Tapered Roller Bearing

FF-B-187/01-681

(NSN) National Stock Number

3110-00-100-4401

Federal Supply Classification

3110 Unmounted Antifriction Bearings

Item Name Code

00021

Schedule B Code

8482200030

Summary

1.6250 inches nominal overall width, 3.8750 inches nominal bore diameter, 6.6250 inches nominal overall outside diameter, 0.1300 inches nominal backface corner radius, 0.4375 inches nominal standout width, 0.1400 inches nominal cone corner radius

DAC	HCC	DMIL	RNCC
E	-	-	2

RNVC	SADC	MSDS	RNAAC
2	-	-	ZZ

Identification

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.

INC	FIIG	Concept	Condition
00021	A044A0	-	1

Specifications

Overall Width

1.6250 inches nominal

Details

An overall measurement taken at right angles to the length of an item,in distinction from thickness.

Bore Diameter

3.8750 inches nominal

Details

The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.

Overall Outside Diameter

6.6250 inches nominal

Details

The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.

Backface Corner Radius

0.1300 inches nominal

Details

None.

Standout Width

0.4375 inches nominal

Details

None.

Cone Corner Radius

0.1400 inches nominal

Details

None.

Cone Width

1.6250 inches nominal

Details

None.

Cup Width

1.1875 inches nominal

Details

A measurement taken at right angles to the length of the cup,in distinction from thickness.

Retainer Fabrication Method

pressed

Details

The means used in manufacturing the retainer.

Standard Tolerance Designation

afbma class 2

Details

The standard tolerance designation indicating the manufactured limitations of the item as established by the various specifications and standards.

Material

steel overall

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Material Document And Classification

fed std 66 fed std single material response overall

Details

The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.

Style Designator

straight bore, normal angle

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
3002841	61465	5	-	5	1	-	KZ
685-672	01212	X	-	5	1	-	XX
33227-102	49185	5	-	5	9	-	ZZ
61995-102	49185	5	-	5	9	-	ZZ
685-672	60038	X	-	5	1	-	XX
685-672	52676	X	-	5	1	-	XX
685-672	97907	X	-	5	1	-	XX
MS19081-289	96906	4	-	5	9	-	KZ
33227-102	02280	5	-	5	9	-	ZZ
61995-102	02280	5	-	5	9	-	ZZ

Material and Special Handling

Hazardous material, precious metals, criticality, and electrostatic discharge indicators.

HMIC	PMIC	ESD/EMI	Criticality
N	U	-	-

Freight

Universal / National Freight and Handling Information

UFC	HMC	LTL	LCL
58860	-	P	-

RVC	WCC	TCC	SHC
-	742	Z	9

Certified Supplier

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Manufacturer

MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

CAGE: 96906

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FAQs

Frequently asked questions for NSN 3110-00-100-4401

What is the NIIN of the NSN 3110-00-100-4401?

The National Item Identification Number (NIIN) of the NSN 3110-00-100-4401 is 00-100-4401

When the NSN 3110-00-100-4401 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Sun, Jan 1, 1961

Does the NSN 3110-00-100-4401 contain any precious metals?

Type/content is unknown

Does the NSN 3110-00-100-4401 contain any hazardous material?

No data in HMIRS

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