The Spacer,sleeve, cataloged under National Stock Number 5365-01-451-3748, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-451-3748 |
| Primary Part Number | 564-405176 FIND 37 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 11.0790 INCHES NOMINAL IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 10.4800 INCHES MINIMUM AND 10.5200 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 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 |
|---|---|
| 564-405176 FIND 37 PRIMARY | Naval Sea Systems Command (USA) |
| DF2285-1449 FIND 37 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 564-6405176-37 | Naval Sea Systems Command (USA) |
NSN 5365-01-451-3748 is a Spacer,sleeve, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-451-3748 has 3 manufacturer part numbers on file: 564-405176 FIND 37 (Naval Sea Systems Command), DF2285-1449 FIND 37 (Huntington Ingalls Inc Div Newport News Shipbuilding), 564-6405176-37 (Naval Sea Systems Command).
Key specifications for 564-405176 FIND 37: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 11.0790 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material Document and Classification: MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE 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.