The Spacer,ring, cataloged under National Stock Number 5365-01-406-7993, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-406-7993 |
| Primary Part Number | 820-6652487-119 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Outside Diameter | 0.609 INCHES MINIMUM AND 0.614 INCHES MAXIMUM IN |
| Overall Thickness | 0.300 INCHES NOMINAL IN |
| Inside Diameter | 0.395 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN |
| Material | STEEL |
| 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 |
|---|---|
| 820-6652487-119 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5365-01-406-7993 is a Spacer,ring, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-406-7993 has 1 manufacturer part number on file: 820-6652487-119 (Naval Sea Systems Command).
Key specifications for 820-6652487-119: Outside Diameter: 0.609 INCHES MINIMUM AND 0.614 INCHES MAXIMUM IN; Overall Thickness: 0.300 INCHES NOMINAL IN; Inside Diameter: 0.395 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN; Special Features: 4 THREADED HOLES, 0.125-40 UNC-2B; RINGS SPLIT TO FORM TWO HALVES, ANGLED TO 15 DEGREES. 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.