The Spacer,sleeve, cataloged under National Stock Number 5365-01-217-4079, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 12 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 | 5365-01-217-4079 |
| Primary Part Number | 23018047 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Surface Treatment Document and Classification | TPS11600 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Flange Outside Diameter | 1.0000 INCHES MINIMUM AND 1.0400 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.5200 INCHES MINIMUM AND 0.5600 INCHES MAXIMUM IN |
| Hardness Rating | 60.0 ROCKWELL C NOMINAL OVERALL |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Features Provided | CASEHARDENED |
| Body Inside Diameter | 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Flange Width | 0.1000 INCHES NOMINAL IN |
| Material | STEEL COMP 1117 OR STEEL COMP 1211 OR STEEL COMP 1212 OR STEEL COMP 1213 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 |
|---|---|
| 23018047 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
NSN 5365-01-217-4079 is a Spacer,sleeve, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-217-4079 has 1 manufacturer part number on file: 23018047 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 23018047: Corner Shape: SQUARE ALL CORNERS; Surface Treatment Document and Classification: TPS11600 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Flange Outside Diameter: 1.0000 INCHES MINIMUM AND 1.0400 INCHES MAXIMUM IN; Body Outside Diameter: 0.5200 INCHES MINIMUM AND 0.5600 INCHES MAXIMUM IN. 12 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.