31520

View detailed technical data, stock status, and sourcing information for: 31520
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-100-0571

Item Name Code

00024

Assigment Date

01/01/1961 (65 years ago)

An outer component of a tapered roller bearing which provides a contact surface for the rolling elements of the bearing.

afbma class 2 standard tolerance designation, 0.9375 inches nominal overall width, 3.0000 inches nominal outside diameter, axial distance between center of cup contact line and bearing stability point on shaft axis 0.3100 in. special features, 0.1250 inches nominal backface corner radius

Product Characteristics

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

Outside Diameter: 3.0000 inches nominal
Overall Width: 0.9375 inches nominal
Backface Corner Radius: 0.1250 inches nominal
Standard Tolerance Designation: afbma class 2
Special Features: axial distance between center of cup contact line and bearing stability point on shaft axis 0.3100 in.
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Below is a list of NSNs that have been officially superseded by this NSN: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
3110-00-843-9208	No Name Available	10/24/1971
3110-00-854-1425	No Name Available	10/04/1967

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
001-30222	Tapered Roller Bearing Cup
0BT31520	Tapered Roller Bearing Cup
128242R1	Tapered Roller Bearing Cup
15359	Tapered Roller Bearing Cup
209MBD1	Tapered Roller Bearing Cup
30868	Tapered Roller Bearing Cup
31520	Tapered Roller Bearing Cup
4253275	Tapered Roller Bearing Cup
4253275-4	Tapered Roller Bearing Cup
52877	Tapered Roller Bearing Cup
663598	Tapered Roller Bearing Cup
663644	Tapered Roller Bearing Cup
698413	Tapered Roller Bearing Cup
706877	Tapered Roller Bearing Cup
799127	Tapered Roller Bearing Cup
80543	Tapered Roller Bearing Cup
86H4616	Tapered Roller Bearing Cup
8A4628	Tapered Roller Bearing Cup
9415243	Tapered Roller Bearing Cup
BT31520	Tapered Roller Bearing Cup
K31520	Tapered Roller Bearing Cup
P6673	Tapered Roller Bearing Cup
R20969	Tapered Roller Bearing Cup
R21283	Tapered Roller Bearing Cup
U52877	Tapered Roller Bearing Cup
V1619	Tapered Roller Bearing Cup
X329247	Tapered Roller Bearing Cup
X329249	Tapered Roller Bearing Cup

FAQs

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

What is the FSCG of the NSN 3110-00-100-0571?

The FSCG of the NSN 3110-00-100-0571 is 3110

Does the NSN 3110-00-100-0571 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-00-100-0571 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 3110-00-100-0571 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-00-100-0571 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 3110-00-100-0571 was assigned to the Federal Catalog?

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