The Bearing,sleeve, cataloged under National Stock Number 3120-01-321-6716, 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 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-321-6716 |
| Primary Part Number | 5544222-3 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Kamatics Corporation |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Body Outside Diameter | 1.2490 INCHES MINIMUM AND 1.2495 INCHES MAXIMUM IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM OVERALL |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER LAYER |
| Body Inside Diameter | 1.0000 INCHES MINIMUM AND 1.0010 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER |
| Material | STEEL COMP 630 OUTER LAYER |
| 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 |
|---|---|
| 5544222-3 PRIMARY | Kamatics Corporation (USA) |
| Reference | Meaning |
|---|---|
| KJB189000V-5 | 5/1 Secondary reference Kamatics Corporation |
| 5544222-3 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 5544222 | 5/9 Secondary reference Kamatics Corporation |
NSN 3120-01-321-6716 is a Bearing,sleeve, manufactured by Kamatics Corporation, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-321-6716 has 1 manufacturer part number on file: 5544222-3 (Kamatics Corporation).
Key specifications for 5544222-3: Corner Shape: SQUARE ALL CORNERS; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Body Outside Diameter: 1.2490 INCHES MINIMUM AND 1.2495 INCHES MAXIMUM IN; Hardness Rating: 28.0 ROCKWELL C MINIMUM OVERALL. 10 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.