The Bearing Unit,ball, cataloged under National Stock Number 3130-01-153-0971, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rexnord Industries, Llc Div Link-Belt Bearing Operation. Government technical data includes 19 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-153-0971 |
| Primary Part Number | 34U3-203 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — No Item Name Available |
| Manufacturer | Rexnord Industries, Llc Div Link-Belt Bearing Operation |
| Status | ACTIVE |
| Housing Width | 4.6250 INCHES NOMINAL IN |
| Block Type | FIXED |
| Rotating Element Locking Method | DIRECT |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Rolling Element Groove Quantity | 1 |
| Assembly Overall Length | 6.1250 INCHES NOMINAL IN |
| Material | IRON CAST HOUSING |
| Style Designator | FLANGE BLOCK |
| Material | STEEL BALL |
| Housing Length | 2.2969 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Bore Diameter | 1.4375 INCHES NOMINAL IN |
| Bolt Circle Diameter | 3.6250 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.1250 INCHES NOMINAL IN |
| Flange Thickness | 0.0625 INCHES NOMINAL IN |
| Load Capability Type | RADIAL |
| Alignment Type | RIGID |
| Shaft End Type | CLOSED OR OPEN |
| Mounting Hole Type | ROUND, UNTHREADED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3130-01-153-0971 is a Bearing Unit,ball, manufactured by Rexnord Industries, Llc Div Link-Belt Bearing Operation, classified under FSC 3130 (No Item Name Available). Status: active.
NSN 3130-01-153-0971 has 3 cross-referenced part numbers: F3-U223H (Rexnord Industries, Llc Div Link-Belt Bearing Operation), 34U3-203 (Rexnord Industries, Llc Div Link-Belt Bearing Operation), 34U3-203 (Ellis & Watts International, Llc).
There is 1 known substitute for 3130-01-153-0971: 3110-01-007-7625. Verify interchangeability with system specifications before substitution.
Key specifications for 34U3-203: Housing Width: 4.6250 INCHES NOMINAL IN; Block Type: FIXED; Rotating Element Locking Method: DIRECT; Features Provided: GROUND ROLLING ELEMENT GROOVE. 19 total characteristics are documented in the Federal Logistics Information System.