55187C

View detailed technical data, stock status, and sourcing information for: 55187C
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-987-0630

Item Name Code

00023

Assigment Date

10/28/1966 (59 years ago)

afbma class 2 standard tolerance designation, 1.0594 inches nominal cone width, 0.1400 inches nominal cone corner radius, increased complement of rollers special features, 1.8750 inches nominal bore diameter

Product Characteristics

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

Bore Diameter: 1.8750 inches nominal
Cone Corner Radius: 0.1400 inches nominal
Cone Width: 1.0594 inches nominal
Standard Tolerance Designation: afbma class 2
Special Features: increased complement of rollers
Material: steel overall
Style Designator: steep angle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2520-00-690-9018	No Name Available	01/01/1980

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
138076	Tapered Roller Cone and Rollers
379527C91	Tapered Roller Cone and Rollers
55187-C	Tapered Roller Cone and Rollers
55187C	Tapered Roller Cone and Rollers
84591	Tapered Roller Cone and Rollers
A8TZ4621B	Tapered Roller Cone and Rollers
A9841	Tapered Roller Cone and Rollers
D5283	Tapered Roller Cone and Rollers
FF-B-187/03-32	Tapered Roller Cone and Rollers

FAQs

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

What is the FSCG of the NSN 3110-00-987-0630?

The FSCG of the NSN 3110-00-987-0630 is 3110

Does the NSN 3110-00-987-0630 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-00-987-0630 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 3110-00-987-0630 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-00-987-0630 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 3110-00-987-0630 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Oct 28, 1966