The Spacer,sleeve, cataloged under National Stock Number 5365-01-243-5174, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is R. Kern Engineering & Manufacturing Corp. Dba R Kern Engineering & Manufacturing Corp. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5365-01-243-5174 |
| Primary Part Number | CT0993-375 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | R. Kern Engineering & Manufacturing Corp. Dba R Kern Engineering & Manufacturing Corp |
| Status | ACTIVE |
| Body Outside Diameter | 0.4050 INCHES MINIMUM AND 0.4250 INCHES MAXIMUM IN |
| Body Inside Diameter | 0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 2024 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 |
|---|---|
| CT0993-375 PRIMARY | R. Kern Engineering & Manufacturing Corp. Dba R Kern Engineering & Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| 1164AS594-7 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5365-01-243-5174 is a Spacer,sleeve, manufactured by R. Kern Engineering & Manufacturing Corp. Dba R Kern Engineering & Manufacturing Corp, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-243-5174 has 1 manufacturer part number on file: CT0993-375 (R. Kern Engineering & Manufacturing Corp. Dba R Kern Engineering & Manufacturing Corp).
Key specifications for CT0993-375: Body Outside Diameter: 0.4050 INCHES MINIMUM AND 0.4250 INCHES MAXIMUM IN; Overall Length: 0.4850 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN; Body Inside Diameter: 0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN; Material: ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 2024 OVERALL. 3 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.