The Bearing,sleeve, cataloged under National Stock Number 3120-00-252-2347, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 14 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 | 3120-00-252-2347 |
| Primary Part Number | 83218 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 125.0 MICROINCHES RIGHT END SURFACE OF BODY |
| Surface Finish | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 125.0 MICROINCHES LEFT END SURFACE OF BODY |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 0.6870 INCHES NOMINAL IN |
| Material Document and Classification | CE-PS 111 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.5027 INCHES MINIMUM AND 0.5032 INCHES MAXIMUM IN |
| Lubricant Accommodation Style | GROOVED CIRCULAR |
| Antirotation/lubrication Type and Quantity | 4 HOLE |
| Material | COPPER ALLOY OVERALL |
| Material | OIL LUBRICATING LUBRICATION |
| Surface Groove Location and Quantity | 1 EXTERNAL |
| Hole Diameter | 0.0280 INCHES MINIMUM AND 0.0380 INCHES MAXIMUM FIRST IN |
| 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 |
|---|---|
| 83218 PRIMARY | Triumph Engine Control Systems Llc (USA) |
NSN 3120-00-252-2347 is a Bearing,sleeve, manufactured by Triumph Engine Control Systems Llc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-252-2347 has 1 manufacturer part number on file: 83218 (Triumph Engine Control Systems Llc).
Key specifications for 83218: Surface Finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY; Surface Finish: 125.0 MICROINCHES RIGHT END SURFACE OF BODY; Surface Finish: 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY; Surface Finish: 125.0 MICROINCHES LEFT END SURFACE OF BODY. 14 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.