The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-01-203-1704, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corporation Dba Mpb Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-203-1704 |
| Primary Part Number | 3620380-1 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corporation Dba Mpb Corp |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Locating Feature | NONLOCATING |
| Surface Finish | GROUND |
| Precious Material | SILVER |
| Style Designator | SINGLE ROW, TWO LIP INNER RING, NO OUTER RING, ROLLER RETAINMENT RINGS, NON-SEPARABLE |
| Overall Outside Diameter | 1.9997 INCHES MINIMUM AND 2.0002 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.5 |
| Bore Diameter | 0.9841 INCHES MINIMUM AND 0.9843 INCHES MAXIMUM IN |
| Material | STEEL COMP M50 ROLLER |
| Material | COPPER ALLOY SEPARATOR |
| Material | STEEL COMP E52100 INNER RING |
| Inner Ring Width | 0.6643 INCHES MINIMUM AND 0.6693 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3620380-1 PRIMARY | Mpb Corporation Dba Mpb Corp (USA) |
| Reference | Meaning |
|---|---|
| 3620380-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-203-1704 is a Bearing,roller,cylindrical, manufactured by Mpb Corporation Dba Mpb Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-203-1704 has 1 manufacturer part number on file: 3620380-1 (Mpb Corporation Dba Mpb Corp).
Key specifications for 3620380-1: Retainer Fabrication Method: MACHINED; Locating Feature: NONLOCATING; Surface Finish: GROUND; Precious Material: SILVER. 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.
NSN 3110-01-203-1704 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.