4B21MS3-012

Comprehensive specifications and application details for: 4B21MS3-012 Sleeve Bushing.

Summary

Explore detailed summary information for bearing: 4B21MS3-012. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
4B21MS3-012
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-288-4614
Item Name Code
13206
Federal Item Identification Guide
A045A0
Assigment Date
01/01/1963

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

0.3105 inches minimum and 0.3110 inches maximum body outside diameter, 0.3700 inches minimum and 0.3750 inches maximum overall length, mil-t-6736 mil spec single material response overall material document and classification, 0.1895 inches minimum and 0.1905 inches maximum body inside diameter, square all corners corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-288-4614 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.1895 inches minimum and 0.1905 inches maximum
Body Outside Diameter
0.3105 inches minimum and 0.3110 inches maximum
Corner Shape
square all corners
Overall Length
0.3700 inches minimum and 0.3750 inches maximum
Material Document And Classification
mil-t-6736 mil spec single material response overall
Material
steel comp 4130 overall
Special Features
magnetic inspection required
Style Designator
solid, plain, no outside flanges
Surface Treatment
chromium outside diameter surface of body

Frequently Asked Questions

Find quick answers to common questions about bearing: 4B21MS3-012. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-288-4614?
The FSCG of the NSN 3120-00-288-4614 is 3120
Does the NSN 3120-00-288-4614 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997060
Does NSN 3120-00-288-4614 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 3120-00-288-4614 contain precious materials?
Precious metal content is unknown
Does NSN 3120-00-288-4614 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 3120-00-288-4614 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: 4B21MS3-012

Popular Bearings

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

105739-YL1170
3120-00-936-9589
Sleeve Bushing
105739S0250-0341-0500
3120-00-662-1052
Sleeve Bushing
105739S0257-0343-0230
3120-00-662-0669
Sleeve Bearing
105739S0312-04360431
3120-00-661-9713
Sleeve Bearing
105739S1000-1125-0594
3120-00-417-4968
Sleeve Bushing
105739S1000-1125-0625
3120-00-545-6263
Sleeve Bushing
105739SYH0230
3120-00-662-0669
Sleeve Bearing
105739SYK0431
3120-00-661-9713
Sleeve Bearing
105739SYZ0300
3120-00-548-9864
Sleeve Bushing
105739SYZ0594
3120-00-417-4968
Sleeve Bushing
105739SYZ0625
3120-00-545-6263
Sleeve Bushing
105739X-XW1160
3120-00-087-6471
Sleeve Bushing
105739X-YA0066
3120-01-482-8444
Sleeve Bushing
105739X-YB0260
3120-00-589-0906
Sleeve Bushing
105739X-YL3025
3120-01-046-1248
Sleeve Bushing