The Bearing,ball,annular, cataloged under National Stock Number 3110-00-293-9608, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Nsk Corp Bearing Div. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-293-9608 |
| Primary Part Number | 6305ZZC2E1BT2 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Nsk Corp Bearing Div |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material | GREASE |
| Internal Fit-Up Designation | TIGHT |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 62.00 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 25.00 MILLIMETERS NOMINAL MM |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 6305ZZC2E1BT2 PRIMARY | Nsk Corp Bearing Div (USA) |
| 77305T1E9 | General Motors Corp (USA) |
| 77305T1MILG3278 PRIMARY | General Motors Corp (USA) |
| Reference | Meaning |
|---|---|
| H305WDDMILG3278 | 5/9 Secondary reference Timken Co Div the Timken Company |
| 77305T1MILG3278 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| H305WDDFS160 | 5/9 Secondary reference Timken Co Div the Timken Company |
| 77305T1E9 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| 305MFFQ4A7MILG3278 | 3/1 Design control — primary reference Skf Usa Inc. |
NSN 3110-00-293-9608 is a Bearing,ball,annular, manufactured by Nsk Corp Bearing Div, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-293-9608 has 3 manufacturer part numbers on file: 6305ZZC2E1BT2 (Nsk Corp Bearing Div), 77305T1E9 (General Motors Corp), 77305T1MILG3278 (General Motors Corp).
Key specifications for 6305ZZC2E1BT2: Retainer Fabrication Method: PRESSED; Lubrication Material: GREASE; Internal Fit-Up Designation: TIGHT; Surface Finish: GROUND. 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.