3110-01-338-6931

Find complete technical information, availability, and procurement data for: 3110-01-338-6931
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-338-6931

Item Name Code

00021

Assigment Date

05/09/1991 (35 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.

2.6250 inches minimum and 2.6255 inches maximum bore diameter, 0.0300 inches maximum backface corner radius, 4.4375 inches minimum and 4.4385 inches maximum overall outside diameter, 0.2500 inches nominal standout width, 2.6380 inches minimum and 2.6660 inches maximum overall width

Product Characteristics

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

Overall Width: 2.6380 inches minimum and 2.6660 inches maximum
Bore Diameter: 2.6250 inches minimum and 2.6255 inches maximum
Overall Outside Diameter: 4.4375 inches minimum and 4.4385 inches maximum
Backface Corner Radius: 0.0300 inches maximum
Standout Width: 0.2500 inches nominal
Cone Corner Radius: 0.1400 inches maximum
Cone Width: 1.1875 inches nominal
Cup Width: 0.9375 inches nominal
Special Features: two cups with two spacers k326057r and two cones with one k326056r; spacers provide 0.001-0.007 in. end play; bench end play 0.022 porm 0.001 in.
Material: steel overall
Style Designator: straight bore, single cups, single cones cup and cone spacers

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
1701380	Tapered Roller Bearing
39590 ASSEMBLY 90059	Tapered Roller Bearing
39590 ASSY 902A3	Tapered Roller Bearing
39590/39521DBP25#02	Tapered Roller Bearing
7HS19	Tapered Roller Bearing
A-33701	Tapered Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-01-338-6931?

The FSCG of the NSN 3110-01-338-6931 is 3110

Does the NSN 3110-01-338-6931 have a Schedule B code assigned?

Yes, the Schedule B code is 8482200030

Does NSN 3110-01-338-6931 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 3110-01-338-6931 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-338-6931 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 3110-01-338-6931 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, May 9, 1991