The Spacer,ring, cataloged under National Stock Number 5365-01-088-6028, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Marathonnorco Aerospace, Inc.. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5365-01-088-6028 |
| Primary Part Number | 51A1406-02 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Marathonnorco Aerospace, Inc. |
| Status | ACTIVE |
| Outside Diameter | 1.396 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN |
| Overall Thickness | 0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN |
| Inside Diameter | 1.005 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY 2024 |
| 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 |
|---|---|
| 51A1406-02 PRIMARY | Marathonnorco Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| A1407-4 ITEM 30 | 5/9 Secondary reference Marathonnorco Aerospace, Inc. |
NSN 5365-01-088-6028 is a Spacer,ring, manufactured by Marathonnorco Aerospace, Inc., classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-088-6028 has 1 manufacturer part number on file: 51A1406-02 (Marathonnorco Aerospace, Inc.).
Key specifications for 51A1406-02: Outside Diameter: 1.396 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN; Overall Thickness: 0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN; Inside Diameter: 1.005 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN; Surface Treatment: ANODIZE. 5 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.