The Bearing,ball,annular, cataloged under National Stock Number 3110-01-645-5880, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Federal Equipment Co. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-645-5880 |
| Primary Part Number | 7A40027 REV D FIND NO 4 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Federal Equipment Co |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 1.6250 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 0.7500 INCHES NOMINAL IN |
| 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 |
|---|---|
| 7A40027 REV D FIND NO 4 PRIMARY | Federal Equipment Co (USA) |
| 2342K88 | Mcmaster-Carr Supply Co (USA) |
NSN 3110-01-645-5880 is a Bearing,ball,annular, manufactured by Federal Equipment Co, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-645-5880 has 2 manufacturer part numbers on file: 7A40027 REV D FIND NO 4 (Federal Equipment Co), 2342K88 (Mcmaster-Carr Supply Co).
Key specifications for 7A40027 REV D FIND NO 4: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND. 12 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.