The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-01-022-4396, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-022-4396 |
| Primary Part Number | MA206A |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| Status | ACTIVE |
| Locating Feature | ONE DIRECTION |
| Style Designator | SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE |
| Overall Outside Diameter | 5.1196 INCHES MINIMUM AND 5.1204 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Bore Diameter | 2.9522 INCHES MINIMUM AND 2.9528 INCHES MAXIMUM IN |
| 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 |
|---|---|
| MA206A PRIMARY | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
| R61215EA | Abc Acquisition Company Dba Aetna Bearing Company (USA) |
| Reference | Meaning |
|---|---|
| 3110010224396 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 3110-01-022-4396 is a Bearing,roller,cylindrical, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-022-4396 has 2 manufacturer part numbers on file: MA206A (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), R61215EA (Abc Acquisition Company Dba Aetna Bearing Company).
Key specifications for MA206A: Locating Feature: ONE DIRECTION; Style Designator: SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE; Overall Width: 0.9793 INCHES MINIMUM AND 0.9843 INCHES MAXIMUM IN; Overall Outside Diameter: 5.1196 INCHES MINIMUM AND 5.1204 INCHES MAXIMUM IN. 5 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.