The Spacer,ring, cataloged under National Stock Number 5365-01-079-6678, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Meggitt Aircraft Braking Systems Corporation. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5365-01-079-6678 |
| Primary Part Number | 5003023 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Meggitt Aircraft Braking Systems Corporation |
| Status | ACTIVE |
| Outside Diameter | 5.875 INCHES NOMINAL IN |
| Overall Thickness | 0.218 INCHES NOMINAL IN |
| Inside Diameter | 4.980 INCHES NOMINAL IN |
| Material | PLASTIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 5003023 PRIMARY | Meggitt Aircraft Braking Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 5003023 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
NSN 5365-01-079-6678 is a Spacer,ring, manufactured by Meggitt Aircraft Braking Systems Corporation, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-079-6678 has 1 manufacturer part number on file: 5003023 (Meggitt Aircraft Braking Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 1351-01-191-8875. Verify interchangeability with system specifications before substitution.
Key specifications for 5003023: Outside Diameter: 5.875 INCHES NOMINAL IN; Overall Thickness: 0.218 INCHES NOMINAL IN; Inside Diameter: 4.980 INCHES NOMINAL IN; Material: PLASTIC. 4 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.