SW57A

View detailed technical data, stock status, and sourcing information for: SW57A
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-078-0135

Item Name Code

00014

Assigment Date

08/09/1967 (58 years ago)

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

0.4950 inches minimum and 0.5000 inches maximum overall width, 1.6245 inches minimum and 1.6250 inches maximum overall outside diameter, ground surface finish, pressed retainer fabrication method, 0.6245 inches minimum and 0.6250 inches maximum 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: 0.4950 inches minimum and 0.5000 inches maximum
Bore Diameter: 0.6245 inches minimum and 0.6250 inches maximum
Overall Outside Diameter: 1.6245 inches minimum and 1.6250 inches maximum
Surface Finish: ground
Retainer Fabrication Method: pressed
Seal Quantity: 2
Bearing Seal Type: contact
Load Direction: radial
Bore Shape: straight
Internal Fit-Up Designation: standard
Lubrication Material: grease
Lubrication Material Document And Classification: mil-g-18709 mil spec single material response
Material: rubber synthetic seal
Material: steel ball
Material: steel inner ring
Material: steel outer ring
Material: steel retainer
Style Designator: non-loading groove, non-separable

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
1628DCMILG18709	Annular Ball Bearing
SW57A	Annular Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-078-0135?

The FSCG of the NSN 3110-00-078-0135 is 3110

Does the NSN 3110-00-078-0135 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105028

Does NSN 3110-00-078-0135 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 3110-00-078-0135 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-078-0135 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 3110-00-078-0135 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Aug 9, 1967