The Spacer,ring, cataloged under National Stock Number 5365-01-144-3602, 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 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-144-3602 |
| Primary Part Number | 143665 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Outside Diameter | 6.292 INCHES MINIMUM AND 6.296 INCHES MAXIMUM IN |
| Overall Thickness | 0.250 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Inside Diameter | 4.636 INCHES MINIMUM AND 4.646 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY 6061 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5365-01-144-3602 is a Spacer,ring, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-144-3602 has 2 manufacturer part numbers on file: 143665 (Northrop Grumman Systems Corporation), 2885105 (Naval Sea Systems Command).
Key specifications for 143665: Outside Diameter: 6.292 INCHES MINIMUM AND 6.296 INCHES MAXIMUM IN; Overall Thickness: 0.250 INCHES NOMINAL IN; Material Document and Classification: QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE; Inside Diameter: 4.636 INCHES MINIMUM AND 4.646 INCHES MAXIMUM IN. 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.