The Spacer,special Shaped, cataloged under National Stock Number 5365-01-478-2108, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Div Marine Systems. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5365-01-478-2108 |
| Primary Part Number | 5D89693H01 |
| Item Name | Spacer,special Shaped |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Northrop Grumman Systems Corporation Div Marine Systems |
| Status | ACTIVE |
| Overall Thickness | 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Aperture Length | 1.940 INCHES MINIMUM AND 1.980 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 5D89693H01 PRIMARY | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| Reference | Meaning |
|---|---|
| 5D89693 | D/9 Drawing number reference only Northrop Grumman Systems Corporation Div Marine Systems |
NSN 5365-01-478-2108 is a Spacer,special Shaped, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-478-2108 has 1 manufacturer part number on file: 5D89693H01 (Northrop Grumman Systems Corporation Div Marine Systems).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-478-2128. Verify interchangeability with system specifications before substitution.
Key specifications for 5D89693H01: Overall Thickness: 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN; Overall Width: 1.260 INCHES MINIMUM AND 1.300 INCHES MAXIMUM IN; Aperture Length: 1.940 INCHES MINIMUM AND 1.980 INCHES MAXIMUM IN; End Item Identification: FILTERS. 3 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.