72-6970-551

View detailed technical data, stock status, and sourcing information for: 72-6970-551

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72-6970-551
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-156-4621
Item Name Code
00014
Assigment Date
01/01/1963 (63 years ago)

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.

pressed retainer fabrication method, 140.00 millimeters nominal overall outside diameter, 55.00 millimeters nominal bore diameter, ground surface finish, 2.5000 inches nominal overall width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Width
2.5000 inches nominal
Bore Diameter
55.00 millimeters nominal
Overall Outside Diameter
140.00 millimeters nominal
Surface Finish
ground
Retainer Fabrication Method
pressed
Load Direction
radial
Bore Shape
straight
Internal Fit-Up Designation
standard
Internal Fit-Up Contact Angular Direction
primarily radial
Standard Tolerance Designation
abec no.1
Material
steel ball
Material
steel inner ring
Material
steel outer ring
Material
steel retainer
Style Designator
non-loading groove, non-separable

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
3110-00-156-5321 No Name Available 05/01/1992

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
1-5237 Annular Ball Bearing
160916 Annular Ball Bearing
177009-50 Annular Ball Bearing
5411-1 Annular Ball Bearing
5411M1TX9 Annular Ball Bearing
6013127 Annular Ball Bearing
714114 Annular Ball Bearing
72-6970-551 Annular Ball Bearing
H160916 Annular Ball Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-00-156-4621?
The FSCG of the NSN 3110-00-156-4621 is 3110
Does the NSN 3110-00-156-4621 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105028
Does NSN 3110-00-156-4621 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 3110-00-156-4621 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-00-156-4621 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 3110-00-156-4621 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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