The Bearing Unit,ball, cataloged under National Stock Number 3130-00-419-0886, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-00-419-0886 |
| Primary Part Number | RFC1 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Timken Co Div the Timken Company |
| Status | ACTIVE |
| Seal Type | LABYRINTH |
| Lubrication Material | GREASE |
| Lubrication Fitting Type | HYDRAULIC |
| Assembly Overall Length | 1.5625 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | ROUND, UNTHREADED |
| Rotating Element Locking Method | DIRECT |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Style Designator | FLANGE CARTRIDGE BLOCK |
| Mounting Hole Diameter | 0.3750 INCHES NOMINAL IN |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Pilot Diameter | 3.0000 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 1 |
| Bolt Circle Diameter | 3.6250 INCHES NOMINAL IN |
| Shaft End Type | OPEN |
| Bore Diameter | 1.0000 INCHES NOMINAL IN |
| Material | STEEL AND WOOL SEAL |
| Material | IRON CAST HOUSING |
| Housing Length | 1.1875 INCHES NOMINAL IN |
| Housing Diameter | 4.3750 INCHES NOMINAL IN |
| Lubrication Fitting Angle From Horizontal Centerline | 90.0 DEGREES NOMINAL |
| Load Capability Type | RADIAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| RFC1 PRIMARY | Timken Co Div the Timken Company (USA) |
| HR/3/739433 | Awe Plc (GBR) |
| Reference | Meaning |
|---|---|
| 604876 | 5/9 Secondary reference Rbc Transport Dynamics Corp Div Rbc Transport Dynamics |
| MFC16 | 5/9 Secondary reference Morse Industrial Corp Sealmaster Bearing Div Sub of Emerson Electric Co |
NSN 3130-00-419-0886 is a Bearing Unit,ball, manufactured by Timken Co Div the Timken Company, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-419-0886 has 2 manufacturer part numbers on file: RFC1 (Timken Co Div the Timken Company), HR/3/739433 (Awe Plc).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-110-2694. Verify interchangeability with system specifications before substitution.
Key specifications for RFC1: Seal Type: LABYRINTH; Lubrication Material: GREASE; Lubrication Fitting Type: HYDRAULIC; Assembly Overall Length: 1.5625 INCHES NOMINAL IN. 24 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.