The Bearing,ball,annular, cataloged under National Stock Number 3110-01-198-5463, 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 25 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-198-5463 |
| Primary Part Number | 50998001 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Kaydon Corporation Dba Kaydon Corp |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0005 INCHES MINIMUM RADIAL AND 0.0010 INCHES MAXIMUM RADIAL IN |
| Surface Treatment Document and Classification | QQ-C-320,CL 1 FED SPEC SINGLE TREATMENT RESPONSE BALL |
| Surface Treatment Document and Classification | QQ-C-320,CL 1 FED SPEC SINGLE TREATMENT RESPONSE INNER RING |
| Surface Treatment Document and Classification | QQ-C-320,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE 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 | QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE RETAINER |
| Overall Outside Diameter | 6.6240 INCHES MINIMUM AND 6.6250 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Surface Treatment | NICKEL AND CHROMIUM BALL |
| Surface Treatment | NICKEL AND CHROMIUM INNER RING |
| Surface Treatment | NICKEL AND CHROMIUM OUTER RING |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 5.9990 INCHES MINIMUM AND 6.0000 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 BALL |
| Material | COPPER ALLOY RETAINER |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E52100 INNER RING |
| Lubrication Material Document and Classification | MIL-G-81937 MIL SPEC SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| L10RA600.57648 | Fag Bearings Corporation (USA) |
| 50998001 PRIMARY | Kaydon Corporation Dba Kaydon Corp (USA) |
| T-5685-A | Timken Co Div the Timken Company (USA) |
| Reference | Meaning |
|---|---|
| 805417-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| T-5685-A | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
| FAGL10RA600YH.R12.25.J24 | 5/9 Secondary reference Fag Bearings Corporation |
NSN 3110-01-198-5463 is a Bearing,ball,annular, manufactured by Kaydon Corporation Dba Kaydon Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-198-5463 has 3 manufacturer part numbers on file: L10RA600.57648 (Fag Bearings Corporation), 50998001 (Kaydon Corporation Dba Kaydon Corp), T-5685-A (Timken Co Div the Timken Company).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-421-4066. Verify interchangeability with system specifications before substitution.
Key specifications for 50998001: Retainer Fabrication Method: PRESSED; Lubrication Material: GREASE; Internal Clearance: 0.0005 INCHES MINIMUM RADIAL AND 0.0010 INCHES MAXIMUM RADIAL IN; Surface Treatment Document and Classification: QQ-C-320,CL 1 FED SPEC SINGLE TREATMENT RESPONSE BALL. 25 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.
NSN 3110-01-198-5463 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.