The Bearing Unit,roller, cataloged under National Stock Number 3130-01-203-8519, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Rexnord Industries, Llc Div Link-Belt Bearing Operation. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3130-01-203-8519 |
| Primary Part Number | P-B22435H |
| Item Name | Bearing Unit,roller |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Rexnord Industries, Llc Div Link-Belt Bearing Operation |
| Status | ACTIVE |
| Assembly Overall Length | 3.3125 INCHES NOMINAL IN |
| Housing Height | 5.0000 INCHES NOMINAL IN |
| Mounting Slot Length | 0.6250 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | SLOTTED |
| Rotating Element Locking Method | SETSCREW LOCKING COLLAR |
| Block Type | FIXED |
| Style Designator | PILLOW BLOCK, SOLID |
| Collar Location | ONE END |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Center to Center Distance Between Mounting Holes Along Width | 6.7500 INCHES NOMINAL IN |
| Housing Width | 8.8750 INCHES NOMINAL IN |
| Base Length | 2.5625 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 2 |
| Shaft End Type | OPEN |
| Base Thickness | 1.6250 INCHES NOMINAL IN |
| Bore Diameter | 2.1875 INCHES NOMINAL IN |
| Material | IRON CAST HOUSING |
| Housing Length | 2.5625 INCHES NOMINAL IN |
| Height From Bottom of Base to Bore Centerline | 2.4950 INCHES MINIMUM AND 2.5050 INCHES MAXIMUM IN |
| Load Capability Type | RADIAL |
| Mounting Slot Width | 0.9375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3130-01-203-8519 is a Bearing Unit,roller, manufactured by Rexnord Industries, Llc Div Link-Belt Bearing Operation, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-203-8519 has 2 manufacturer part numbers on file: P-B22435H (Rexnord Industries, Llc Div Link-Belt Bearing Operation), 1714-001 (Vermeer Manufacturing Company Dba Vermeer Corporation).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-428-2431. Verify interchangeability with system specifications before substitution.
Key specifications for P-B22435H: Assembly Overall Length: 3.3125 INCHES NOMINAL IN; Housing Height: 5.0000 INCHES NOMINAL IN; Mounting Slot Length: 0.6250 INCHES NOMINAL IN; Internal Fit-Up Designation: STANDARD. 23 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.