E8257D-520-1E1-1EA-UNT-UNXNT

Comprehensive specifications and application details for: E8257D-520-1E1-1EA-UNT-UNXNT Duplex Ball Bearing.

Summary

Explore detailed summary information for bearing: E8257D-520-1E1-1EA-UNT-UNXNT. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
E8257D-520-1E1-1EA-UNT-UNXNT
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-00-963-7269
Item Name Code
30213
Federal Item Identification Guide
A044A0
Assigment Date
01/01/1962

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.

standard internal fit-up designation, zzzw criticality code justification, annual ball bearing for quiet operation application to submarine usage departure from cited document, 1.3778 inches minimum and 1.3780 inches maximum bore diameter, angular load direction

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-963-7269 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
1.3778 inches minimum and 1.3780 inches maximum
Criticality Code Justification
zzzw
Departure From Cited Document
annual ball bearing for quiet operation application to submarine usage
Internal Fit-Up Designation
standard
Load Direction
angular
Lubrication Material Document And Classification
mil-g-18709 mil spec single material response
Overall Outside Diameter
2.8344 inches minimum and 2.8346 inches maximum
Overall Width
1.3366 inches minimum and 1.3386 inches maximum
Material
unable to decode
Nondefinitive Spec/Std Data
134 type and 1 class
Retainer Fabrication Method
pressed
Style Designator
universal ground faces, counterbored outer ring, non-separable
Surface Finish
ground
Lubrication Material
unable to decode

Frequently Asked Questions

Find quick answers to common questions about bearing: E8257D-520-1E1-1EA-UNT-UNXNT. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-963-7269?
The FSCG of the NSN 3110-00-963-7269 is 3110
Does the NSN 3110-00-963-7269 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105068
Does NSN 3110-00-963-7269 require demilitarization?
Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Does NSN 3110-00-963-7269 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-00-963-7269 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 3110-00-963-7269 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Mon, Jan 1, 1962

Price & Availability

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