The Lining,friction, cataloged under National Stock Number 1680-01-103-4252, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Cef Industries, Llc Dba Cef Industries Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1680-01-103-4252 |
| Primary Part Number | 7024-6 |
| Item Name | Lining,friction |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Cef Industries, Llc Dba Cef Industries Inc |
| Status | ACTIVE |
| Lining Style | CLUTCH DISK |
| Minor Diameter | 0.938 INCHES NOMINAL IN |
| Material | CORK FRICTION LINING |
| Major Diameter | 1.891 INCHES NOMINAL IN |
| Thickness | 0.062 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7024-6 PRIMARY | Cef Industries, Llc Dba Cef Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| C7024-45 | 5/9 Secondary reference Cef Industries, Llc Dba Cef Industries Inc |
NSN 1680-01-103-4252 is a Lining,friction, manufactured by Cef Industries, Llc Dba Cef Industries Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-103-4252 has 1 manufacturer part number on file: 7024-6 (Cef Industries, Llc Dba Cef Industries Inc).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-599-8154. Verify interchangeability with system specifications before substitution.
Key specifications for 7024-6: Lining Style: CLUTCH DISK; Minor Diameter: 0.938 INCHES NOMINAL IN; Material: CORK FRICTION LINING; Major Diameter: 1.891 INCHES NOMINAL IN. 5 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.
NSN 1680-01-103-4252 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.