The Bearing,washer,thrust, cataloged under National Stock Number 3120-01-321-6018, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-321-6018 |
| Item Name | Bearing,washer,thrust |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Status | ACTIVE |
| Surface Finish | 20.0 MICROINCHES RIGHT SIDE |
| Surface Finish | 20.0 MICROINCHES LEFT SIDE |
| Corner Shape | SQUARE ALL CORNERS |
| Overall Thickness | 0.1810 INCHES MINIMUM AND 0.1820 INCHES MAXIMUM IN |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | ROUND |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 1.5020 INCHES MINIMUM AND 1.5120 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 2.1570 INCHES MINIMUM AND 2.1770 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 OVERALL |
| Center Hole Shape Style | ROUND |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| TG200247-3 | 3/9 Design control — primary reference Teledyne Industries Inc Teledyne Power Systems Div |
NSN 3120-01-321-6018 is a Bearing,washer,thrust, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
Key specifications for 3120-01-321-6018: Surface Finish: 20.0 MICROINCHES RIGHT SIDE; Surface Finish: 20.0 MICROINCHES LEFT SIDE; Corner Shape: SQUARE ALL CORNERS; Overall Thickness: 0.1810 INCHES MINIMUM AND 0.1820 INCHES MAXIMUM IN. 12 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.