The Spacer,ring, cataloged under National Stock Number 5365-01-496-1104, 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 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-496-1104 |
| Primary Part Number | 563-7409375-39 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Outside Diameter | 2.618 INCHES MINIMUM AND 2.622 INCHES MAXIMUM IN |
| Overall Thickness | 0.375 INCHES NOMINAL IN |
| Inside Diameter | 2.020 INCHES MINIMUM AND 2.030 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 |
|---|---|
| 563-7409375-39 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 7409375A-0039 | 5/2 Secondary reference U.S. Government activity |
| B552-3101-39 | 5/2 Secondary reference U.S. Government activity |
| 7409375 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5365-01-496-1104 is a Spacer,ring, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-496-1104 has 1 manufacturer part number on file: 563-7409375-39 (Naval Sea Systems Command).
5 possible matches (shared part number, not a government interchangeability claim): 3120-01-496-1798, 3120-01-496-1801, 3120-01-496-1804. Verify interchangeability with system specifications before substitution.
Key specifications for 563-7409375-39: Outside Diameter: 2.618 INCHES MINIMUM AND 2.622 INCHES MAXIMUM IN; Overall Thickness: 0.375 INCHES NOMINAL IN; Inside Diameter: 2.020 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN; End Item Identification: MBT 6 VENT VALVE LINKAGE;SEAWOLF CLASS SSN 23. 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.