The Bearing,ball,annular, cataloged under National Stock Number 3110-00-321-3715, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Kearfott Corp Div Kearfott Corporation. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-321-3715 |
| Primary Part Number | 211099 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Kearfott Corp Div Kearfott Corporation |
| Status | ACTIVE |
| Lubrication Material | OIL |
| Bearing Preload Rating | 5.0 POUNDS NOMINAL LBS |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE INNER RACE |
| Overall Outside Diameter | 0.7340 INCHES MINIMUM AND 0.7380 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Contact Angle | 25.0 DEGREES MAXIMUM |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 0.1406 INCHES MINIMUM AND 0.1421 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 BALL |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | STEEL COMP E52100 INNER RACE |
| Material | STEEL COMP E52100 OUTER RING |
| Lubrication Material Document and Classification | MIL-L-6085 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 |
|---|---|
| 211099 PRIMARY | Kearfott Corp Div Kearfott Corporation (USA) |
| 211099 PRIMARY | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| Reference | Meaning |
|---|---|
| Z65 | 5/1 Secondary reference Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation |
| 211099 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 3110-00-321-3715 is a Bearing,ball,annular, manufactured by Kearfott Corp Div Kearfott Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-321-3715 has 2 manufacturer part numbers on file: 211099 (Kearfott Corp Div Kearfott Corporation), 211099 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5306-00-638-7657. Verify interchangeability with system specifications before substitution.
Key specifications for 211099: Lubrication Material: OIL; Bearing Preload Rating: 5.0 POUNDS NOMINAL LBS; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 18 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.