The Spacer,sleeve, cataloged under National Stock Number 5365-00-321-2300, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5365-00-321-2300 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | MIL-P-79 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Body Inside Diameter | 0.1980 INCHES MINIMUM AND 0.1990 INCHES MAXIMUM IN |
| Material | PAPER AND PLASTIC PHENOLIC OR PLASTIC PHENOLIC AND COTTON OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| LS607-7 | 3/9 Design control — primary reference Atlas Corp Western Sky Industries Div |
NSN 5365-00-321-2300 is a Spacer,sleeve, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3120-00-662-1515. Verify interchangeability with system specifications before substitution.
Key specifications for 5365-00-321-2300: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material Document and Classification: MIL-P-79 MIL SPEC ALL MATERIAL RESPONSES OVERALL. 6 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.