The Bearing Unit,ball, cataloged under National Stock Number 3130-00-064-0121, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3130-00-064-0121 |
| Primary Part Number | RA1 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — No Item Name Available |
| Manufacturer | Timken Co Div the Timken Company |
| Status | CANCELLED |
| Flange Thickness | 0.0830 INCHES NOMINAL IN |
| Rotating Element Locking Method | SETSCREW LOCKING COLLAR |
| Seal Type | CONTACT |
| Seal Location | BOTH ENDS |
| Style Designator | FLANGE BLOCK |
| Mounting Hole Width | 0.3388 INCHES MINIMUM AND 0.3488 INCHES MAXIMUM IN |
| Load Capability Type | RADIAL |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL HOUSING |
| Housing Diameter | 3.7500 INCHES NOMINAL IN |
| Collar Location | ONE END |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Mounting Hole Type | SQUARE |
| Assembly Overall Length | 1.2656 INCHES NOMINAL IN |
| Bore Diameter | 1.0000 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Internal Fit-Up Designation | STANDARD |
| Bolt Circle Diameter | 3.0000 INCHES NOMINAL IN |
| Lubrication Fitting Type | SELF LUBRICATED |
| Housing Length | 0.6875 INCHES NOMINAL IN |
| Rolling Element Groove Quantity | 1 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| RA1-INCH FLANGETTE | Timken Co Div the Timken Company (USA) |
| RA1 PRIMARY | Timken Co Div the Timken Company (USA) |
| RA100NPPB52MSC1 | Timken Co Div the Timken Company (USA) |
NSN 3130-00-064-0121 is a Bearing Unit,ball, manufactured by Timken Co Div the Timken Company, classified under FSC 3130 (No Item Name Available). Status: cancelled.
NSN 3130-00-064-0121 has 3 cross-referenced part numbers: RA1-INCH FLANGETTE (Timken Co Div the Timken Company), RA1 (Timken Co Div the Timken Company), RA100NPPB52MSC1 (Timken Co Div the Timken Company).
There are 5 known substitutes for 3130-00-064-0121: 5965-00-661-0463, 6320-00-779-5923, 5961-00-943-9919 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for RA1: Flange Thickness: 0.0830 INCHES NOMINAL IN; Rotating Element Locking Method: SETSCREW LOCKING COLLAR; Seal Type: CONTACT; Seal Location: BOTH ENDS. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 3130-00-064-0121 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.