The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-00-583-0821, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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 | 3120-00-583-0821 |
| Primary Part Number | C552-20 |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company |
| Status | CANCELLED |
| Static Radial Load Rating | 158850 POUNDS LBS |
| Style Designator | WITH INSERT AND/OR LINER WITH STAKING GROOVE |
| Material | STEEL CORROSION RESISTING OUTER RACE MEMBER |
| Material | PLASTIC RACE LINER |
| Hardness Rating | 55.0 ROCKWELL C MINIMUM INNER MEMBER |
| Hardness Rating | 23.0 ROCKWELL C MINIMUM OUTER RACE MEMBER |
| Material | STEEL CORROSION RESISTING INNER MEMBER |
| Bore Diameter | 1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN |
| Outer Member Outside Diameter | 2.3745 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM IN |
| Inner Member Width | 1.4980 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN |
| Outer Member Width | 1.1200 INCHES MINIMUM AND 1.1300 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 3120-00-583-0821 is a Bearing,plain,self-Aligning, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 3120 (No Item Name Available). Status: cancelled.
NSN 3120-00-583-0821 has 3 cross-referenced part numbers: 10274-1 (Goodrich Aerospace Canada Ltd), 176156 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), C552-20 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company).
There are 9 known substitutes for 3120-00-583-0821: 5330-00-088-6455, 5310-00-432-0166, 3120-00-555-7041 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for C552-20: Static Radial Load Rating: 158850 POUNDS LBS; Style Designator: WITH INSERT AND/OR LINER WITH STAKING GROOVE; Material: STEEL CORROSION RESISTING OUTER RACE MEMBER; Material: PLASTIC RACE LINER. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 3120-00-583-0821 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.