The Spacer,ring, cataloged under National Stock Number 5365-01-428-4074, 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 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-428-4074 |
| Primary Part Number | 211059450 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Outside Diameter | 6.481 INCHES MINIMUM AND 6.491 INCHES MAXIMUM IN |
| Overall Thickness | 0.390 INCHES NOMINAL IN |
| Inside Diameter | 5.513 INCHES MINIMUM AND 5.515 INCHES MAXIMUM IN |
| Material | PLASTIC ACETAL |
| 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 |
|---|---|
| 6210103 FIND 16 | Naval Sea Systems Command (USA) |
| 211059450 PRIMARY | Naval Sea Systems Command (USA) |
| 562-6405735-SGMB FIND 16 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6405735 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5365-01-428-4074 is a Spacer,ring, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-428-4074 has 3 manufacturer part numbers on file: 6210103 FIND 16 (Naval Sea Systems Command), 211059450 (Naval Sea Systems Command), 562-6405735-SGMB FIND 16 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-431-2056. Verify interchangeability with system specifications before substitution.
Key specifications for 211059450: Outside Diameter: 6.481 INCHES MINIMUM AND 6.491 INCHES MAXIMUM IN; Overall Thickness: 0.390 INCHES NOMINAL IN; Inside Diameter: 5.513 INCHES MINIMUM AND 5.515 INCHES MAXIMUM IN; Special Features: RING HAS ONE SLOT STRIGHT THRU, 0.030 INS WIDE. 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.