The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-00-540-8102, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Eaton Corp Dba Eaton Aerospace Jackson. Government technical data includes 8 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3120-00-540-8102 |
| Primary Part Number | 21542 |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Eaton Corp Dba Eaton Aerospace Jackson |
| Status | CANCELLED |
| Bore Diameter | 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| Material | GREASE LUBRICATION |
| Static Radial Load Rating | 60000 POUNDS LBS |
| Inner Member Width | 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION |
| Outer Member Outside Diameter | 1.4370 INCHES MINIMUM AND 1.4375 INCHES MAXIMUM IN |
| Style Designator | WITHOUT INSERT OR LINER |
| Outer Member Width | 0.5880 INCHES MINIMUM AND 0.5980 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 3120-00-540-8102 is a Bearing,plain,self-Aligning, manufactured by Eaton Corp Dba Eaton Aerospace Jackson, classified under FSC 3120 (No Item Name Available). Status: cancelled.
NSN 3120-00-540-8102 has 3 cross-referenced part numbers: 21542 (Eaton Corp Dba Eaton Aerospace Jackson), KSBG12-15 (Sargent Aerospace & Defense, Llc Dba Kahr Bearings), BSR12510 (Rbc Southwest Products, Inc.).
There are 6 known substitutes for 3120-00-540-8102: 5940-00-089-3603, 5342-01-264-1135, 6610-01-286-2306 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21542: Bore Diameter: 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN; Material: GREASE LUBRICATION; Static Radial Load Rating: 60000 POUNDS LBS; Inner Member Width: 0.7450 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN. 8 total characteristics are documented in the Federal Logistics Information System.
NSN 3120-00-540-8102 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.