The Bearing,sleeve, cataloged under National Stock Number 3120-01-485-4012, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Kamatics Corporation. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-485-4012 |
| Primary Part Number | KNRJ52UDV-168-2 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Kamatics Corporation |
| Status | ACTIVE |
| Flange Outside Diameter | 3.7525 INCHES NOMINAL IN |
| Style Designator | BLANK, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 3.2570 INCHES NOMINAL IN |
| Material | STEEL 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 |
|---|---|
| KNRJ52UDV-168-2 PRIMARY | Kamatics Corporation (USA) |
| Reference | Meaning |
|---|---|
| H547-2003-124 | 5/9 Secondary reference U.S. Government activity |
| 7066805 | D/9 Drawing number reference only Naval Sea Systems Command |
| 167-7066805-124 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
NSN 3120-01-485-4012 is a Bearing,sleeve, manufactured by Kamatics Corporation, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-485-4012 has 1 manufacturer part number on file: KNRJ52UDV-168-2 (Kamatics Corporation).
4 possible matches (shared part number, not a government interchangeability claim): 3120-01-485-4017, 3120-01-485-4020, 4720-01-487-1445. Verify interchangeability with system specifications before substitution.
Key specifications for KNRJ52UDV-168-2: Flange Outside Diameter: 3.7525 INCHES NOMINAL IN; Style Designator: BLANK, EXTERNAL FLANGE ONE END; Overall Length: 5.2500 INCHES NOMINAL IN; Body Inside Diameter: 3.2570 INCHES NOMINAL IN. 4 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.