The Bearing,washer,thrust, cataloged under National Stock Number 3120-01-032-6548, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-032-6548 |
| Primary Part Number | 8441531 |
| Item Name | Bearing,washer,thrust |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OVERALL |
| Overall Thickness | 0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM IN |
| Style Designator | ROUND |
| Material Document and Classification | MIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material Document and Classification | VV-L-800 FED SPEC SINGLE MATERIAL RESPONSE LUBRICATION |
| Diameter | 0.2500 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN |
| Material | COPPER ALLOY OVERALL |
| Material | OIL LUBRICATING LUBRICATION |
| 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 |
|---|---|
| 8441531 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 3120-01-032-6548 is a Bearing,washer,thrust, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-032-6548 has 1 manufacturer part number on file: 8441531 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 8441531: Surface Finish: 125.0 MICROINCHES OVERALL; Overall Thickness: 0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM IN; Style Designator: ROUND; Material Document and Classification: MIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 11 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.