The Bearing Unit,plain, cataloged under National Stock Number 3130-01-243-6301, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-243-6301 |
| Primary Part Number | 12321943 |
| Item Name | Bearing Unit,plain |
| FSC / FSG | 3130 / 31 — No Item Name Available |
| Manufacturer | Rexnord Industries, Llc Div Link-Belt Bearing Operation |
| Status | ACTIVE |
| Alignment Type | RIGID |
| Lubrication Fitting Type | PIPE PLUG |
| Center to Center Distance Between Mounting Holes Along Width | 6.000 INCHES NOMINAL6.000 INCHES NOMINAL IN |
| Material | IRON CAST OR STEEL HOUSING |
| Style Designator | PILLOW BLOCK, OPTIONAL SPLIT |
| Material | COPPER ALLOY OR TIN ALLOY OR LEAD ALLOY BEARING |
| Bore Diameter | 1.9970 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.680 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Height From Bottom of Base to Bore Centerline | 1.750 INCHES NOMINAL IN |
| Load Capability Type | RADIAL |
| Housing Length | 3.880 INCHES MINIMUM AND 3.880 INCHES MINIMUM AND 4.120 INCHES MAXIMUM4.120 INCHES MAXIMUM IN |
| Base Thickness | 0.750 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Mounting Hole Type | ROUND, UNTHREADEDROUND, UNTHREADED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 12321943 PRIMARY | Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA) |
| 2-1232 | Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA) |
| 12321943 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 2-1232Z | Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA) |
NSN 3130-01-243-6301 is a Bearing Unit,plain, manufactured by Rexnord Industries, Llc Div Link-Belt Bearing Operation, classified under FSC 3130 (No Item Name Available). Status: active.
NSN 3130-01-243-6301 has 4 cross-referenced part numbers: 12321943 (Rexnord Industries, Llc Div Link-Belt Bearing Operation), 2-1232 (Rexnord Industries, Llc Div Link-Belt Bearing Operation), 12321943 (U S Army Tank Automotive Command Amsta-Im-Mm), 2-1232Z (Rexnord Industries, Llc Div Link-Belt Bearing Operation).
There are 10 known substitutes for 3130-01-243-6301: 5325-00-076-9387, 6350-00-174-5234, 5110-00-268-1253 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 12321943: Alignment Type: RIGID; Lubrication Fitting Type: PIPE PLUG; Center to Center Distance Between Mounting Holes Along Width: 6.000 INCHES NOMINAL6.000 INCHES NOMINAL IN; Material: IRON CAST OR STEEL HOUSING. 13 total characteristics are documented in the Federal Logistics Information System.