The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-935-5652, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-935-5652 |
| Primary Part Number | 339843 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Internal Clearance | 0.0032 INCHES MINIMUM RADIAL AND 0.0038 INCHES MAXIMUM RADIAL IN |
| Locating Feature | NONLOCATING |
| Surface Finish | GROUND |
| Material Document and Classification | PWA-725,97497 MFR REF 1ST MATERIAL RESPONSE INNER RING |
| Material Document and Classification | PWA-725,97497 MFR REF 3RD MATERIAL RESPONSE ROLLER |
| Material Document and Classification | PWA-725,97497 MFR REF 2ND MATERIAL RESPONSE OUTER RING |
| Overall Outside Diameter | 108.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.5 |
| Bore Diameter | 80.0 MILLIMETERS NOMINAL MM |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | COPPER ALLOY RETAINER |
| Material | STEEL ROLLER |
| 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 |
|---|---|
| 339843 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 515208 | 5/1 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 3110-00-935-5652 is a Bearing,roller,cylindrical, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-935-5652 has 1 manufacturer part number on file: 339843 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 2940-01-503-8769. Verify interchangeability with system specifications before substitution.
Key specifications for 339843: Retainer Fabrication Method: MACHINED; Internal Clearance: 0.0032 INCHES MINIMUM RADIAL AND 0.0038 INCHES MAXIMUM RADIAL IN; Locating Feature: NONLOCATING; Surface Finish: GROUND. 15 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.