RA3M55FS160

View detailed technical data, stock status, and sourcing information for: RA3M55FS160
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-040-4843

Item Name Code

00049

Assigment Date

05/08/1977 (49 years ago)

A special single or multiple-row roller bearing, rigid or self-aligning, and constructed with either inside threaded, plain hollow, maile threaded, or solid shank.

0.3125 inches nominal shank diameter, 1.6910 inches nominal overall length, 3a thread class, externally threaded shank style, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Shank Diameter: 0.3125 inches nominal
Shank Style: externally threaded
Overall Length: 1.6910 inches nominal
Bore Diameter: 0.1895 inches minimum and 0.1900 inches maximum
Overall Outside Diameter: 0.7810 inches nominal
Shank Thread Length: 0.7400 inches nominal
Outer Ring Width: 0.4380 inches nominal
Inner Ring Width: 0.5620 inches nominal
Length From Bore Center To Shank End: 1.3000 inches nominal
Seal Quantity: 2
Bearing Seal Type: contact
Alignment Type: self-aligning
Self-Alignment Location: internal
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.312 inches
Self-Alignment Angle: 10.00 degrees nominal
Special Features: nas513 keyway in shank
Lubrication Material: grease
Lubrication Material Document And Classification: mil-g-23827 mil spec single material response
Material: rubber butadiene-acrylonitrile class nbr seal
Material: steel corrosion resisting ball
Material: steel corrosion resisting inner ring
Material: steel rod end body
Surface Treatment: cadmium all external/exposed metal surfaces
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response all external/exposed metal surfaces
Style Designator: double row, staggered, ball
Thread Series Designator: unf

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
RA3M5-5	Rod End Ball Bearing
RA3M55FS160	Rod End Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-01-040-4843?

The FSCG of the NSN 3110-01-040-4843 is 3110

Does the NSN 3110-01-040-4843 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-01-040-4843 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 3110-01-040-4843 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-040-4843 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 3110-01-040-4843 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sun, May 8, 1977