Bearing Unit Housing

3D5457

3D5457
(NSN) National Stock Number
3130-00-920-8256
Federal Supply Classification
3130 Mounted Bearings
Item Name Code
30559
Schedule B Code
8482991050
Summary

10.0000 inches nominal bolt circle diameter, 0.3125 inches nominal flange thickness, 0.5312 inches nominal mounting hole diameter, 6.6940 inches nominal bore diameter, 11.6250 inches nominal housing diameter, 2.0937 inches nominal housing length

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - AX
Identification

A single or multiple piece item without ball, plain or roller bearing(s). It is designed to meet various or specific conditions of mounting. For items with bearings, see bearing unit, ball; bearing unit, plain; and bearing unit, roller.

INC FIIG Concept Condition
30559 A093A0 2 1
Specifications
Bolt Circle Diameter
10.0000 inches nominal
Details The length of a straight line which passes through the center of a bolt circle,and terminates at the circumference.
Flange Thickness
0.3125 inches nominal
Details A measurement of the smallest dimension of a flange,in distinction from length or width.
Mounting Hole Diameter
0.5312 inches nominal
Details The length of a straight line which passes through the center of a mounting hole,and terminates at the circumference.
Bore Diameter
6.6940 inches nominal
Details The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
Housing Diameter
11.6250 inches nominal
Details The length of a straight line which passes through the center of the housing, and terminates at the circumference.
Housing Length
2.0937 inches nominal
Details A measurement of the longest dimension of the housing,in distinction from width.
Shaft End Type
open
Details Indicates the type of shaft end provided.
Mounting Hole Type
round, unthreaded
Details Indicates the type of mounting hole(s) provided on the item.
Material
iron malleable overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
flange block
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 U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
58860 - P -
RVC WCC TCC SHC
- 742 Z 9

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Manufacturer
CATERPILLAR INC DIV CATERPILLAR DEFENSE
CAGE: 11083
IRVING , TX , 75039-3712
UNITED STATES
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FAQs
Frequently asked questions for NSN 3130-00-920-8256
What is the NIIN of the NSN 3130-00-920-8256?
The National Item Identification Number (NIIN) of the NSN 3130-00-920-8256 is 00-920-8256
When the NSN 3130-00-920-8256 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Fri, Jan 1, 1960
Does the NSN 3130-00-920-8256 contain any precious metals?
Type/content is unknown
Does the NSN 3130-00-920-8256 contain any hazardous material?
No data in HMIRS

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