The Bearing,ball,annular, cataloged under National Stock Number 3110-01-040-2057, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-040-2057 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 1.3745 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN |
| Bore Diameter | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 73824 | 3/9 Design control — primary reference Thor Power Tool Co Sub of Stewart-Warner Co |
NSN 3110-01-040-2057 is a Bearing,ball,annular, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 3610-01-109-2618, 5340-01-313-6640, 5305-01-531-2651. Verify interchangeability with system specifications before substitution.
Key specifications for 3110-01-040-2057: Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Overall Width: 0.2762 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM IN; Overall Outside Diameter: 1.3745 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN; Bore Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN. 3 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.