The Spacer,plate, cataloged under National Stock Number 5365-01-454-4589, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Measurement Systems Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5365-01-454-4589 |
| Primary Part Number | 403660-1 |
| Item Name | Spacer,plate |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Measurement Systems Inc |
| Status | ACTIVE |
| Overall Thickness | 0.080 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Outside Diameter | 0.250 INCHES NOMINAL IN |
| Aperture Diameter | 0.125 INCHES NOMINAL IN |
| Material | PLASTIC POLYAMIDE NYLON |
| 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 |
|---|---|
| 403660-1 PRIMARY | Measurement Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| ER-588-45 | D/9 Drawing number reference only Measurement Systems Inc |
NSN 5365-01-454-4589 is a Spacer,plate, manufactured by Measurement Systems Inc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-454-4589 has 1 manufacturer part number on file: 403660-1 (Measurement Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 6150-01-565-3774. Verify interchangeability with system specifications before substitution.
Key specifications for 403660-1: Overall Thickness: 0.080 INCHES NOMINAL IN; Style Designator: CIRCULAR; Outside Diameter: 0.250 INCHES NOMINAL IN; Aperture Diameter: 0.125 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.