L-355

View detailed technical data, stock status, and sourcing information for: L-355

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L-355
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-555-5570
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.

55.00 millimeters nominal bore diameter, pressed retainer fabrication method, ground surface finish, 29.0 millimeters nominal overall width, 120.00 millimeters nominal overall outside diameter

Product Characteristics

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

Overall Width
29.0 millimeters nominal
Bore Diameter
55.00 millimeters nominal
Overall Outside Diameter
120.00 millimeters nominal
Surface Finish
ground
Retainer Fabrication Method
pressed
Load Direction
radial
Bore Shape
straight
Internal Fit-Up Designation
standard
Standard Tolerance Designation
abec no.1
Material
steel overall
Style Designator
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Below is a list of NSNs that have been officially superseded by this NSN: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
3110-00-155-6758 No Name Available 01/01/1984
2815-01-010-0969 No Name Available 03/01/1983

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
1311M Annular Ball Bearing
1311X1 Annular Ball Bearing
2251193 Annular Ball Bearing
311J Annular Ball Bearing
311MQ6B4 Annular Ball Bearing
72-6972-008 Annular Ball Bearing
771A147-8 Annular Ball Bearing
L-355 Annular Ball Bearing
M311CE1TX9 Annular Ball Bearing
MT311TF Annular Ball Bearing
ST-221 Annular Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-555-5570?
The FSCG of the NSN 3110-00-555-5570 is 3110
Does the NSN 3110-00-555-5570 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105028
Does NSN 3110-00-555-5570 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 3110-00-555-5570 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-555-5570 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 3110-00-555-5570 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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