The Bearing,ball,annular, cataloged under National Stock Number 3110-00-877-5601, 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 15 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-877-5601 |
| Primary Part Number | SFR1-5SS |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material | OIL |
| Internal Fit-Up Designation | STANDARD |
| Flange Outside Diameter | 0.3590 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Flange Width | 0.0310 INCHES NOMINAL IN |
| Outer Ring Outside Diameter | 0.3125 INCHES NOMINAL IN |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 0.0937 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Lubrication Material Document and Classification | MIL-L-6085 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 |
|---|---|
| SC500-101 | Leonardo Uk Ltd (GBR) |
| 77NM0620 | General Motors Corp (USA) |
| SFR1-5SS PRIMARY | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| SFR1-5SS3 PRIMARY | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| Reference | Meaning |
|---|---|
| 168098 | 5/9 Secondary reference Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division |
| SFR1-5PPK25-7 | 3/2 Design control — primary reference U.S. Government activity |
| 77NM0620 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| SC500-101 | 5/9 Secondary reference Leonardo Mw Ltd |
NSN 3110-00-877-5601 is a Bearing,ball,annular, manufactured by Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-877-5601 has 4 manufacturer part numbers on file: SC500-101 (Leonardo Uk Ltd), 77NM0620 (General Motors Corp), SFR1-5SS (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), SFR1-5SS3 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation).
Key specifications for SFR1-5SS: Retainer Fabrication Method: PRESSED; Lubrication Material: OIL; Internal Fit-Up Designation: STANDARD; Flange Outside Diameter: 0.3590 INCHES NOMINAL IN. 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.