The Bearing,ball,annular, cataloged under National Stock Number 3110-00-554-3976, 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 16 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-554-3976 |
| Primary Part Number | 1301 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Nsk Corp Bearing Div |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | LABYRINTH |
| Lubrication Material | GREASE |
| Outer Ring Width | 12.00 MILLIMETERS NOMINAL MM |
| Internal Fit-Up Designation | TIGHT |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 40.00 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 17.00 MILLIMETERS NOMINAL MM |
| Material | STEEL OVERALL |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.6536 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 |
|---|---|
| 1301 PRIMARY | Nsk Corp Bearing Div (USA) |
| 88503C2E1TH2 PRIMARY | Nsk Corp Bearing Div (USA) |
| C88503T1BC9 | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| H203KLL2MILL3545 | 5/9 Secondary reference Timken Co Div the Timken Company |
| H203KLL2FS264 | 5/9 Secondary reference Timken Co Div the Timken Company |
| H203LL2MILL3545 | 5/9 Secondary reference Timken Co Div the Timken Company |
| 88503T1FC9MILL3545 | 3/1 Design control — primary reference General Motors Corp |
| 88503T1FC9MILL3545 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| C88503T1BC9 | 5/9 Secondary reference General Motors Corp |
| H203KLL2FS381 | 5/9 Secondary reference Timken Co Div the Timken Company |
| C88503T1BC9 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
NSN 3110-00-554-3976 is a Bearing,ball,annular, manufactured by Nsk Corp Bearing Div, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-554-3976 has 3 manufacturer part numbers on file: 1301 (Nsk Corp Bearing Div), 88503C2E1TH2 (Nsk Corp Bearing Div), C88503T1BC9 (General Motors Llc Dba General Motors Llc).
Key specifications for 1301: Retainer Fabrication Method: PRESSED; Bearing Seal Type: LABYRINTH; Lubrication Material: GREASE; Outer Ring Width: 12.00 MILLIMETERS NOMINAL MM. 16 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.