308203

View detailed technical data, stock status, and sourcing information for: 308203
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-142-4358

Item Name Code

00023

Assigment Date

01/01/1961 (65 years ago)

An assembled inner component of a tapered roller bearing, consisting of a cone (which provides a contact surface for the rolling elements of the bearing), a complement of tapered rollers (the rolling elements), and frequently a retainer (which spaces the rolling elements).

0.0938 inches nominal cone corner radius, 0.8540 inches nominal cone width, steel overall material, 1.8125 inches nominal bore diameter, afbma class 2 standard tolerance designation

Product Characteristics

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

Bore Diameter: 1.8125 inches nominal
Cone Corner Radius: 0.0938 inches nominal
Cone Width: 0.8540 inches nominal
Standard Tolerance Designation: afbma class 2
Material: steel overall
Style Designator: normal angle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-844-6474	No Name Available	11/01/1988

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
140167	Tapered Roller Cone and Rollers
148147	Tapered Roller Cone and Rollers
181794	Tapered Roller Cone and Rollers
22B289	Tapered Roller Cone and Rollers
252957	Tapered Roller Cone and Rollers
2B172	Tapered Roller Cone and Rollers
2EB2355	Tapered Roller Cone and Rollers
2F7779	Tapered Roller Cone and Rollers
2X698A	Tapered Roller Cone and Rollers
308203	Tapered Roller Cone and Rollers
359S	Tapered Roller Cone and Rollers
3947516	Tapered Roller Cone and Rollers
40H103	Tapered Roller Cone and Rollers
434811	Tapered Roller Cone and Rollers
46504R	Tapered Roller Cone and Rollers
512-359-6	Tapered Roller Cone and Rollers
51848	Tapered Roller Cone and Rollers
52143	Tapered Roller Cone and Rollers
550152-1	Tapered Roller Cone and Rollers
61-1240	Tapered Roller Cone and Rollers
71204	Tapered Roller Cone and Rollers
71470	Tapered Roller Cone and Rollers
71608	Tapered Roller Cone and Rollers
71757	Tapered Roller Cone and Rollers
81204	Tapered Roller Cone and Rollers
81757	Tapered Roller Cone and Rollers
BT359S	Tapered Roller Cone and Rollers
D417	Tapered Roller Cone and Rollers
JD7231	Tapered Roller Cone and Rollers
K359S	Tapered Roller Cone and Rollers
M93561	Tapered Roller Cone and Rollers
PX733	Tapered Roller Cone and Rollers
ST777	Tapered Roller Cone and Rollers
V1116805	Tapered Roller Cone and Rollers
V4338X	Tapered Roller Cone and Rollers

FAQs

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

What is the FSCG of the NSN 3110-00-142-4358?

The FSCG of the NSN 3110-00-142-4358 is 3110

Does the NSN 3110-00-142-4358 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-00-142-4358 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 3110-00-142-4358 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-00-142-4358 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 3110-00-142-4358 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961