Tapered Roller Bearing

A-25145

(NSN) National Stock Number

3110-00-054-4938

Federal Supply Classification

3110 Unmounted Antifriction Bearings

Item Name Code

00021

Schedule B Code

8482200030

Summary

1.1875 inches nominal overall width, 1.9060 inches nominal bore diameter, 3.7500 inches nominal overall outside diameter, 0.1300 inches nominal backface corner radius, 0.2812 inches nominal standout width, 0.0900 inches nominal cone corner radius

DAC	HCC	DMIL	RNCC
5	-	-	5

RNVC	SADC	MSDS	RNAAC
2	-	-	ZK

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

1.1875 inches nominal

Details

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

Bore Diameter

1.9060 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

3.7500 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

0.2812 inches nominal

Details

None.

Cone Corner Radius

0.0900 inches nominal

Details

None.

Cone Width

1.1563 inches nominal

Details

None.

Cup Width

0.9063 inches nominal

Details

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

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.

Special Features

duty class hm series

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.

Material

steel overall

Details

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

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
A-25145	K0036	2	-	5	9	-	ZK
HM804848-4-000HM80481	K0036	2	-	5	9	-	ZK
HM804848-4-000HM80481	K0018	5	-	5	2	-	ZZ
7451570	23862	5	-	5	9	-	KZ
7451570	7X677	5	-	5	2	-	ZZ
HM804810HM804848	60038	3	-	5	1	-	HD
HM804848HM804810	60038	3	-	3	2	-	HD
312304PC44	34712	2	-	5	2	-	HD

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.

ISO9001 / AS9100 Quality Standards
HAZMAT Certified
On Time Delivery
Qualified Sales Team
Counterfeit Parts Prevention
100% Product Inspections

Manufacturer

TIMKEN EUROPE , A BRANCH OF THE TIMKEN COMPANY

CAGE: K0018

BINLEY, COVENTRY , WEST MIDLANDS , CV3 2TF

UNITED KINGDOM

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FAQs

Frequently asked questions for NSN 3110-00-054-4938

What is the NIIN of the NSN 3110-00-054-4938?

The National Item Identification Number (NIIN) of the NSN 3110-00-054-4938 is 00-054-4938

When the NSN 3110-00-054-4938 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Tue, May 30, 1967

Does the NSN 3110-00-054-4938 contain any precious metals?

Type/content is unknown

Does the NSN 3110-00-054-4938 contain any hazardous material?

No data in HMIRS

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