3A7729

Comprehensive specifications and application details for: 3A7729 Annular Ball Bearing.

Summary

Explore detailed summary information for bearing: 3A7729. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
3A7729
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-00-542-0021
Item Name Code
00014
Federal Item Identification Guide
A044A0
Assigment Date
01/01/1963

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.

radial load direction, standard internal fit-up designation, 90.00 millimeters nominal overall outside diameter, straight bore shape, 50.00 millimeters nominal bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-542-0021 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
50.00 millimeters nominal
Bore Shape
straight
Internal Fit-Up Designation
standard
Load Direction
radial
Overall Outside Diameter
90.00 millimeters nominal
Overall Width
20.0 millimeters nominal
Material
steel overall
Retainer Fabrication Method
pressed
Standard Tolerance Designation
abec no.1
Style Designator
non-loading groove, non-separable
Surface Finish
ground

Replaces

The NSN 3110-00-542-0021 is used in place of the following discontinued or alternate items:

NSN Name Date
3110-00-031-2944 No Name Available 01/01/1982
3110-00-054-4921 No Name Available 01/01/1977
3110-00-546-6328 No Name Available 01/25/1971
3110-00-554-2977 No Name Available 01/01/1963
3110-00-625-7019 No Name Available 01/01/1960

Frequently Asked Questions

Find quick answers to common questions about bearing: 3A7729. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-542-0021?
The FSCG of the NSN 3110-00-542-0021 is 3110
Does the NSN 3110-00-542-0021 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105028
Does NSN 3110-00-542-0021 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 3110-00-542-0021 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-542-0021 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 3110-00-542-0021 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963

Price & Availability

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