The Spacer,plate, cataloged under National Stock Number 5365-01-331-3143, 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 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-331-3143 |
| Primary Part Number | 5188325-7 |
| Item Name | Spacer,plate |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE |
| Style Designator | NON-CIRCULAR W/BOLT HOLES |
| Aperture Diameter | 2.125 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 2.100 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE |
| Center to Center Distance Between Bolt Holes Along Width | 2.100 INCHES NOMINAL IN |
| Outside Corner Radius | 0.100 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN |
| Hole Diameter | 0.211 INCHES MINIMUM AND 0.218 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 5188325-7 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| PL5188325 REV U | D/9 Drawing number reference only Naval Sea Systems Command |
| OD56185 REV C | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5365-01-331-3143 is a Spacer,plate, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-331-3143 has 1 manufacturer part number on file: 5188325-7 (Naval Sea Systems Command).
Key specifications for 5188325-7: Surface Treatment Document and Classification: MIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE; Style Designator: NON-CIRCULAR W/BOLT HOLES; Overall Length: 3.250 INCHES NOMINAL IN; Overall Width: 3.250 INCHES NOMINAL IN. 9 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.