377A191

View detailed technical data, stock status, and sourcing information for: 377A191

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377A191
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-100-5818
Item Name Code
00021
Assigment Date
01/01/1961 (65 years ago)

A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes:bearing,roller,thrust.

1.2188 inches nominal overall width, 1.7500 inches nominal bore diameter, 3.7500 inches nominal overall outside diameter, 0.4063 inches nominal standout width, 0.0310 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.

Overall Width
1.2188 inches nominal
Bore Diameter
1.7500 inches nominal
Overall Outside Diameter
3.7500 inches nominal
Backface Corner Radius
0.0310 inches nominal
Standout Width
0.4063 inches nominal
Cone Corner Radius
0.1400 inches nominal
Cone Width
1.1142 inches nominal
Cup Width
0.8125 inches nominal
Retainer Fabrication Method
pressed
Standard Tolerance Designation
afbma class 2
Material
steel overall
Style Designator
straight bore, 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
377A191 Tapered Roller Bearing
53177-53375 Tapered Roller Bearing
7003404 Tapered Roller Bearing
BMA53177-53375 Tapered Roller Bearing
BT53177-533 Tapered Roller Bearing
BT53177-53375 Tapered Roller Bearing
FF-B-187/03 Tapered Roller Bearing
FFB187/03-24 Tapered Roller Bearing
SK203-38 Tapered Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-100-5818?
The FSCG of the NSN 3110-00-100-5818 is 3110
Does the NSN 3110-00-100-5818 have a Schedule B code assigned?
Yes, the Schedule B code is 8482200030
Does NSN 3110-00-100-5818 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 3110-00-100-5818 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-00-100-5818 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 3110-00-100-5818 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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