The Clutch Assembly,friction, cataloged under National Stock Number 2520-01-356-6991, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2520-01-356-6991 |
| Primary Part Number | DS-938069 |
| Item Name | Clutch Assembly,friction |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| DS-938069 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 938069 | 5/9 Secondary reference U.S. Government activity |
| DS-938069 | 3/9 Design control — primary reference U.S. Government activity |
NSN 2520-01-356-6991 is a Clutch Assembly,friction, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-356-6991 has 1 manufacturer part number on file: DS-938069 (Eaton Aerospace, Llc Dba Jackson South).
Key specifications for DS-938069: Special Features: CLUTCH ASSY DIM.:5.687 IN. W,6.000 IN. H,2.343 IN. DEEP;COMPONENTS INCLUDE ROLLER BEARING 1;CLUTCH HSG 1(ALUM. ALLOY 2024-T4 PER QQ-A-225/6 AND ANODIZED PER MIL-A-8625 TY 2,CL 1) IN; End Item Identification: CH-53E HELICOPTER. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2520-01-356-6991 has DEMIL Code Q. 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.