The Ring,lock,keyed, cataloged under National Stock Number 5365-01-520-4826, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Ring,lock,keyed |
| FSC / FSG | 5365 — Bushings, Rings, Shims, and Spacers (FSG 53) |
| Manufacturers | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd (CAGE 04808) |
| Parameter | Value |
|---|---|
| NSN | 5365-01-520-4826 |
| Primary Part Number | 4D98155H01 |
| Item Name | Ring,lock,keyed |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd |
| Status | ACTIVE |
| 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 |
|---|---|
| 4D98155H01 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd (USA) |
| 4D99642 ITEM 15 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd (USA) |
| Reference | Meaning |
|---|---|
| 4D99642 | D/9 Drawing number reference only Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd |
NSN 5365-01-520-4826 is a Ring,lock,keyed, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-520-4826 has 2 manufacturer part numbers on file: 4D98155H01 (Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd), 4D99642 ITEM 15 (Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd).
1 possible match (shared part number, not a government interchangeability claim): 2010-01-520-8575. Verify interchangeability with system specifications before substitution.
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.