The Bearing,washer,thrust, cataloged under National Stock Number 3120-01-357-8677, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-357-8677 |
| Primary Part Number | 53X-01-123 |
| Item Name | Bearing,washer,thrust |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES RIGHT SIDE |
| Surface Finish | 32.0 MICROINCHES LEFT SIDE |
| Corner Shape | SQUARE SECOND OUTSIDE CORNER |
| Corner Shape | SQUARE FIRST OUTSIDE CORNER |
| Corner Shape | CHAMFERED FIRST INSIDE CORNER |
| Corner Shape | SQUARE SECOND INSIDE CORNER |
| Overall Thickness | 0.2450 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM IN |
| Style Designator | ROUND |
| Diameter | 6.2500 INCHES MINIMUM AND 6.2600 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 8.2500 INCHES NOMINAL IN |
| Material | PLASTIC ACETAL 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 |
| Part Number | Manufacturer |
|---|---|
| 53X-01-123 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 53X-01-123 | 5/9 Secondary reference Illinois Tool Wks Inc Linac Div |
NSN 3120-01-357-8677 is a Bearing,washer,thrust, manufactured by Naval Sea Systems Command, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-357-8677 has 1 manufacturer part number on file: 53X-01-123 (Naval Sea Systems Command).
Key specifications for 53X-01-123: Surface Finish: 63.0 MICROINCHES RIGHT SIDE; Surface Finish: 32.0 MICROINCHES LEFT SIDE; Corner Shape: SQUARE SECOND OUTSIDE CORNER; Corner Shape: SQUARE FIRST OUTSIDE CORNER. 13 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.