The Shim, cataloged under National Stock Number 5365-01-203-0855, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-203-0855 |
| Primary Part Number | RD54217-2 |
| Item Name | Shim |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec |
| Status | ACTIVE |
| Style Designator | NON-CIRCULAR W/BOLT HOLES |
| Aperture Diameter | 3.710 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 4.675 INCHES MINIMUM AND 4.695 INCHES MAXIMUM IN |
| Center to Center Distance Between Bolt Holes Along Width | 4.601 INCHES MINIMUM AND 4.621 INCHES MAXIMUM IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN |
| Outside Corner Radius | 0.250 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 3003 |
| Hole Diameter | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN |
| Construction | ONE-PIECE |
| 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 |
|---|---|
| RD54217-2 PRIMARY | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA) |
NSN 5365-01-203-0855 is a Shim, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-203-0855 has 1 manufacturer part number on file: RD54217-2 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).
Key specifications for RD54217-2: Style Designator: NON-CIRCULAR W/BOLT HOLES; Overall Length: 5.175 INCHES MINIMUM AND 5.195 INCHES MAXIMUM IN; Overall Width: 5.101 INCHES MINIMUM AND 5.121 INCHES MAXIMUM IN; Aperture Diameter: 3.710 INCHES NOMINAL IN. 11 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.