Self-Aligning Plain Bearing

GB520CM750TH

GB520CM750TH
(NSN) National Stock Number
3120-00-031-1226
Federal Supply Classification
3120 Unmounted Plain Bearings
Item Name Code
13208
Schedule B Code
8482300040
Summary

0.7495 inches minimum and 0.7500 inches maximum bore diameter, 1.3745 inches minimum and 1.3750 inches maximum outer member outside diameter, 0.6250 inches minimum and 0.6350 inches maximum outer member width, 0.8700 inches minimum and 0.8750 inches maximum inner member width, 40000 pounds static radial load rating, 57.0 rockwell c minimum and 61.0 rockwell c maximum inner member hardness rating

DAC HCC DMIL RNCC
1 - - 7
RNVC SADC MSDS RNAAC
2 - - KE
Identification

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

INC FIIG Concept Condition
13208 A045A0 - 1
Specifications
Bore Diameter
0.7495 inches minimum and 0.7500 inches maximum
Details The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
Outer Member Outside Diameter
1.3745 inches minimum and 1.3750 inches maximum
Details None.
Outer Member Width
0.6250 inches minimum and 0.6350 inches maximum
Details None.
Inner Member Width
0.8700 inches minimum and 0.8750 inches maximum
Details None.
Static Radial Load Rating
40000 pounds
Details The limiting radial load which the item can carry at rest without permanent deformation of the stressed surface or the danger of fracture.
Hardness Rating
57.0 rockwell c minimum and 61.0 rockwell c maximum inner member
Details A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
Material
steel comp 440c inner member
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
steel comp 630 outer race member
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
chromium inner member
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Style Designator
without insert or liner with staking groove
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
55751 09455 5 - 5 2 - ZZ
GG751 09455 5 - 3 2 - KE
AW12V65 15860 5 - 5 2 - KE
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
NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MISSION SYSTEMS
CAGE: 26512
BETHPAGE , NY , 11714-1035
UNITED STATES
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FAQs
Frequently asked questions for NSN 3120-00-031-1226
What is the NIIN of the NSN 3120-00-031-1226?
The National Item Identification Number (NIIN) of the NSN 3120-00-031-1226 is 00-031-1226
When the NSN 3120-00-031-1226 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sat, Oct 28, 1972
Does the NSN 3120-00-031-1226 contain any precious metals?
Type/content is unknown
Does the NSN 3120-00-031-1226 contain any hazardous material?
No data in HMIRS

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