The Shim, cataloged under National Stock Number 5365-01-014-7384, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Aimtron Systems, Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5365-01-014-7384 |
| Primary Part Number | 10520 |
| Item Name | Shim |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Aimtron Systems, Llc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-F-14072 E300 MIL SPEC SINGLE TREATMENT RESPONSE |
| Style Designator | CIRCULAR |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.250 INCHES NOMINAL IN |
| Aperture Diameter | 0.140 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 304 |
| 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 |
|---|---|
| 10520 PRIMARY | Aimtron Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 503839 | 3/9 Design control — primary reference Phoenix Specialty Mfg Co Inc |
| 10520 | 5/9 Secondary reference Cardion Inc |
NSN 5365-01-014-7384 is a Shim, manufactured by Aimtron Systems, Llc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-014-7384 has 1 manufacturer part number on file: 10520 (Aimtron Systems, Llc).
5 possible matches (shared part number, not a government interchangeability claim): 6625-01-099-1492, 3110-01-269-9956, 5950-01-281-7506. Verify interchangeability with system specifications before substitution.
Key specifications for 10520: Surface Treatment Document and Classification: MIL-F-14072 E300 MIL SPEC SINGLE TREATMENT RESPONSE; Style Designator: CIRCULAR; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE; Outside Diameter: 0.250 INCHES NOMINAL IN. 8 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.