The Spacer,ring, cataloged under National Stock Number 5365-01-080-0634, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 5 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 | 5365-01-080-0634 |
| Primary Part Number | 1817390 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Outside Diameter | 0.625 INCHES NOMINAL IN |
| Overall Thickness | 0.032 INCHES NOMINAL IN |
| Material Document and Classification | QQ-B-626,1/2H FED SPEC SINGLE MATERIAL RESPONSE |
| Inside Diameter | 0.480 INCHES NOMINAL IN |
| Material | COPPER ALLOY 240 |
| 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 |
|---|---|
| 1817390 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5365-01-080-0634 is a Spacer,ring, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-080-0634 has 1 manufacturer part number on file: 1817390 (Northrop Grumman Systems Corporation).
Key specifications for 1817390: Outside Diameter: 0.625 INCHES NOMINAL IN; Overall Thickness: 0.032 INCHES NOMINAL IN; Material Document and Classification: QQ-B-626,1/2H FED SPEC SINGLE MATERIAL RESPONSE; Inside Diameter: 0.480 INCHES NOMINAL IN. 5 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.