The Spacer,sleeve, cataloged under National Stock Number 5365-01-040-5257, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Rosemount Aerospace Inc Dba Rosemount Aerospace Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-040-5257 |
| Primary Part Number | 00861-0339-0001 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Rosemount Aerospace Inc Dba Rosemount Aerospace Inc |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Right Internal Flange Width | 0.3050 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Outside Diameter | 1.1800 INCHES NOMINAL IN |
| Body Outside Diameter | 0.4795 INCHES MINIMUM AND 0.4800 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END |
| Body Inside Diameter | 0.4800 INCHES MINIMUM AND 0.4805 INCHES MAXIMUM IN |
| Right Internal Flange Hole Diameter | 0.4000 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Flange Width | 0.3200 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 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 |
|---|---|
| 00861-0339-0001 PRIMARY | Rosemount Aerospace Inc Dba Rosemount Aerospace Inc (USA) |
| Reference | Meaning |
|---|---|
| 00861-0339-0001 | 5/9 Secondary reference Rosemount Inc Dba Fisher Rosemount Service and Support |
NSN 5365-01-040-5257 is a Spacer,sleeve, manufactured by Rosemount Aerospace Inc Dba Rosemount Aerospace Inc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-040-5257 has 1 manufacturer part number on file: 00861-0339-0001 (Rosemount Aerospace Inc Dba Rosemount Aerospace Inc).
Key specifications for 00861-0339-0001: Corner Shape: SQUARE ALL CORNERS; Right Internal Flange Width: 0.3050 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Flange Outside Diameter: 1.1800 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.