305WIR

View detailed technical data, stock status, and sourcing information for: 305WIR

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305WIR
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-155-6840
Item Name Code
00014
Assigment Date
01/01/1961 (65 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.

25.00 millimeters nominal bore diameter, 1.0000 inches nominal inner ring width, ground surface finish, 62.00 millimeters nominal overall outside diameter, 17.00 millimeters nominal outer ring width

Product Characteristics

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

Bore Diameter
25.00 millimeters nominal
Overall Outside Diameter
62.00 millimeters nominal
Outer Ring Width
17.00 millimeters nominal
Inner Ring Width
1.0000 inches nominal
Surface Finish
ground
Load Direction
radial
Bore Shape
straight
Internal Fit-Up Designation
standard
Standard Tolerance Designation
abec no.1
Material
steel ball
Material
steel inner ring
Material
steel outer ring
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Below is a list of NSNs that have been officially superseded by this NSN: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
3110-00-155-6841 No Name Available 11/01/1978

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
1297113 Annular Ball Bearing
305SWI Annular Ball Bearing
305W Annular Ball Bearing
305WIR Annular Ball Bearing
4605 Annular Ball Bearing
4605X1A Annular Ball Bearing
6305WIRCE1TX9 Annular Ball Bearing
I72305 Annular Ball Bearing
WIR305K Annular Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-155-6840?
The FSCG of the NSN 3110-00-155-6840 is 3110
Does the NSN 3110-00-155-6840 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105028
Does NSN 3110-00-155-6840 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 3110-00-155-6840 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-155-6840 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 3110-00-155-6840 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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