The Bearing,sleeve, cataloged under National Stock Number 3120-00-752-2228, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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 | 3120-00-752-2228 |
| Primary Part Number | 7522228 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Corner Shape | CHAMFERED INSIDE LEFT CORNER |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE LEFT FLANGE BODY CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Corner Shape | CHAMFERED OUTSIDE RIGHT CORNER |
| Flange Outside Diameter | 1.2500 INCHES NOMINAL IN |
| Body Outside Diameter | 1.1260 INCHES MINIMUM AND 1.1265 INCHES MAXIMUM IN |
| Criticality Code Justification | ADAR AND ADAS AND AGFF |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 0.9321 INCHES MINIMUM AND 0.9326 INCHES MAXIMUM IN |
| Flange Width | 0.1350 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM IN |
| Material | COPPER ALLOY OVERALL |
| Material | OIL LUBRICATING LUBRICATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 7522228 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3120-00-752-2228 is a Bearing,sleeve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-752-2228 has 1 manufacturer part number on file: 7522228 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7522228: Corner Shape: CHAMFERED INSIDE LEFT CORNER; Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER. 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.