Duplex Ball Bearing

7310DT

(NSN) National Stock Number

3110-00-156-6859

Federal Supply Classification

3110 Unmounted Antifriction Bearings

Item Name Code

30213

Schedule B Code

8482105068

Summary

27.0 millimeters nominal overall width, 50.00 millimeters nominal bore diameter, 110.00 millimeters nominal overall outside diameter, ground surface finish, pressed retainer fabrication method, angular load direction

DAC	HCC	DMIL	RNCC
X	-	-	5

RNVC	SADC	MSDS	RNAAC
2	-	-	XX

Identification

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

INC	FIIG	Concept	Condition
30213	A044A0	-	1

Specifications

Overall Width

27.0 millimeters nominal

Details

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

Bore Diameter

50.00 millimeters 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

110.00 millimeters nominal

Details

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

Surface Finish

ground

Details

An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.

Retainer Fabrication Method

pressed

Details

The means used in manufacturing the retainer.

Load Direction

angular

Details

The direction of load with respect to the shaft axis.

Bearing Preload Designation

light

Details

The designation specifying the type of internal loading in a bearing which is independent of any external radial and/or axial load.

Standard Tolerance Designation

abec no.1

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.

Style Designator

universal ground faces, counterbored outer ring, non-separable

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
20310DT	24617	5	-	5	9	-	KZ
H20310DT	24617	5	-	5	9	-	KZ
20310DT	7X677	5	-	5	2	-	ZZ
H20310DT	7X677	5	-	5	2	-	ZZ
B4	32119	5	-	3	2	-	KZ
20310DT	43334	3	-	5	9	-	KZ
H20310DT	43334	3	-	5	9	-	KZ
H20310DU	43334	3	-	5	9	-	KZ
B4	79948	5	-	5	9	-	KZ
B4	32356	5	-	3	2	-	KZ

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

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

Genuine Manufacturers Parts
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Manufacturer

TIMKEN CO DIV THE TIMKEN COMPANY

CAGE: 21335

LEBANON , NH , 03766-2614

UNITED STATES

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FAQs

Frequently asked questions for NSN 3110-00-156-6859

What is the NIIN of the NSN 3110-00-156-6859?

The National Item Identification Number (NIIN) of the NSN 3110-00-156-6859 is 00-156-6859

When the NSN 3110-00-156-6859 was assigned to the Federal Catalog?

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

Does the NSN 3110-00-156-6859 contain any precious metals?

Type/content is unknown

Does the NSN 3110-00-156-6859 contain any hazardous material?

No data in HMIRS

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