3110-00-549-8389

Find complete technical information, availability, and procurement data for: 3110-00-549-8389
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-549-8389

Item Name Code

00021

Assigment Date

10/18/1974 (51 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

4.3307 inches nominal bore diameter, 4.0551 inches nominal overall width, 7.0866 inches nominal overall outside diameter, 0.1200 inches nominal cone corner radius, 0.0300 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: 4.0551 inches nominal
Bore Diameter: 4.3307 inches nominal
Overall Outside Diameter: 7.0866 inches nominal
Backface Corner Radius: 0.0300 inches nominal
Cone Corner Radius: 0.1200 inches nominal
Cone Width: 4.0551 inches nominal
Special Features: heavy duty series jhm,with cone and cup spacer
Material: steel overall

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
316434PC49-50	Tapered Roller Bearing
JHM522649JHM522610HM522649XSHM52	Tapered Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-549-8389?

The FSCG of the NSN 3110-00-549-8389 is 3110

Does the NSN 3110-00-549-8389 have a Schedule B code assigned?

Yes, the Schedule B code is 8482200030

Does NSN 3110-00-549-8389 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 3110-00-549-8389 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-549-8389 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 3110-00-549-8389 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Fri, Oct 18, 1974