The Bearing,sleeve, cataloged under National Stock Number 3120-01-021-5532, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Bunting Bearings Corp. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-021-5532 |
| Primary Part Number | NN101214 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Bunting Bearings Corp |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 0.7500 INCHES MINIMUM AND 0.7580 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 0.6260 INCHES MINIMUM AND 0.6340 INCHES MAXIMUM IN |
| Material | PLASTIC POLYAMIDE NYLON 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 |
|---|---|
| NN101214 PRIMARY | Bunting Bearings Corp (USA) |
| Reference | Meaning |
|---|---|
| 111122 | 5/9 Secondary reference Masten Bunting Eagle-Picher Bearings Div Eagle-Picher Industries Inc |
NSN 3120-01-021-5532 is a Bearing,sleeve, manufactured by Bunting Bearings Corp, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-021-5532 has 1 manufacturer part number on file: NN101214 (Bunting Bearings Corp).
1 possible match (shared part number, not a government interchangeability claim): 4520-01-115-2545. Verify interchangeability with system specifications before substitution.
Key specifications for NN101214: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.7500 INCHES MINIMUM AND 0.7580 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 0.8750 INCHES NOMINAL IN. 5 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.