2994936

View detailed technical data, stock status, and sourcing information for: 2994936

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2994936
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-01-012-4587
Item Name Code
00021
Assigment Date
11/11/1975 (50 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

0.2500 inches nominal standout width, 0.0310 inches minimum and 0.0460 inches maximum backface corner radius, 2.7500 inches minimum and 2.7505 inches maximum bore diameter, 4.4995 inches minimum and 4.5000 inches maximum overall outside diameter, 2.3063 inches minimum and 2.3287 inches maximum overall width

Product Characteristics

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

Overall Width
2.3063 inches minimum and 2.3287 inches maximum
Bore Diameter
2.7500 inches minimum and 2.7505 inches maximum
Overall Outside Diameter
4.4995 inches minimum and 4.5000 inches maximum
Backface Corner Radius
0.0310 inches minimum and 0.0460 inches maximum
Standout Width
0.2500 inches nominal
Cone Corner Radius
0.0620 inches minimum and 0.0770 inches maximum
Cup Width
1.8125 inches nominal
Retainer Fabrication Method
stamped
Special Features
double cup and cone with oil holes
Material
steel overall
Style Designator
straight bore, double cup, single cones

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
29675-29622 Tapered Roller Bearing
2994936 Tapered Roller Bearing
A21424CLASS0LES Tapered Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-01-012-4587?
The FSCG of the NSN 3110-01-012-4587 is 3110
Does the NSN 3110-01-012-4587 have a Schedule B code assigned?
Yes, the Schedule B code is 8482200030
Does NSN 3110-01-012-4587 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 3110-01-012-4587 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-01-012-4587 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 3110-01-012-4587 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Tue, Nov 11, 1975

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