The Bearing,ball,annular, cataloged under National Stock Number 3110-01-018-1469, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-018-1469 |
| Primary Part Number | C81512-3 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Retainer Fabrication Method | STAMPED |
| Lubrication Material | OIL |
| Internal Clearance | 0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Overall Outside Diameter | 0.4998 INCHES MINIMUM AND 0.5002 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Specification/standard Data | 55149-03956 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.7 |
| Bore Diameter | 0.1873 INCHES MINIMUM AND 0.1877 INCHES MAXIMUM IN |
| Material | STEEL COMP 440A OVERALL A |
| Lubrication Material Document and Classification | MIL-L-6085 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 |
|---|---|
| R3SS40-11 | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| R3RHHP35L01 | Mpb Corp Div Timken Super Precision (USA) |
| SSR3ZZT7C35-02 | Schaeffler Aerospace Canada Inc Div Fag Aerospace (CAN) |
| C81512-3 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| R3ZZT7C35-02 | Schaeffler Aerospace Canada Inc Div Fag Aerospace (CAN) |
| SR3RHHP35L01 | Mpb Corp Div Timken Super Precision (USA) |
| SR3SS40-11 | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
NSN 3110-01-018-1469 is a Bearing,ball,annular, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-018-1469 has 7 manufacturer part numbers on file: R3SS40-11 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), R3RHHP35L01 (Mpb Corp Div Timken Super Precision), SSR3ZZT7C35-02 (Schaeffler Aerospace Canada Inc Div Fag Aerospace), C81512-3 (Northrop Grumman Systems Corporation), R3ZZT7C35-02 (Schaeffler Aerospace Canada Inc Div Fag Aerospace) and 2 more.
Key specifications for C81512-3: Retainer Fabrication Method: STAMPED; Lubrication Material: OIL; Internal Clearance: 0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN; Internal Fit-Up Designation: STANDARD. 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.