The Bearing,ball,annular, cataloged under National Stock Number 3110-00-723-1958, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is New Hampshire Ball Bearings Inc Div Hitech Division. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-723-1958 |
| Primary Part Number | SER4K25 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | New Hampshire Ball Bearings Inc Div Hitech Division |
| Status | CANCELLED |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material | STEEL CORROSION RESISTING OVERALL |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | ABEC NO.7 |
| Outer Ring Outside Diameter | 0.6250 INCHES NOMINAL IN |
| Retainer Fabrication Method | PRESSED |
| Load Direction | RADIAL |
| Flange Width | 0.0420 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Internal Fit-Up Designation | STANDARD |
| Flange Outside Diameter | 0.6900 INCHES NOMINAL IN |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SER4K25 | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| M81793/08-JE2N2N1PP | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 710499-85 | Raytheon Company Div Rmd Strategic (USA) |
| SF1108 | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| M81793/8 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| FR45K25-285 | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| GM3 | Designatronics Inc Div Stock Drive Products (USA) |
| A554-165 | L3 Technologies, Inc. Div L3 Keo (USA) |
| M81793-DIIIAN01AC71AA0 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| SFR4K3 | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| SFR4 | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| VFR4Q25G32 | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| E2-7 | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| B2-7 | W. M. Berg, Inc. (USA) |
| 115182 | Us Army Aviation and Missile Command (USA) |
| SFR4K | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| 544A003568 | L3 Technologies, Inc. Div L3 Keo (USA) |
| SMC209602-5 | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA) |
| 115182-01 | Ge Aviation Systems Llc (USA) |
NSN 3110-00-723-1958 is a Bearing,ball,annular, manufactured by New Hampshire Ball Bearings Inc Div Hitech Division, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-723-1958 has 19 cross-referenced part numbers: SER4K25 (New Hampshire Ball Bearings Inc Div Hitech Division), M81793/08-JE2N2N1PP (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 710499-85 (Raytheon Company Div Rmd Strategic), SF1108 (New Hampshire Ball Bearings Inc Div Hitech Division), M81793/8 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 14 more.
There are 12 known substitutes for 3110-00-723-1958: 4720-00-010-3974, 5355-00-111-2685, 3110-00-144-8662 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for SER4K25: Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Material: STEEL CORROSION RESISTING OVERALL; Overall Width: 0.1960 INCHES NOMINAL IN; Bore Shape: STRAIGHT. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-723-1958 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.