The Spacer,sleeve, cataloged under National Stock Number 5365-01-258-3068, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corp. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-258-3068 |
| Primary Part Number | 863T0180729 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Body Outside Diameter | 4.5000 INCHES NOMINAL IN |
| Body Inside Diameter | 4.1870 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 863T0180729 PRIMARY | Lockheed Martin Corp (USA) |
| Reference | Meaning |
|---|---|
| 863T0180729 | D/9 Drawing number reference only Lockheed Martin Corp |
| 863T0180729-001 | 3/9 Design control — primary reference Lockheed Martin Corp |
NSN 5365-01-258-3068 is a Spacer,sleeve, manufactured by Lockheed Martin Corp, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-258-3068 has 1 manufacturer part number on file: 863T0180729 (Lockheed Martin Corp).
Key specifications for 863T0180729: Body Outside Diameter: 4.5000 INCHES NOMINAL IN; Overall Length: 1.5000 INCHES NOMINAL IN; Body Inside Diameter: 4.1870 INCHES NOMINAL IN; End Item Identification: CI44018SPREADER CONT. 3 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.