The Spacer,sleeve, cataloged under National Stock Number 5365-01-274-8394, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Mid-America Aerotech, Llc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-274-8394 |
| Primary Part Number | 40A509 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Mid-America Aerotech, Llc |
| Status | ACTIVE |
| Body Outside Diameter | 0.4870 INCHES MINIMUM AND 0.4970 INCHES MAXIMUM IN |
| Body Inside Diameter | 0.3150 INCHES MINIMUM AND 0.3250 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| 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 |
|---|---|
| 40A509 | Mid-America Aerotech, Llc (USA) |
| Reference | Meaning |
|---|---|
| 40A509 | 3/9 Design control — primary reference U.S. Government activity |
| 40A509 | 5/9 Secondary reference E-Systems Inc Montek Div Fluid Controls Opns |
| 40A509 | 5/9 Secondary reference Moog Inc Div Moog Inc., Space and Defense - Salt Lake City |
NSN 5365-01-274-8394 is a Spacer,sleeve, manufactured by Mid-America Aerotech, Llc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-274-8394 has 1 manufacturer part number on file: 40A509 (Mid-America Aerotech, Llc).
Key specifications for 40A509: Body Outside Diameter: 0.4870 INCHES MINIMUM AND 0.4970 INCHES MAXIMUM IN; Overall Length: 0.2080 INCHES MINIMUM AND 0.2180 INCHES MAXIMUM IN; Body Inside Diameter: 0.3150 INCHES MINIMUM AND 0.3250 INCHES MAXIMUM IN; Material: ALUMINUM ALLOY 2024 OVERALL. 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.