The Bearing,ball,annular, cataloged under National Stock Number 3110-01-079-6819, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Kaydon Corporation Dba Kaydon Corp. Government technical data includes 19 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-079-6819 |
| Primary Part Number | 11507949 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Kaydon Corporation Dba Kaydon Corp |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0005 INCHES MINIMUM RADIAL AND 0.0015 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OUTER RING |
| Overall Outside Diameter | 2.8746 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO. 5T |
| Bore Diameter | 2.3121 INCHES MINIMUM AND 2.3125 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C OUTER RING |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAL |
| Material | STEEL COMP 440C BALL |
| Material | PLASTIC TETRAFLUOROETHYLENE RETAINER |
| Lubrication Material Document and Classification | MIS-23540,TY S,CL 1 MFR REF 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 |
|---|---|
| 11507949 PRIMARY | Kaydon Corporation Dba Kaydon Corp (USA) |
| 11507949 PRIMARY | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| 11507949 PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| Reference | Meaning |
|---|---|
| 11507949 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
| 11507949 | 3/2 Design control — primary reference U.S. Government activity |
| SN546SSZA | 5/1 Secondary reference Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation |
| 3TKLDD37-46-133 | 5/9 Secondary reference Mpb Corporation Dba Mpb Corp |
| AVN546KDDTS | 5/9 Secondary reference Timken Co Div the Timken Company |
NSN 3110-01-079-6819 is a Bearing,ball,annular, manufactured by Kaydon Corporation Dba Kaydon Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-079-6819 has 3 manufacturer part numbers on file: 11507949 (Kaydon Corporation Dba Kaydon Corp), 11507949 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), 11507949 (Mpb Corp Div Timken Super Precision).
Key specifications for 11507949: Retainer Fabrication Method: MACHINED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Internal Clearance: 0.0005 INCHES MINIMUM RADIAL AND 0.0015 INCHES MAXIMUM RADIAL IN. 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.