The Spacer,plate, cataloged under National Stock Number 5365-01-435-4175, 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 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-435-4175 |
| Primary Part Number | 581-6405752 FIND AHNA-2 |
| Item Name | Spacer,plate |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Overall Thickness | 0.250 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 7.500 INCHES NOMINAL IN |
| Aperture Diameter | 5.000 INCHES NOMINAL IN |
| Features Provided | NONSEPARABLE |
| Bolt Hole Quantity | 8 |
| Bolt Circle Diameter | 6.375 INCHES NOMINAL IN |
| Material | STEEL COMP 316 |
| Hole Diameter | 0.406 INCHES NOMINAL 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 |
|---|---|
| 581-6405752 FIND AHNA-2 PRIMARY | Naval Sea Systems Command (USA) |
| 6111405-2 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| DF2011-238 FN AHNA-2 | 5/9 Secondary reference U.S. Government activity |
| DF2011-238 FN AHNA-2 | 5/9 Secondary reference Joint Oil Analysis Program Dba Department of Defense |
| C611-1405 FN AHNA-2 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 5365-01-435-4175 is a Spacer,plate, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-435-4175 has 2 manufacturer part numbers on file: 581-6405752 FIND AHNA-2 (Naval Sea Systems Command), 6111405-2 (Naval Sea Systems Command).
Key specifications for 581-6405752 FIND AHNA-2: Overall Thickness: 0.250 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE; Outside Diameter: 7.500 INCHES NOMINAL IN. 10 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.