The Spacer,ring, cataloged under National Stock Number 5365-01-138-4668, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Gasket Manufacturing Co.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Spacer,ring |
| FSC / FSG | 5365 — Bushings, Rings, Shims, and Spacers (FSG 53) |
| Manufacturers | Gasket Manufacturing Co. (CAGE 72606) |
| Parameter | Value |
|---|---|
| NSN | 5365-01-138-4668 |
| Primary Part Number | 301B |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Gasket Manufacturing Co. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 301B PRIMARY | Gasket Manufacturing Co. (USA) |
| Reference | Meaning |
|---|---|
| 0N173861-2 | 5/2 Secondary reference U.S. Government activity |
NSN 5365-01-138-4668 is a Spacer,ring, manufactured by Gasket Manufacturing Co., classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-138-4668 has 1 manufacturer part number on file: 301B (Gasket Manufacturing Co.).
2 possible matches (shared part number, not a government interchangeability claim): 3940-01-446-6649, 5130-01-624-7467. Verify interchangeability with system specifications before substitution.
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.