R57ITEM2

Comprehensive specifications and application details for: R57ITEM2 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: R57ITEM2. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
R57ITEM2
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-661-3510
Item Name Code
13205
Federal Item Identification Guide
A045A0
Assigment Date
01/01/1963

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

square outside left corner corner shape, 0.7500 inches minimum and 0.7510 inches maximum body inside diameter, 1.2480 inches minimum and 1.2500 inches maximum body outside diameter, square inside right corner corner shape, chamfered inside left corner corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-661-3510 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.7500 inches minimum and 0.7510 inches maximum
Body Outside Diameter
1.2480 inches minimum and 1.2500 inches maximum
Corner Shape
chamfered inside left corner
Corner Shape
square outside left corner
Corner Shape
square inside right corner
Corner Shape
square outside right corner
Hardness Rating
27.0 rockwell c nominal overall
Keyway Dimension
0.0938 inches nominal internal keyway depth
Keyway Dimension
0.1875 inches nominal internal keyway width
Keyway Dimension
0.3750 inches nominal internal keyway length
Overall Length
3.0310 inches nominal
Material
nickel alloy k-500 overall
Style Designator
solid, plain, no outside flanges
Surface Finish
125.0 microinches inside diameter surface of body
Surface Finish
125.0 microinches left end surface of body
Surface Finish
125.0 microinches right end surface of body
Surface Finish
16.0 microinches outside diameter surface of body

Frequently Asked Questions

Find quick answers to common questions about bearing: R57ITEM2. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-661-3510?
The FSCG of the NSN 3120-00-661-3510 is 3120
Does the NSN 3120-00-661-3510 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-00-661-3510 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 3120-00-661-3510 contain precious materials?
Precious metal content is unknown
Does NSN 3120-00-661-3510 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 3120-00-661-3510 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963

Price & Availability

Fill out the form to get pricing and availability details for the bearing: R57ITEM2

Popular Bearings

Browse our selection of high-demand, high-performance bearings:

800365PC157
3120-00-343-9710
Sleeve Bearing
800369-48
3110-00-391-5800
Dummy Bearing
800369-49
3110-00-391-5802
Dummy Bearing
800369-50
3110-00-391-5955
Dummy Bearing
800369PC48
3110-00-391-5800
Dummy Bearing
800369PC50
3110-00-391-5955
Dummy Bearing
800373-150
3110-00-391-5847
Shell Bearing
800373-152
3110-00-391-5863
Shell Bearing
800373-153
3110-00-391-5862
Shell Bearing
800373-154
3110-00-391-5852
Shell Bearing
800373-155
3110-00-391-5851
Shell Bearing
800373-156
3110-00-391-5861
Shell Bearing
800373-157
3110-00-391-5860
Shell Bearing
800373PC150
3110-00-391-5847
Shell Bearing
80038
3120-01-207-7755
Thrust Washer Bearing