The Bearing,ball,annular, cataloged under National Stock Number 3110-00-155-6418, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Hatch & Kirk, Inc.. Government technical data includes 15 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through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-155-6418 |
| Primary Part Number | 3224902 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Hatch & Kirk, Inc. |
| Status | ACTIVE |
| Lubrication Material | GREASE |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 130.00 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 75.00 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 |
| 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 |
|---|---|
| 215MFF | Skf Usa Inc. (USA) |
| 215WDD | Timken Co Div the Timken Company (USA) |
| 3224902 PRIMARY | Hatch & Kirk, Inc. (USA) |
| Reference | Meaning |
|---|---|
| K5J | 5/9 Secondary reference Bay City Shovels, Inc |
| 377053V | 5/9 Secondary reference U.S. Government activity |
| 1215MFF | 5/9 Secondary reference Schatz Bearing Corporation Dba Schatz Bearing Corp |
| 3224902 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| K5N | 5/9 Secondary reference Bay City Shovels, Inc |
| 9D77215 | 5/9 Secondary reference Fwd Seagrave Holdings Lp |
| 700644 | 5/9 Secondary reference Army Weapons Command Attn Amswe-Ree-S |
| K7H | 5/9 Secondary reference Bay City Shovels, Inc |
| 6215ZZMAX | 5/9 Secondary reference U.S. Government activity |
| 77215 | 5/9 Secondary reference Manitowoc Engineering Co Division of the Manitowoc Co Inc |
| 1215SS | 5/9 Secondary reference Federal-Mogul Corp Government Sales Dept |
| K7N | 5/9 Secondary reference Bay City Shovels, Inc |
| K6G | 5/9 Secondary reference Bay City Shovels, Inc |
NSN 3110-00-155-6418 is a Bearing,ball,annular, manufactured by Hatch & Kirk, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-155-6418 has 3 manufacturer part numbers on file: 215MFF (Skf Usa Inc.), 215WDD (Timken Co Div the Timken Company), 3224902 (Hatch & Kirk, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 5310-01-077-0036, 7510-01-465-1463, 4520-01-466-2421. Verify interchangeability with system specifications before substitution.
Key specifications for 3224902: Lubrication Material: GREASE; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND; Shield Quantity: 2. 15 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.