Linear-Rotary Motion Roller

1551AS308-1

1551AS308-1
(NSN) National Stock Number
3120-01-303-9734
Federal Supply Classification
3120 Unmounted Plain Bearings
Item Name Code
28215
Schedule B Code
8482997090
Summary

Not casehardened casehardening indicator, 1.6200 inches nominal outside diameter, 0.7500 inches nominal face width, 0.4990 inches minimum and 0.5000 inches maximum bore inside diameter, 0.050 in. chamfer,40 degrees min; 50 degrees max chamfer/radius of outside corner, id has a 32 microinch finish special features

DAC HCC DMIL RNCC
A - - 3
RNVC SADC MSDS RNAAC
2 - - KZ
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.
Outside Diameter
1.6200 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
0.7500 inches nominal
Details A measurement taken at right angles to the length of the face,in distinction from thickness.
Bore Inside Diameter
0.4990 inches minimum and 0.5000 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
0.050 in. chamfer,40 degrees min; 50 degrees max
Details None.
Special Features
id has a 32 microinch finish
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
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
58860 - P -
RVC WCC TCC SHC
- 742 Z 9

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Manufacturer
NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
CAGE: 30003
PATUXENT RIVER , MD , 20670-1547
UNITED STATES
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FAQs
Frequently asked questions for NSN 3120-01-303-9734
What is the NIIN of the NSN 3120-01-303-9734?
The National Item Identification Number (NIIN) of the NSN 3120-01-303-9734 is 01-303-9734
When the NSN 3120-01-303-9734 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Sun, Jul 9, 1989
Does the NSN 3120-01-303-9734 contain any precious metals?
Does not contain precious metal
Does the NSN 3120-01-303-9734 contain any hazardous material?
No data in HMIRS

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