Linear-Rotary Motion Roller

4G12568-107A

4G12568-107A
(NSN) National Stock Number
3120-00-433-1632
Federal Supply Classification
3120 Unmounted Plain Bearings
Item Name Code
28215
Schedule B Code
8482997090
Summary

Not casehardened casehardening indicator, 1.660 inches nominal counterbore diameter, 0.437 inches nominal counterbore depth, 3.000 inches nominal outside diameter, 2.000 inches nominal face width, 1.000 inches minimum and 1.002 inches maximum bore inside diameter

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

A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes:bearing, roller, cylindrical; roller, electrical switch; and friction bearings. See also cam follower, needle bearing.

INC FIIG Concept Condition
28215 T267-K - 1
Specifications
Casehardening Indicator
not casehardened
Details Indicates whether or not a ferrous alloy object has been subjected to a process whereby the outer portion is made substantially harder than the inner portion or core.
Counterbore Diameter
1.660 inches nominal
Details The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.
Counterbore Depth
0.437 inches nominal
Details The depth of the process used to enlarge part of a hole.
Outside Diameter
3.000 inches nominal
Details The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
Face Width
2.000 inches nominal
Details A measurement taken at right angles to the length of the face,in distinction from thickness.
Bore Inside Diameter
1.000 inches minimum and 1.002 inches maximum
Details The length of a straight line which passes through the center of a circular bore,and terminates at the inside circumference.
Chamfer/Radius Of Outside Corner
0.500 in. radius
Details None.
Criticality Code Justification
supp
Details The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.
Special Features
counterbore same on both sides
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Material
steel corrosion resisting and rubber polyether urethane class eu
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
plain, counterbored
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Supplementary Features
esa requires strict oversight to ensure tech requrments
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 A - -
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
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 3120-00-433-1632
What is the NIIN of the NSN 3120-00-433-1632?
The National Item Identification Number (NIIN) of the NSN 3120-00-433-1632 is 00-433-1632
When the NSN 3120-00-433-1632 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Mon, Jul 27, 1970
Does the NSN 3120-00-433-1632 contain any precious metals?
Does not contain precious metal
Does the NSN 3120-00-433-1632 contain any hazardous material?
No data in HMIRS

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