639AS6561-2 A-B

Comprehensive specifications and application details for: 639AS6561-2 A-B Duplex Ball Bearing.

Summary

Explore detailed summary information for bearing: 639AS6561-2 A-B. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
639AS6561-2 A-B
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-01-211-7520
Item Name Code
30213
Federal Item Identification Guide
A044A0
Assigment Date
06/30/1985

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

0.234351 inches minimum and 0.234400 inches maximum bore diameter, angular load direction, 0.0006 inches minimum radial and 0.0008 inches maximum radial internal clearance, 1.75 pounds minimum and 2.25 pounds maximum bearing preload rating, 5.0 degrees minimum and 25.0 degrees maximum contact angle

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-01-211-7520 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bearing Preload Rating
1.75 pounds minimum and 2.25 pounds maximum
Bore Diameter
0.234351 inches minimum and 0.234400 inches maximum
Contact Angle
5.0 degrees minimum and 25.0 degrees maximum
Internal Clearance
0.0006 inches minimum radial and 0.0008 inches maximum radial
Load Direction
angular
Lubrication Material Document And Classification
639as3195 mfr ref single material response
Overall Outside Diameter
0.406101 inches minimum and 0.406150 inches maximum
Overall Width
0.2030 inches minimum and 0.2350 inches maximum
Material Document And Classification
unable to decode
Material
unable to decode
Retainer Fabrication Method
machined
Special Features
consists of one bearing without a flange and one bearing with a flange,flange 0.4360 in. min and 0.4370 in. max dia,0.0220 in. min and 0.0230 in. max w
Surface Finish
ground
Surface Treatment
passivate ball
Surface Treatment
passivate inner ring
Surface Treatment
passivate outer ring
Lubrication Material
unable to decode

Frequently Asked Questions

Find quick answers to common questions about bearing: 639AS6561-2 A-B. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-01-211-7520?
The FSCG of the NSN 3110-01-211-7520 is 3110
Does the NSN 3110-01-211-7520 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105068
Does NSN 3110-01-211-7520 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 3110-01-211-7520 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-01-211-7520 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 3110-01-211-7520 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Sun, Jun 30, 1985

Price & Availability

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