The Bearing,ball,annular, cataloged under National Stock Number 3110-01-298-8149, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-298-8149 |
| Primary Part Number | MIL-B-81793C |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Flange Width | 0.0620 INCHES NOMINAL IN |
| Retainer Fabrication Method | MACHINED |
| Material | STEEL COMP 440C OUTER RING |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE BALL |
| Material | FIBER AND ALUMINUM SEAL |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material | STEEL COMP 440C BALL |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE INNER RING |
| Material | STEEL COMP 440C INNER RING |
| Internal Fit-Up Designation | STANDARD |
| Bore Diameter | 0.3750 INCHES NOMINAL IN |
| Seal Quantity | 1 |
| Bore Shape | STRAIGHT |
| Material | PLASTIC PHENOLIC RETAINER |
| Flange Outside Diameter | 0.9690 INCHES NOMINAL IN |
| Load Direction | RADIAL |
| Surface Finish | GROUND |
| Outer Ring Outside Diameter | 0.8750 INCHES NOMINAL IN |
| Standard Tolerance Designation | ABEC NO.7 |
| Bearing Seal Type | CONTACT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-B-81793C | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| SFR6FTA | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| M81793-DKJLANSWDD71AA0 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 3110-01-298-8149 is a Bearing,ball,annular, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-01-298-8149 has 3 cross-referenced part numbers: MIL-B-81793C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), SFR6FTA (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), M81793-DKJLANSWDD71AA0 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 3110-01-298-8149: 3110-00-184-1004, 3110-00-198-0928, 3110-00-198-2051 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-B-81793C: Flange Width: 0.0620 INCHES NOMINAL IN; Retainer Fabrication Method: MACHINED; Material: STEEL COMP 440C OUTER RING; Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE BALL. 22 total characteristics are documented in the Federal Logistics Information System.