The Bearing,ball,annular, cataloged under National Stock Number 3110-00-702-1502, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 17 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-702-1502 |
| Primary Part Number | 55-0022-1 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 0.3750 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 0.1875 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | STEEL BALL |
| Material | STEEL CORROSION RESISTING SHIELD |
| Lubrication Material Document and Classification | MIL-G-25013 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 |
|---|---|
| 55-0022-1 | Grimes Aerospace Company (USA) |
| SR166PPK25/2 | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| SR166PPK25/2 | Mpb Corp Div Timken Super Precision (USA) |
| Reference | Meaning |
|---|---|
| 77M1224DZD5DR | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| AV12K24DD | 5/9 Secondary reference Timken Co Div the Timken Company |
| AV12K24DDFS203 | 5/9 Secondary reference Timken Co Div the Timken Company |
| SR166PPK25/2 | 3/2 Design control — primary reference U.S. Government activity |
| 77M1224DZD5DR | 5/9 Secondary reference General Motors Corp |
NSN 3110-00-702-1502 is a Bearing,ball,annular, manufactured by Grimes Aerospace Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-702-1502 has 3 manufacturer part numbers on file: 55-0022-1 (Grimes Aerospace Company), SR166PPK25/2 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), SR166PPK25/2 (Mpb Corp Div Timken Super Precision).
2 possible matches (shared part number, not a government interchangeability claim): 3110-00-761-0653, 5845-01-176-9664. Verify interchangeability with system specifications before substitution.
Key specifications for 55-0022-1: Retainer Fabrication Method: PRESSED; Lubrication Material: GREASE; Internal Clearance: 0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN; 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.