The Spacer,sleeve, cataloged under National Stock Number 5365-00-219-8239, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-00-219-8239 |
| Primary Part Number | 8390418 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Surface Treatment Document and Classification | MIL-C-12968 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-L-3150 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Body Outside Diameter | 9.0000 INCHES NOMINAL IN |
| Hardness Rating | 88.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | MIL-S-11486 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | CASEHARDENED |
| Body Inside Diameter | 8.5000 INCHES NOMINAL IN |
| Surface Treatment | PHOSPHATE AND OIL OVERALL |
| Material | STEEL 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 |
|---|---|
| 8390418 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5365-00-219-8239 is a Spacer,sleeve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-00-219-8239 has 1 manufacturer part number on file: 8390418 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8390418: Corner Shape: SQUARE ALL CORNERS; Surface Treatment Document and Classification: MIL-C-12968 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-L-3150 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Body Outside Diameter: 9.0000 INCHES NOMINAL IN; Hardness Rating: 88.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL. 10 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.