Plain Bearing Unit

PB50 3/4

PB50 3/4
(NSN) National Stock Number
3130-01-319-4888
Federal Supply Classification
3130 Mounted Bearings
Item Name Code
30557
Schedule B Code
8482997090
Summary

0.328 inches nominal mounting slot width, 0.438 inches nominal mounting slot length, 0.7500 inches nominal bore diameter, 3.125 inches nominal center to center distance between mounting holes along width, 1.875 inches nominal housing height, 4.000 inches nominal housing width

DAC HCC DMIL RNCC
E - - 3
RNVC SADC MSDS RNAAC
9 - - KZ
Identification

An assembled unit, composed of a housing incorporating a plain bearing, or bearings, designed to meet various or specific conditions of mounting.

INC FIIG Concept Condition
30557 A093A0 - 1
Specifications
Mounting Slot Width
0.328 inches nominal
Details A measurement taken at right angles to the length of the mounting slot,in distinction from thickness.
Mounting Slot Length
0.438 inches nominal
Details A measurement of the longest dimension of the mounting slot,in distinction from width.
Bore Diameter
0.7500 inches nominal
Details The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
Center To Center Distance Between Mounting Holes Along Width
3.125 inches nominal
Details A measurement of the center to center distance between the mounting holes along the width.
Housing Height
1.875 inches nominal
Details None.
Housing Width
4.000 inches nominal
Details A measurement taken at right angles to the length of a housing,in distinction from thickness.
Lubrication Fitting Type
cup
Details Indicates the type of fitting used to lubricate the item.
Base Length
1.125 inches nominal
Details A measurement of the longest dimension of the base,in distinction from width.
Alignment Type
self-aligning
Details Indicates the type of alignment utilized whereby the item will adjust axially for misalignment.
Assembly Overall Length
1.250 inches nominal
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the assembly.
Seal Type
cartridge
Details Indicates the type of seal included with the item.
Load Capability Type
radial
Details Indicates the type of load capability.
Height From Bottom Of Base To Bore Centerline
1.312 inches nominal
Details None.
Lubrication Fitting Angle From Horizontal Centerline
90.0 degrees nominal
Details The angle of the lubrication fitting from the horizontal centerline of the item.
Mounting Hole Type
slotted
Details Indicates the type of mounting hole(s) provided on the item.
Lubrication Material
oil mineral
Details The chemical compound or mechanical mixture properties with which the item is lubricated.
Material
copper alloy bearing
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
steel housing
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
pillow block, solid
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
58860 - Q -
RVC WCC TCC SHC
- 742 Z 9

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Manufacturer
EMERSON ELECTRIC CO BROWNING MFG DIV
CAGE: 71176
MAYSVILLE , KY , 41056-1655
UNITED STATES
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FAQs
Frequently asked questions for NSN 3130-01-319-4888
What is the NIIN of the NSN 3130-01-319-4888?
The National Item Identification Number (NIIN) of the NSN 3130-01-319-4888 is 01-319-4888
When the NSN 3130-01-319-4888 was assigned to the Federal Catalog?
It was assigned 34 years ago, on Wed, May 9, 1990
Does the NSN 3130-01-319-4888 contain any precious metals?
Does not contain precious metal
Does the NSN 3130-01-319-4888 contain any hazardous material?
No data in HMIRS

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