Ball Bearing Unit
132791
(NSN) National Stock Number
3130-00-437-1390
Federal Supply Classification
3130 Mounted Bearings
Item Name Code
30556
Schedule B Code
8482991050
Summary
2.300 inches nominal bolt circle diameter, 0.100 inches nominal flange thickness, 0.191 inches nominal mounting hole diameter, 0.8743 inches minimum and 0.8757 inches maximum bore diameter, 2.870 inches nominal overall outside diameter, 2.870 inches nominal housing diameter
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| X | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | XX |
Identification
An assembled unit, composed of a housing incorporating a single or multiple row ball bearing(s), designed to meet various or specific conditions of mounting.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 30556 | A093A0 | - | 1 |
Specifications
Bolt Circle Diameter
2.300 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
0.100 inches nominal
Details
A measurement of the smallest dimension of a flange,in distinction from length or width.Mounting Hole Diameter
0.191 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
0.8743 inches minimum and 0.8757 inches maximum
Details
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.Overall Outside Diameter
2.870 inches nominal
Details
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.Housing Diameter
2.870 inches nominal
Details
The length of a straight line which passes through the center of the housing, and terminates at the circumference.Housing Length
0.340 inches nominal
Details
A measurement of the longest dimension of the housing,in distinction from width.Rolling Element Groove Quantity
1
Details
The number of grooves in which the rolling element rides.Alignment Type
rigid
Details
Indicates the type of alignment utilized whereby the item will adjust axially for misalignment.Internal Fit-Up Designation
standard
Details
The designation specifying the type of fit as recognized by industrial and governmental agencies.Block Type
fixed
Details
Indicates the type of block.Shaft End Type
open
Details
Indicates the type of shaft end provided.Load Capability Type
radial
Details
Indicates the type of load capability.Features Provided
bearing
Details
Those features,not otherwise specified,which may be required for proper functioning of the item.Rotating Element Locking Method
straight sleeve
Details
The means of locking the rotating element of the bearing to the shaft.Mounting Hole Type
round, unthreaded
Details
Indicates the type of mounting hole(s) provided on the item.Material
aluminum alloy 2024 housing
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel bearing
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material Document And Classification
qq-a-354 fed spec single material response housing
Details
The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.Style Designator
flange block
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Supplementary Features
unit considered of fafnir bearing b540 and housing 132791-2
Details
Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.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 |
|---|---|---|---|
| 58770 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 742 | Z | 9 |
Certified Supplier
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Manufacturer
LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY
CAGE: 98897
MARIETTA
, GA
, 30063-0001
UNITED STATES
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FAQs
Frequently asked questions for NSN 3130-00-437-1390
What is the NIIN of the NSN 3130-00-437-1390?
The National Item Identification Number (NIIN) of the NSN 3130-00-437-1390 is 00-437-1390
When the NSN 3130-00-437-1390 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 3130-00-437-1390 contain any precious metals?
Type/content is unknown
Does the NSN 3130-00-437-1390 contain any hazardous material?
No data in HMIRS
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