Linear-Rotary Motion Roller

7791785

7791785
(NSN) National Stock Number
3120-00-756-5311
Federal Supply Classification
3120 Unmounted Plain Bearings
Item Name Code
28215
Schedule B Code
8482997090
Summary

Not casehardened casehardening indicator, 0.388 inches minimum and 0.390 inches maximum counterbore diameter, 0.095 inches minimum and 0.110 inches maximum counterbore depth, 0.497 inches minimum and 0.498 inches maximum outside diameter, 78.5 minimum rockwell a and 81.0 maximum rockwell a metallic hardness rating, 0.155 inches minimum and 0.160 inches maximum face width

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - ZZ
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
0.388 inches minimum and 0.390 inches maximum
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
0.095 inches minimum and 0.110 inches maximum
Details The depth of the process used to enlarge part of a hole.
Outside Diameter
0.497 inches minimum and 0.498 inches maximum
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
78.5 minimum rockwell a and 81.0 maximum rockwell a
Details A numeric value that reflects the hardness of a metallic item when used in conjunction with a hardness rating scale.
Face Width
0.155 inches minimum and 0.160 inches maximum
Details A measurement taken at right angles to the length of the face,in distinction from thickness.
Bore Inside Diameter
0.378 inches minimum and 0.380 inches maximum
Details The length of a straight line which passes through the center of a circular bore,and terminates at the inside circumference.
Material
steel
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.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
7791785 19205 5 - 5 9 - BF
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 FF Q W
RVC WCC TCC SHC
1 742 Z 9

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Manufacturer
COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE
CAGE: 19200
PICATINNY ARSENAL , NJ , 07806-5000
UNITED STATES
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FAQs
Frequently asked questions for NSN 3120-00-756-5311
What is the NIIN of the NSN 3120-00-756-5311?
The National Item Identification Number (NIIN) of the NSN 3120-00-756-5311 is 00-756-5311
When the NSN 3120-00-756-5311 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Fri, Jan 1, 1960
Does the NSN 3120-00-756-5311 contain any precious metals?
Does not contain precious metal
Does the NSN 3120-00-756-5311 contain any hazardous material?
No data in HMIRS

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