The Bearing,ball,annular, cataloged under National Stock Number 3110-00-155-6844, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is General Motors Corp. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-155-6844 |
| Primary Part Number | 774606 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Lubrication Material | GREASE |
| Outer Ring Width | 19.00 MILLIMETERS NOMINAL MM |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 72.00 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 30.00 MILLIMETERS NOMINAL MM |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL BALL |
| Material | STEEL SHIELD |
| Lubrication Material Document and Classification | DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 1.1875 INCHES NOMINAL 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 |
|---|---|
| 774606 PRIMARY | General Motors Corp (USA) |
| Reference | Meaning |
|---|---|
| 774606 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| 774606ND | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-00-155-6844 is a Bearing,ball,annular, manufactured by General Motors Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-155-6844 has 1 manufacturer part number on file: 774606 (General Motors Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5940-00-258-2109, 6505-01-524-3284. Verify interchangeability with system specifications before substitution.
Key specifications for 774606: Lubrication Material: GREASE; Outer Ring Width: 19.00 MILLIMETERS NOMINAL MM; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND. 17 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.