The Bearing Unit,roller, cataloged under National Stock Number 3130-01-036-9031, 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 29 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-036-9031 |
| Primary Part Number | PKB22448FH |
| Item Name | Bearing Unit,roller |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Rexnord Industries, Llc Div Link-Belt Bearing Operation |
| Status | ACTIVE |
| Seal Type | LABYRINTH |
| Lubrication Material | GREASE |
| Lubrication Fitting Type | HYDRAULIC |
| Assembly Overall Length | 4.3125 INCHES NOMINAL IN |
| Housing Height | 6.4375 INCHES NOMINAL IN |
| Mounting Slot Length | 0.9375 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | SLOTTED |
| Rotating Element Locking Method | SETSCREW LOCKING COLLAR |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Style Designator | PILLOW BLOCK, SOLID |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE BEARING |
| Collar Location | ONE END |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Center to Center Distance Between Mounting Holes Along Width | 8.1250 INCHES NOMINAL IN |
| Housing Width | 10.4375 INCHES NOMINAL IN |
| Base Length | 3.7500 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 2 |
| Shaft End Type | OPEN |
| Base Thickness | 2.2500 INCHES NOMINAL IN |
| Bore Diameter | 3.0000 INCHES NOMINAL IN |
| Material | STEEL HOUSING |
| Material | STEEL COMP E52100 BEARING |
| Material | STEEL SEAL |
| Height From Bottom of Base to Bore Centerline | 3.2450 INCHES MINIMUM AND 3.2550 INCHES MAXIMUM IN |
| Lubrication Fitting Angle From Horizontal Centerline | 45.0 DEGREES NOMINAL |
| Load Capability Type | RADIAL AND THRUST |
| 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 |
|---|---|
| PKB22448FH PRIMARY | Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA) |
| Reference | Meaning |
|---|---|
| 78-905645 | 5/9 Secondary reference Foote-Jones/illinois Gear Co Div of Regal-Beloit Corp |
| 78-905644 | 5/9 Secondary reference Foote-Jones/illinois Gear Co Div of Regal-Beloit Corp |
| 72-905645 | 5/9 Secondary reference Foote-Jones/illinois Gear Co Div of Regal-Beloit Corp |
| S107783SH4PC15-16 | 5/9 Secondary reference Foote-Jones/illinois Gear Co Div of Regal-Beloit Corp |
NSN 3130-01-036-9031 is a Bearing Unit,roller, manufactured by Rexnord Industries, Llc Div Link-Belt Bearing Operation, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-036-9031 has 1 manufacturer part number on file: PKB22448FH (Rexnord Industries, Llc Div Link-Belt Bearing Operation).
Key specifications for PKB22448FH: Seal Type: LABYRINTH; Lubrication Material: GREASE; Lubrication Fitting Type: HYDRAULIC; Assembly Overall Length: 4.3125 INCHES NOMINAL IN. 29 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.