The Bearing,sleeve, cataloged under National Stock Number 3120-01-243-7300, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Beemer Precision Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3120-01-243-7300 |
| Primary Part Number | AA1506-12 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Beemer Precision Inc |
| Status | ACTIVE |
| Body Outside Diameter | 1.5650 INCHES NOMINAL IN |
| Body Inside Diameter | 1.2520 INCHES NOMINAL IN |
| Material | COPPER ALLOY 841 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 |
|---|---|
| AA1506-12 PRIMARY | Beemer Precision Inc (USA) |
| Reference | Meaning |
|---|---|
| AA-1506-12 | 5/9 Secondary reference Bunting Bearings Corp Kalamazoo Plant |
| 4333-11 | 5/9 Secondary reference Kt Acquisition Llc Dba Kom Tek Technologies |
| AA1506-12 | 5/9 Secondary reference Bunting Bearings Corp |
| 5050-631 | 5/9 Secondary reference Raytheon Company Div Rmd Strategic |
NSN 3120-01-243-7300 is a Bearing,sleeve, manufactured by Beemer Precision Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-243-7300 has 1 manufacturer part number on file: AA1506-12 (Beemer Precision Inc).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-629-6206. Verify interchangeability with system specifications before substitution.
Key specifications for AA1506-12: Body Outside Diameter: 1.5650 INCHES NOMINAL IN; Overall Length: 1.2500 INCHES NOMINAL IN; Body Inside Diameter: 1.2520 INCHES NOMINAL IN; Material: COPPER ALLOY 841 OVERALL. 3 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.