The Bearing,ball,airframe, cataloged under National Stock Number 3110-01-440-9908, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-440-9908 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| Style Designator | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES BALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | AMS 3652 ASSN STD 1ST MATERIAL RESPONSE OR AMS 3666 ASSN STD 1ST MATERIAL RESPONSE AND AMS 3666 ASSN STD 2ND MATERIAL RESPONSE SEAL |
| Overall Outside Diameter | 2.3115 INCHES MINIMUM AND 2.3125 INCHES MAXIMUM IN |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Bore Diameter | 1.5625 INCHES MINIMUM AND 1.5630 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E51100 OR STEEL COMP E52100 BALL |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE AND GLASS FIBER SEAL |
| Material | STEEL COMP E52100 INNER RING |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.4320 INCHES MINIMUM AND 0.4370 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 |
|---|---|
| MS27642-25S | 2/2 Government specification standardization U.S. Government activity |
NSN 3110-01-440-9908 is a Bearing,ball,airframe, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-440-9908: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN; Style Designator: SINGLE ROW INNER RING EXTENDED BOTH SIDES. 19 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.