The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-274-2955, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-274-2955 |
| Primary Part Number | 103HDLG-32 |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING |
| Overall Outside Diameter | 35.0 MILLIMETERS NOMINAL MM |
| Contact Angle | 15.0 DEGREES NOMINAL |
| Load Direction | ANGULAR |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 17.0 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP E52100 BALL |
| Material | GREASE LUBRICATION |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E52100 INNER RING |
| Material | FIBER AND PLASTIC PHENOLIC RETAINER |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| 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 |
|---|---|
| 103HDLG-32 PRIMARY | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| 103KRDFABEC 5 PRIMARY | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2910451-1 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 3110-01-274-2955 is a Bearing,ball,duplex, manufactured by Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-274-2955 has 2 manufacturer part numbers on file: 103HDLG-32 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), 103KRDFABEC 5 (Skf Usa Inc.).
Key specifications for 103HDLG-32: Surface Finish: GROUND; Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING; Overall Width: 20.0 MILLIMETERS NOMINAL MM; Overall Outside Diameter: 35.0 MILLIMETERS NOMINAL MM. 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.
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.