The Spacer,ring, cataloged under National Stock Number 5365-01-005-4608, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Smith and Smith Aircraft Co. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Spacer,ring |
| FSC / FSG | 5365 — Bushings, Rings, Shims, and Spacers (FSG 53) |
| Manufacturers | Smith and Smith Aircraft Co (CAGE 28298) |
| Parameter | Value |
|---|---|
| NSN | 5365-01-005-4608 |
| Primary Part Number | AA81-103-108 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Smith and Smith Aircraft Co |
| Status | ACTIVE |
| Outside Diameter | 1.245 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN |
| Overall Thickness | 0.032 INCHES NOMINAL IN |
| Inside Diameter | 1.085 INCHES MINIMUM AND 1.105 INCHES MAXIMUM IN |
| Material | COPPER 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 |
|---|---|
| AA81-103-108 PRIMARY | Smith and Smith Aircraft Co (USA) |
| Reference | Meaning |
|---|---|
| AA81-103-108 | 5/9 Secondary reference Ncr Corp Power Systems Div |
| AA81-103-108 | 5/9 Secondary reference Raytheon Company |
NSN 5365-01-005-4608 is a Spacer,ring, manufactured by Smith and Smith Aircraft Co, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-005-4608 has 1 manufacturer part number on file: AA81-103-108 (Smith and Smith Aircraft Co).
Key specifications for AA81-103-108: Outside Diameter: 1.245 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN; Overall Thickness: 0.032 INCHES NOMINAL IN; Inside Diameter: 1.085 INCHES MINIMUM AND 1.105 INCHES MAXIMUM IN; Material: COPPER ALLOY. 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.