The Bearing,ball,duplex, cataloged under National Stock Number 3110-00-156-6756, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Kearfott Corporation Div Guidance and Navigation Division. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-156-6756 |
| Primary Part Number | 120402 |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Kearfott Corporation Div Guidance and Navigation Division |
| Status | ACTIVE |
| Standard Tolerance Designation | ABEC NO.1 |
| Bearing Preload Designation | LIGHT |
| Bearing Preload Designation | LIGHT |
| Load Direction | ANGULAR |
| Surface Finish | GROUND |
| Load Direction | ANGULAR |
| Bore Diameter | 17.00 MILLIMETERS NOMINAL MM |
| Standard Tolerance Designation | ABEC NO.1 |
| Material | STEEL OVERALL |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING |
| Retainer Fabrication Method | PRESSED |
| Overall Outside Diameter | 40.00 MILLIMETERS NOMINAL MM |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20203DF | General Motors Llc Dba General Motors Llc (USA) |
| 120402 PRIMARY | Kearfott Corporation Div Guidance and Navigation Division (USA) |
| 120402 | Bae Systems Information and Electronic Systems Integration I Dba Es Marine Systems (USA) |
| 363613-2 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 20203DF | General Motors Corp Delco Moraine Ndh Div (USA) |
| 273829-161 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 7203DF PRIMARY | Timken Co Div the Timken Company (USA) |
| 20203DF | General Motors Corp (USA) |
| 7203DF1TX9 PRIMARY | Nsk Corp Bearing Div (USA) |
NSN 3110-00-156-6756 is a Bearing,ball,duplex, manufactured by Kearfott Corporation Div Guidance and Navigation Division, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-156-6756 has 9 cross-referenced part numbers: 20203DF (General Motors Llc Dba General Motors Llc), 120402 (Kearfott Corporation Div Guidance and Navigation Division), 120402 (Bae Systems Information and Electronic Systems Integration I Dba Es Marine Systems), 363613-2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 20203DF (General Motors Corp Delco Moraine Ndh Div) and 4 more.
There are 5 known substitutes for 3110-00-156-6756: 5950-00-897-1447, 5930-01-081-2988, 3010-01-146-6794 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 120402: Standard Tolerance Designation: ABEC NO.1; Bearing Preload Designation: LIGHT; Bearing Preload Designation: LIGHT; Load Direction: ANGULAR. 15 total characteristics are documented in the Federal Logistics Information System.