NSN 3130-01-257-1078
Part Details | ROLLER BEARING UNIT
3130-01-257-1078 An assembled unit, composed of a housing incorporating a single or multiple row roller bearing(s), designed to meet various or specific conditions of mounting.
Alternate Parts: 3012346 ITEM 13, 301-23-46 ITEM 13, PKLB78100FRT2, PKLB78100FHT2, PK-LB78100FH-T2, 3130-01-257-1078, 01-257-1078, 3130012571078, 012571078
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
31 | JUN 12, 1987 | 01-257-1078 | 30558 ( BEARING UNIT, ROLLER ) |
REFERENCE DRAWINGS & PICTURES
PILLOW BLOCK, OPTIONAL SPLIT

Cross Reference | NSN 3130-01-257-1078
Part Number | Cage Code | Manufacturer |
---|---|---|
301-23-46 ITEM 13 | 63952 | EDERER INCSTAR CRANES DIV |
PKLB78100FRT2 | 19382 | REXNORD INDUSTRIES, LLCDIV LINK-BELT BEARING OPERATION |
PK-LB78100FH-T2 | 19382 | REXNORD INDUSTRIES, LLCDIV LINK-BELT BEARING OPERATION |
Technical Data | NSN 3130-01-257-1078
Characteristic | Specifications |
---|---|
BORE DIAMETER | 100.00 MILLIMETERS NOMINAL |
STYLE DESIGNATOR | PILLOW BLOCK, OPTIONAL SPLIT |
BASE THICKNESS | 1.875 INCHES NOMINAL |
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH | 12.375 INCHES NOMINAL |
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 2.375 INCHES NOMINAL |
HOUSING HEIGHT | 8.812 INCHES NOMINAL |
HOUSING LENGTH | 6.500 INCHES NOMINAL |
HOUSING WIDTH | 15.250 INCHES NOMINAL |
BASE LENGTH | 6.000 INCHES NOMINAL |
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE | 4.500 INCHES NOMINAL |
MOUNTING HOLE TYPE | SLOTTED |
MOUNTING SLOT WIDTH | 0.750 INCHES NOMINAL |
MOUNTING SLOT LENGTH | 11.625 INCHES MINIMUM AND 13.125 INCHES MAXIMUM |
LUBRICATION FITTING TYPE | HYDRAULIC |
LUBRICATION FITTING ANGLE FROM HORIZONTAL CENTERLINE | 45.0 DEGREES NOMINAL |
INTERNAL FIT-UP DESIGNATION | STANDARD |
ROLLING ELEMENT GROOVE QUANTITY | 2 |
ALIGNMENT TYPE | SELF-ALIGNING |
BLOCK TYPE | FIXED |
SHAFT END TYPE | OPEN |
SEAL TYPE | LABYRINTH |
SEAL LOCATION | BOTH ENDS |
ROTATING ELEMENT LOCKING METHOD | ADAPTER |
LOAD CAPABILITY TYPE | RADIAL AND THRUST |
FEATURES PROVIDED | DRAIN PLUG |