The Spacer,stepped, cataloged under National Stock Number 5365-01-445-4391, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5365-01-445-4391 |
| Primary Part Number | 2712494 |
| Item Name | Spacer,stepped |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625, TYPE III MIL SPEC SINGLE TREATMENT RESPONSE |
| Body Outside Diameter | 0.497 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN |
| Overall Thickness | 0.002 INCHES NOMINAL IN |
| Style Designator | STEPPED SPACER |
| Material Document and Classification | QQ-A-225/8, T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Second Right Step Outside Diameter | 0.343 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN |
| Body Inside Diameter | 0.199 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| First Left Counterbore Inside Diameter | 0.350 INCHES NOMINAL IN |
| First Left Counterbore Depth | 0.660 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY 6061 |
| Second Right Step Width | 1.165 INCHES MINIMUM AND 1.175 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 2712494 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 2712494 | 5/9 Secondary reference U.S. Government activity |
| 2712494 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
NSN 5365-01-445-4391 is a Spacer,stepped, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-445-4391 has 1 manufacturer part number on file: 2712494 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 2712494: Surface Treatment Document and Classification: MIL-A-8625, TYPE III MIL SPEC SINGLE TREATMENT RESPONSE; Body Outside Diameter: 0.497 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN; Overall Thickness: 0.002 INCHES NOMINAL IN; Style Designator: STEPPED SPACER. 12 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.