187A7

Comprehensive specifications and application details for: 187A7 Annular Ball Bearing.

Summary

Explore detailed summary information for bearing: 187A7. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
187A7
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.

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

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: 187A7. 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

Fill out the form to get pricing and availability details for the bearing: 187A7

Popular Bearings

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

8B4455
3110-00-227-3662
Cylindrical Roller Bearing
8B4725
3120-00-424-0423
Sleeve Bearing
8B5
3120-00-977-5422
Sleeve Bearing Half
8B5355
3110-00-293-9302
Annular Ball Bearing
8B5664
3120-00-398-9945
Sleeve Bearing
8B5961
3110-00-554-3248
Annular Ball Bearing
8B5964
3110-00-117-0661
Inner Bearing Ring
8B5965
3110-00-198-1787
Cylindrical Roller Bearing
8B5972
3110-00-144-8669
Annular Ball Bearing
8B6012
3120-00-293-5990
Sleeve Bearing
8B6342
3110-01-438-4646
Tapered Roller Bearing Cone
8B6343
3110-00-100-0602
Tapered Roller Bearing Cup
8B635033
3120-00-333-7004
Sleeve Bushing
8B6511
3110-00-100-0504
Tapered Roller Bearing Cup
8B661021-7
3120-00-540-9909
Sleeve Bearing