The Spacer,ring, cataloged under National Stock Number 5365-01-004-7141, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5365-01-004-7141 |
| Primary Part Number | 039578 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OVERALL |
| Outside Diameter | 1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN |
| Overall Thickness | 0.250 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE |
| Inside Diameter | 1.427 INCHES MINIMUM AND 1.437 INCHES MAXIMUM IN |
| Material | STEEL COMP 304 |
| 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 |
|---|---|
| 039578 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| 908B039578 | 5/9 Secondary reference L3 Technologies, Inc. Div L3 Keo |
NSN 5365-01-004-7141 is a Spacer,ring, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-004-7141 has 1 manufacturer part number on file: 039578 (L3 Technologies, Inc. Div L3 Keo).
Key specifications for 039578: Surface Finish: 125.0 MICROINCHES OVERALL; Outside Diameter: 1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN; Overall Thickness: 0.250 INCHES NOMINAL IN; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE. 6 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.