The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-142-4332, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Lockheed Martin Corporation Div Space. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 23 commercial cross-references from 20 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-142-4332 |
| Primary Part Number | 556-3543 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Space |
| Status | CANCELLED |
| Load Direction | RADIAL |
| Inner Ring Width | 0.2810 INCHES NOMINAL IN |
| Outer Ring Width | 0.2500 INCHES NOMINAL IN |
| Overall Outside Diameter | 1.7500 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Style Designator | SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE |
| Bore Diameter | 1.3125 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 556-3543 PRIMARY | Lockheed Martin Corporation Div Space (USA) |
| B542 PRIMARY | Fag Bearings Corporation (USA) |
| PB26395-1 | Honeywell Intl Inc Defense Avionics Systems (USA) |
| B542KFS160 | Timken Co Div the Timken Company (USA) |
| B542 | Federal-Mogul Corp Powertrain Products Div (USA) |
| N16B5082 | Navy Electronics Supply Office (USA) |
| BACB10CF21 PRIMARY | The Boeing Company Div Defense (USA) |
| 8587398 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 556-3543 | Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions (USA) |
| 560884-2 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| B542KFS160 PRIMARY | Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings (USA) |
| 560884-2 | Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA) |
| 177030-5 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 177030-99 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| M9666855-1 | General Electric Company (USA) |
| 44129 | Numax Electronics Inc (USA) |
| 22343 PRIMARY | Raytheon Company Dba Raytheon (USA) |
| B542 PRIMARY | Schatz Bearing Corporation Dba Schatz Bearing Corp (USA) |
| 97121-5 | Arma Div Ambac Industries Inc |
| 8916-8 | Arma Div Ambac Industries Inc |
NSN 3110-00-142-4332 is a Bearing,ball,airframe, manufactured by Lockheed Martin Corporation Div Space, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-142-4332 has 23 cross-referenced part numbers: 556-3543 (Lockheed Martin Corporation Div Space), B542 (Fag Bearings Corporation), PB26395-1 (Honeywell Intl Inc Defense Avionics Systems), B542KFS160 (Timken Co Div the Timken Company), B542 (Federal-Mogul Corp Powertrain Products Div) and 18 more.
There are 9 known substitutes for 3110-00-142-4332: 4920-00-113-9998, 3030-00-117-9285, 7510-00-161-4240 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 556-3543: Load Direction: RADIAL; Inner Ring Width: 0.2810 INCHES NOMINAL IN; Outer Ring Width: 0.2500 INCHES NOMINAL IN; Overall Outside Diameter: 1.7500 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-142-4332 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.