchangeability with system specifications before substitution.
Key specifications for 71392: FSC Application Data: OPERATIONAL TRAINING DEVICES; Plain Hole Diameter: 0.1470 INCHES NOMINAL IN; Clamp Securing Hole Style: THREADED; Style Designator: RECTANGULAR, SINGLE BOLT SECURED. 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.