The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-113-8844, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corp Div Timken Super Precision. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-113-8844 |
| Primary Part Number | B-303-32D-D |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING |
| Standard Tolerance Designation | ABEC NO. 9P |
| Bore Diameter | 0.24980 INCHES MINIMUM AND 0.24985 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 |
| Part Number | Manufacturer |
|---|---|
| B-303-32D-D PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| Reference | Meaning |
|---|---|
| 2192628-32 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 4117-32D-D | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-113-8844 is a Bearing,ball,duplex, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-113-8844 has 1 manufacturer part number on file: B-303-32D-D (Mpb Corp Div Timken Super Precision).
Key specifications for B-303-32D-D: Surface Finish: GROUND; Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING; Overall Width: 0.2190 INCHES NOMINAL IN; Standard Tolerance Designation: ABEC NO. 9P. 4 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.