The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-142-4491, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-142-4491 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.4640 INCHES MINIMUM AND 0.4690 INCHES MAXIMUM IN |
| Style Designator | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| Material Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE MATERIAL RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES |
| Overall Outside Diameter | 3.8740 INCHES MINIMUM AND 3.8750 INCHES MAXIMUM IN |
| Departure From Cited Designator | NON |
| Load Direction | RADIAL |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Seal Quantity | 2 |
| Bore Diameter | 2.9370 INCHES MINIMUM AND 2.9380 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E51100 OR STEEL COMP E52100 BALL |
| Material | STEEL COMP E52100 INNER RING |
| Material | CHROMIUM ALLOY SEAL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.5260 INCHES MINIMUM AND 0.5310 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 302-1038P1 | 5/9 Secondary reference Raytheon Company Div Corp |
| 302-1038P1 | 5/1 Secondary reference U.S. Government activity |
| AN202KP47B | 2/2 Government specification standardization U.S. Government activity |
| AN202KP47BANG25 | 5/9 Secondary reference U.S. Government activity |
| KP47BFS10125 | 5/9 Secondary reference Timken Co Div the Timken Company |
| AN202KP47B | 5/1 Secondary reference U.S. Government activity |
| KP47BANG25 | 5/9 Secondary reference Timken Co Div the Timken Company |
| KP47BFS50125 | 5/9 Secondary reference Timken Co Div the Timken Company |
| 302-1038P1 | 5/1 Secondary reference Raytheon Company Dba Raytheon Co |
| KP47B | 5/1 Secondary reference Timken Co Div the Timken Company |
NSN 3110-00-142-4491 is a Bearing,ball,airframe, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-00-142-4491: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.4640 INCHES MINIMUM AND 0.4690 INCHES MAXIMUM IN; Style Designator: SINGLE ROW INNER RING EXTENDED BOTH SIDES. 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.