77R4AXR1U9

Comprehensive specifications and application details for: 77R4AXR1U9 Annular Ball Bearing.

Summary

Explore detailed summary information for bearing: 77R4AXR1U9. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
77R4AXR1U9
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-00-555-5547
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.

standard internal fit-up designation, mil-l-7870 mil spec single material response lubrication material document and classification, radial load direction, straight bore shape, 0.2500 inches nominal bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-555-5547 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.2500 inches nominal
Bore Shape
straight
Internal Fit-Up Designation
standard
Load Direction
radial
Lubrication Material Document And Classification
mil-l-7870 mil spec single material response
Lubrication Material
oil
Overall Outside Diameter
0.7500 inches nominal
Overall Width
0.2813 inches nominal
Material
steel overall
Retainer Fabrication Method
pressed
Shield Quantity
2
Standard Tolerance Designation
abec no.1
Style Designator
non-loading groove, non-separable
Surface Finish
ground

Replaces

The NSN 3110-00-555-5547 is used in place of the following discontinued or alternate items:

NSN Name Date
3110-00-198-0131 No Name Available 06/01/1976
3110-00-633-4989 No Name Available 06/01/1976

Frequently Asked Questions

Find quick answers to common questions about bearing: 77R4AXR1U9. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-555-5547?
The FSCG of the NSN 3110-00-555-5547 is 3110
Does the NSN 3110-00-555-5547 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105028
Does NSN 3110-00-555-5547 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 3110-00-555-5547 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-555-5547 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 3110-00-555-5547 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963

Price & Availability

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