The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-277-9341, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Abc Acquisition Company Dba Aetna Bearing Company. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-00-277-9341 |
| Primary Part Number | R61214EA |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Abc Acquisition Company Dba Aetna Bearing Company |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Internal Fit-Up Designation | STANDARD |
| Locating Feature | ONE DIRECTION |
| Surface Finish | GROUND |
| Style Designator | SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE |
| Overall Outside Diameter | 4.9236 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.1 |
| Bore Diameter | 70.0 MILLIMETERS NOMINAL MM |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| M2435A | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
| R61214EA PRIMARY | Abc Acquisition Company Dba Aetna Bearing Company (USA) |
| Reference | Meaning |
|---|---|
| 3110002779341 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 3110-00-277-9341 is a Bearing,roller,cylindrical, manufactured by Abc Acquisition Company Dba Aetna Bearing Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-277-9341 has 2 manufacturer part numbers on file: M2435A (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), R61214EA (Abc Acquisition Company Dba Aetna Bearing Company).
Key specifications for R61214EA: Retainer Fabrication Method: MACHINED; Internal Fit-Up Designation: STANDARD; Locating Feature: ONE DIRECTION; Surface Finish: GROUND. 10 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.