The Bearing,ball,annular, cataloged under National Stock Number 3110-01-304-9585, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-304-9585 |
| Primary Part Number | 11454747 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material | GREASE |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | 4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RACE |
| Material Document and Classification | MIL-B-1083,COMP 1 MIL SPEC SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | QQ-B-613,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE SEPARATOR |
| Overall Outside Diameter | 11.4986 INCHES MINIMUM AND 11.5000 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | RIGID |
| Surface Treatment | CHROMIUM OUTER RACE |
| Surface Treatment | CHROMIUM INNER RACE |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR BALLS, GRADE 25 |
| Bore Diameter | 9.9986 INCHES MINIMUM AND 10.0000 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 BALL |
| Material | STEEL COMP E52100 INNER RACE |
| Material | STEEL COMP E52100 OUTER RACE |
| Material | COPPER ALLOY 260 SEPARATOR |
| Lubrication Material Document and Classification | MIL-G-23827 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 |
|---|---|
| 11454747 PRIMARY | Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings (USA) |
| 11454747 PRIMARY | Kaydon Corporation Dba Kaydon Corp (USA) |
| Reference | Meaning |
|---|---|
| 11454747 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
| 50749001 | 5/1 Secondary reference Kaydon Corporation Dba Kaydon Corp |
NSN 3110-01-304-9585 is a Bearing,ball,annular, manufactured by Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-304-9585 has 2 manufacturer part numbers on file: 11454747 (Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings), 11454747 (Kaydon Corporation Dba Kaydon Corp).
Key specifications for 11454747: Retainer Fabrication Method: PRESSED; Lubrication Material: GREASE; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND. 21 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.