The Spacer,ring, cataloged under National Stock Number 5365-01-641-8618, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Calgon Carbon Uv Technologies Llc Dba Hyde Marine. Government technical data includes 4 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 | 5365-01-641-8618 |
| Primary Part Number | G300145 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Calgon Carbon Uv Technologies Llc Dba Hyde Marine |
| Status | ACTIVE |
| Outside Diameter | 1.673 INCHES NOMINAL IN |
| Overall Thickness | 0.08 INCHES NOMINAL IN |
| Inside Diameter | 1.378 INCHES NOMINAL IN |
| Material | PLASTIC TETRAFLUOROETHYLENE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5365-01-641-8618 is a Spacer,ring, manufactured by Calgon Carbon Uv Technologies Llc Dba Hyde Marine, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-641-8618 has 3 manufacturer part numbers on file: 45052229 (Cathelco Ltd), 161632 (Optimarin As), G300145 (Calgon Carbon Uv Technologies Llc Dba Hyde Marine).
Key specifications for G300145: Outside Diameter: 1.673 INCHES NOMINAL IN; Overall Thickness: 0.08 INCHES NOMINAL IN; Inside Diameter: 1.378 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: BACK RING. 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.