KRN-5-2

Comprehensive specifications and application details for: KRN-5-2 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: KRN-5-2. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
KRN-5-2
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-265-9057
Item Name Code
13208
Federal Item Identification Guide
A045A0
Assigment Date
10/19/1987

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.

0.3120 inches minimum and 0.3130 inches maximum bore diameter, 23.0 rockwell c minimum and 32.0 rockwell c maximum outer race member hardness rating, 1.0850 inches minimum and 1.0930 inches maximum inner member width, 55.0 rockwell c minimum and 61.0 rockwell c maximum inner member hardness rating, self-lubricating liner race liner lubrication feature

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-265-9057 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.3120 inches minimum and 0.3130 inches maximum
Hardness Rating
55.0 rockwell c minimum and 61.0 rockwell c maximum inner member
Hardness Rating
23.0 rockwell c minimum and 32.0 rockwell c maximum outer race member
Inner Member Width
1.0850 inches minimum and 1.0930 inches maximum
Lubrication Feature
self-lubricating liner race liner
Material Document And Classification
qq-s-763 fed spec all material responses inner member
Material Document And Classification
qq-s-763 fed spec 1st material response or astm a582 assn std 2nd material response or ams 5643 assn std 3rd material response outer race member
Material
plastic polytetrafluoroethylene race liner
Material
steel comp 304 or steel comp 416 or steel comp 630 outer race member
Material
steel comp 440c or steel comp 440f inner member
Outer Member Outside Diameter
1.1600 inches nominal
Outer Member Width
0.9300 inches minimum and 0.9500 inches maximum
Static Radial Load Rating
17000 pounds

Frequently Asked Questions

Find quick answers to common questions about bearing: KRN-5-2. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-265-9057?
The FSCG of the NSN 3120-01-265-9057 is 3120
Does the NSN 3120-01-265-9057 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-01-265-9057 require demilitarization?
"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"
Does NSN 3120-01-265-9057 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-265-9057 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 3120-01-265-9057 was assigned to the Federal Catalog?
It was assigned 37 years ago, on Mon, Oct 19, 1987

Price & Availability

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