The Spacer,sleeve, cataloged under National Stock Number 5365-00-026-8905, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Ge Aviation Systems Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5365-00-026-8905 |
| Primary Part Number | 77638-01 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Flange Outside Diameter | 0.7350 INCHES MINIMUM AND 0.7650 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.3600 INCHES MINIMUM AND 0.3900 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.3200 INCHES MINIMUM AND 0.3250 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Flange Width | 0.0310 INCHES MINIMUM AND 0.0610 INCHES MAXIMUM IN |
| Material | STEEL COMP 1117 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 |
|---|---|
| 77638-01 PRIMARY | Ge Aviation Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 77638 | 5/9 Secondary reference Ge Aviation Systems Llc |
NSN 5365-00-026-8905 is a Spacer,sleeve, manufactured by Ge Aviation Systems Llc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-00-026-8905 has 1 manufacturer part number on file: 77638-01 (Ge Aviation Systems Llc).
Key specifications for 77638-01: Corner Shape: SQUARE ALL CORNERS; Flange Outside Diameter: 0.7350 INCHES MINIMUM AND 0.7650 INCHES MAXIMUM IN; Body Outside Diameter: 0.3600 INCHES MINIMUM AND 0.3900 INCHES MAXIMUM IN; Style Designator: SOLID, EXTERNAL FLANGE ONE END. 9 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.