Duplex Ball Bearing

3TA017-21A8

(NSN) National Stock Number

3110-00-403-7658

Federal Supply Classification

3110 Unmounted Antifriction Bearings

Item Name Code

30213

Schedule B Code

8482105068

Summary

0.3125 inches nominal overall width, 1.0625 inches nominal bore diameter, 1.3125 inches nominal overall outside diameter, lubricating oil lubrication material, ground surface finish, angular load direction

DAC	HCC	DMIL	RNCC
5	-	-	3

RNVC	SADC	MSDS	RNAAC
2	-	-	ZZ

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

0.3125 inches nominal

Details

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

Bore Diameter

1.0625 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

1.3125 inches nominal

Details

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

Lubrication Material

lubricating oil

Details

The element compound or mixture with which the item is lubricated. please use mrc lbma as a replacement for canceled mrc.

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.

Load Direction

angular

Details

The direction of load with respect to the shaft axis.

Internal Clearance

0.0006 inches minimum radial and 0.0010 inches maximum radial

Details

The clearance between the bearing rings and the rolling elements.

Standard Tolerance Designation

abec no. 5t

Details

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

Bearing Preload Rating

25.0 pounds nominal

Details

The amount of internal loading in a bearing which is independent of any external radial and/or axial load.

Special Features

contact angle 23 deg porm4 deg

Details

Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.

Lubrication Material Document And Classification

mil-l-6085 mil spec single material response

Details

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

Material

plastic polytetrafluoroethylene separator

Details

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

Material

steel comp 440c ball

Details

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

Material

steel comp 440c inner ring

Details

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

Material

steel comp 440c outer ring

Details

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

Material Document And Classification

qq-s-763 fed spec single material response ball

Details

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

Material Document And Classification

qq-s-763 fed spec single material response inner ring

Details

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

Material Document And Classification

qq-s-763 fed spec single material response outer ring

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

counterbored outer rings, non-separable, back to back mounting

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
972155-1	06481	1	-	7	2	-	KZ
SR2134HX2DB22	70854	3	-	3	2	-	CL
AMV68WI84AWDBE9937A	21335	3	-	5	9	-	CL
3TA017-21A8	78118	5	-	5	9	-	CL
4303	83086	3	-	3	2	-	CL

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
100% Product Inspection
7 Year Sales Record Retention
Fast On-Time Delivery
HAZMAT Certified
Global Shipping

Manufacturer

MPB CORP DBA MPB CORP DIV TIMKEN SUPER PRECISION

CAGE: 40920

KEENE , NH , 03431-4320

UNITED STATES

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FAQs

Frequently asked questions for NSN 3110-00-403-7658

What is the NIIN of the NSN 3110-00-403-7658?

The National Item Identification Number (NIIN) of the NSN 3110-00-403-7658 is 00-403-7658

When the NSN 3110-00-403-7658 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Jul 25, 1969

Does the NSN 3110-00-403-7658 contain any precious metals?

Type/content is unknown

Does the NSN 3110-00-403-7658 contain any hazardous material?

No data in HMIRS

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