FF-B-187/01-677

View detailed technical data, stock status, and sourcing information for: FF-B-187/01-677

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FF-B-187/01-677
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-227-3521
Item Name Code
00021
Assigment Date
12/24/1967 (58 years ago)

0.1300 inches nominal backface corner radius, 2.2500 inches nominal overall width, 3.7500 inches nominal bore diameter, 0.4375 inches nominal standout width, 7.5000 inches 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
2.2500 inches nominal
Bore Diameter
3.7500 inches nominal
Overall Outside Diameter
7.5000 inches nominal
Backface Corner Radius
0.1300 inches nominal
Standout Width
0.4375 inches nominal
Cone Corner Radius
0.3100 inches nominal
Cone Width
2.2650 inches nominal
Cup Width
1.8125 inches nominal
Retainer Fabrication Method
pressed
Standard Tolerance Designation
afbma class 2
Material
steel overall
Style Designator
straight bore, normal 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
AA59649-677 Tapered Roller Bearing
FF-B-187/01-677 Tapered Roller Bearing
HH221440 AND HH221410 Tapered Roller Bearing
HH221440HH221410 Tapered Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-227-3521?
The FSCG of the NSN 3110-00-227-3521 is 3110
Does the NSN 3110-00-227-3521 have a Schedule B code assigned?
Yes, the Schedule B code is 8482200030
Does NSN 3110-00-227-3521 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 3110-00-227-3521 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-227-3521 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 3110-00-227-3521 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Sun, Dec 24, 1967

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