8503

Comprehensive specifications and application details for: 8503 Annular Ball Bearing.

Summary

Explore detailed summary information for bearing: 8503. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
8503
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-00-156-3493
Item Name Code
00014
Federal Item Identification Guide
A044A0
Assigment Date
01/01/1961

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

straight bore shape, 0.5380 inches nominal inner ring width, contact bearing seal type, 17.00 millimeters nominal bore diameter, standard internal fit-up designation

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-156-3493 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bearing Seal Type
contact
Bore Diameter
17.00 millimeters nominal
Bore Shape
straight
Inner Ring Width
0.5380 inches nominal
Internal Fit-Up Designation
standard
Load Direction
radial
Outer Ring Width
0.4720 inches nominal
Overall Outside Diameter
40.00 millimeters nominal
Overall Width
0.5630 inches nominal
Material
rubber synthetic seal
Material
steel ball
Material
steel inner ring
Material
steel outer ring
Material
steel retainer
Nondefinitive Spec/Std Data
117 type and 1 class
Retainer Fabrication Method
pressed
Seal Quantity
1
Standard Tolerance Designation
abec no.1
Style Designator
non-loading groove, non-separable
Surface Finish
ground

Replaces

The NSN 3110-00-156-3493 is used in place of the following discontinued or alternate items:

NSN Name Date
3110-00-078-5903 No Name Available 01/01/1960
3110-00-554-5772 No Name Available 01/01/1961
3110-00-654-2091 No Name Available 01/01/1963

Frequently Asked Questions

Find quick answers to common questions about bearing: 8503. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-156-3493?
The FSCG of the NSN 3110-00-156-3493 is 3110
Does the NSN 3110-00-156-3493 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105028
Does NSN 3110-00-156-3493 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 3110-00-156-3493 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-156-3493 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 3110-00-156-3493 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Sun, Jan 1, 1961

Price & Availability

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