Linear-Rotary Motion Roller

3H9526

3H9526
(NSN) National Stock Number
3120-00-625-6725
Federal Supply Classification
3120 Unmounted Plain Bearings
Item Name Code
28215
Schedule B Code
8482997090
Summary

Casehardened casehardening indicator, 0.750 inches nominal outside diameter, 73.0 minimum rockwell superficial 30-n metallic hardness rating, 0.562 inches nominal face width, 0.498 inches minimum and 0.501 inches maximum bore inside diameter, 0.031 in.by 45.0 deg chamfer both corners chamfer/radius of outside corner

DAC HCC DMIL RNCC
2 - - 3
RNVC SADC MSDS RNAAC
2 - - AX
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
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.
Outside Diameter
0.750 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.
Metallic Hardness Rating
73.0 minimum rockwell superficial 30-n
Details A numeric value that reflects the hardness of a metallic item when used in conjunction with a hardness rating scale.
Face Width
0.562 inches nominal
Details A measurement taken at right angles to the length of the face,in distinction from thickness.
Bore Inside Diameter
0.498 inches minimum and 0.501 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
0.031 in.by 45.0 deg chamfer both corners
Details None.
Chamfer/Radius Of Inside Corner
0.031 in.by 45.0 deg chamfer both corners
Details None.
Material
steel
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
plain
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
58880 - Q W
RVC WCC TCC SHC
1 742 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 3120-00-625-6725
What is the NIIN of the NSN 3120-00-625-6725?
The National Item Identification Number (NIIN) of the NSN 3120-00-625-6725 is 00-625-6725
When the NSN 3120-00-625-6725 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Sun, Jan 1, 1961
Does the NSN 3120-00-625-6725 contain any precious metals?
Does not contain precious metal
Does the NSN 3120-00-625-6725 contain any hazardous material?
No data in HMIRS

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