The Bearing Unit,ball, cataloged under National Stock Number 3130-00-140-8121, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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 | 3130-00-140-8121 |
| Primary Part Number | 125155 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — No Item Name Available |
| Manufacturer | Reliance Electric Company Dba Reliance & Dodge Brands |
| Status | ACTIVE |
| Housing Height | 4.5000 INCHES NOMINAL IN |
| Rolling Element Groove Quantity | 1 |
| Housing Length | 1.0625 INCHES NOMINAL IN |
| Load Capability Type | RADIAL AND THRUST |
| Material | STEEL BEARING SURFACE |
| Height From Bottom of Base to Bore Centerline | 2.6875 INCHES NOMINAL IN |
| Assembly Overall Length | 1.6250 INCHES NOMINAL IN |
| Bore Diameter | 1.4375 INCHES NOMINAL IN |
| Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Material | RUBBER SEAL |
| Collar Location | ONE END |
| Lubrication Fitting Angle From Horizontal Centerline | 45.0 DEGREES NOMINAL |
| Seal Location | BOTH ENDS |
| Rotating Element Locking Method | SETSCREW LOCKING COLLAR |
| Alignment Type | SELF-ALIGNING |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Internal Fit-Up Designation | STANDARD |
| Material | IRON CAST HOUSING |
| Housing Width | 4.1250 INCHES NOMINAL IN |
| Lubrication Fitting Type | HYDRAULIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 125155 PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| SC1 7/16 TAKE-UP BEARING | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| 6-110A | Vme Americas Inc Sub of Vme Group N V (USA) |
NSN 3130-00-140-8121 is a Bearing Unit,ball, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 3130 (No Item Name Available). Status: active.
NSN 3130-00-140-8121 has 3 cross-referenced part numbers: 125155 (Reliance Electric Company Dba Reliance & Dodge Brands), SC1 7/16 TAKE-UP BEARING (Reliance Electric Company Dba Reliance & Dodge Brands), 6-110A (Vme Americas Inc Sub of Vme Group N V).
There are 5 known substitutes for 3130-00-140-8121: 2920-00-112-9028, 5305-00-206-2050, 6130-01-011-3898 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 125155: Housing Height: 4.5000 INCHES NOMINAL IN; Rolling Element Groove Quantity: 1; Housing Length: 1.0625 INCHES NOMINAL IN; Load Capability Type: RADIAL AND THRUST. 21 total characteristics are documented in the Federal Logistics Information System.