A7855-20

View detailed technical data, stock status, and sourcing information for: A7855-20
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-554-3241

Item Name Code

00014

Assigment Date

01/01/1963 (63 years ago)

pressed retainer fabrication method, 12.0 millimeters nominal overall width, 20.00 millimeters nominal bore diameter, ground surface finish, 42.00 millimeters 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: 12.0 millimeters nominal
Bore Diameter: 20.00 millimeters nominal
Overall Outside Diameter: 42.00 millimeters nominal
Surface Finish: ground
Retainer Fabrication Method: pressed
Shield Quantity: 2
Load Direction: radial
Bore Shape: straight
Internal Fit-Up Designation: standard
Standard Tolerance Designation: abec no.1
Lubrication Material: grease
Lubrication Material Document And Classification: mil-g-23827 mil spec single material response
Material: steel overall
Style Designator: non-loading groove, non-separable

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-679-4192	No Name Available	09/01/1983
3110-00-989-0759	No Name Available	08/19/1972

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
104KSFFP18C3809-1	Annular Ball Bearing
104KSFFQ5A7MILG3278A	Annular Ball Bearing
114C2657-15	Annular Ball Bearing
20BC10JPP0L	Annular Ball Bearing
4508-123	Annular Ball Bearing
60042Z	Annular Ball Bearing
6004X2ZJMILG3278A	Annular Ball Bearing
6104PPTFMILG3278A	Annular Ball Bearing
773L04X1MILG3278A	Annular Ball Bearing
773L04XR1CJ	Annular Ball Bearing
773LD4	Annular Ball Bearing
7855-20	Annular Ball Bearing
9104KDDC1FS160	Annular Ball Bearing
9104KDDFS160	Annular Ball Bearing
9104KDDFS160A	Annular Ball Bearing
9104KDDMILG3278A	Annular Ball Bearing
A7855-20	Annular Ball Bearing
E7855-20	Annular Ball Bearing
P18C3809-1	Annular Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-554-3241?

The FSCG of the NSN 3110-00-554-3241 is 3110

Does the NSN 3110-00-554-3241 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105028

Does NSN 3110-00-554-3241 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 3110-00-554-3241 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-554-3241 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 3110-00-554-3241 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963