3TKR21-28UL02

Comprehensive specifications and application details for: 3TKR21-28UL02 Airframe Ball Bearing.

Summary

Explore detailed summary information for bearing: 3TKR21-28UL02. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
3TKR21-28UL02
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-01-274-5738
Item Name Code
00041
Federal Item Identification Guide
A044A0
Assigment Date
03/10/1988

A cylindrical item in which the inner or outer ring turns upon row(s) of hardened ball, bearing which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes:bearing,ball,annular.

standard internal fit-up designation, 0.2812 inches nominal inner ring width, radial load direction, 0.6250 inches nominal bore diameter, rigid alignment type

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-01-274-5738 . Find dimensions, materials, tolerances, performance characteristics, etc.

Alignment Type
rigid
Bore Diameter
0.6250 inches nominal
Inner Ring Width
0.2812 inches nominal
Internal Fit-Up Designation
standard
Load Direction
radial
Lubrication Material Document And Classification
mil-l-6085 mil spec single material response
Lubrication Material
oil
Outer Ring Width
0.2500 inches nominal
Overall Outside Diameter
1.0625 inches nominal
Material
steel comp 440c ball
Material
steel comp 440c outer ring
Material
steel comp 440c inner ring
Material
steel comp 440c shield
Material
steel retainer
Retainer Fabrication Method
pressed
Shield Quantity
2
Standard Tolerance Designation
abec no. 5t
Style Designator
single row inner ring extended both sides

Frequently Asked Questions

Find quick answers to common questions about bearing: 3TKR21-28UL02. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-01-274-5738?
The FSCG of the NSN 3110-01-274-5738 is 3110
Does the NSN 3110-01-274-5738 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105068
Does NSN 3110-01-274-5738 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 3110-01-274-5738 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-01-274-5738 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 3110-01-274-5738 was assigned to the Federal Catalog?
It was assigned 37 years ago, on Thu, Mar 10, 1988

Price & Availability

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