B28899

View detailed technical data, stock status, and sourcing information for: B28899

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B28899
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-787-4554
Item Name Code
00021
Assigment Date
01/01/1962 (64 years ago)

0.6250 inches nominal standout width, 4.5625 inches nominal overall width, 0.0930 inches nominal backface corner radius, 9.0000 inches nominal overall outside diameter, 5.0000 inches nominal bore 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
4.5625 inches nominal
Bore Diameter
5.0000 inches nominal
Overall Outside Diameter
9.0000 inches nominal
Backface Corner Radius
0.0930 inches nominal
Standout Width
0.6250 inches nominal
Cone Corner Radius
0.0930 inches nominal
Cone Width
2.2812 inches nominal
Cup Width
3.3125 inches nominal
Standard Tolerance Designation
afbma class 2
Special Features
duty class hm series,with cone spacer
Material
steel overall
Style Designator
straight bore, double cup, single cones, non-adjustable, steep angle

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
1004131-32 Tapered Roller Bearing
1004735-1 Tapered Roller Bearing
B28899 Tapered Roller Bearing
HM926747 9U045 Tapered Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-787-4554?
The FSCG of the NSN 3110-00-787-4554 is 3110
Does the NSN 3110-00-787-4554 have a Schedule B code assigned?
Yes, the Schedule B code is 8482200030
Does NSN 3110-00-787-4554 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 3110-00-787-4554 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-00-787-4554 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 3110-00-787-4554 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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