BEARING,ROLLER,THRUST

T251

(NSN) National Stock Number

3110-00-117-0779

Federal Supply Classification

3110 Unmounted Antifriction Bearings

Item Name Code

00020

Schedule B Code

8482800080

Summary

1.0575 inches minimum and 1.0675 inches maximum overall height, 2.5080 inches minimum and 2.5120 inches maximum bore diameter, 4.3750 inches minimum and 4.3850 inches maximum overall outside diameter, ground surface finish, rigid alignment type, single thrust directional capability designation

DAC	HCC	DMIL	RNCC
X	-	-	5

RNVC	SADC	MSDS	RNAAC
1	-	-	XX

Identification

An antifriction bearing having a roller rolling element, designed to resist axial thrust, or to support an axial load.

INC	FIIG	Concept	Condition
00020	A044A0	-	1

Specifications

Overall Height

1.0575 inches minimum and 1.0675 inches maximum

Details

The distance measured in a straight line from the bottom to the top of an item.

Bore Diameter

2.5080 inches minimum and 2.5120 inches maximum

Details

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

Overall Outside Diameter

4.3750 inches minimum and 4.3850 inches maximum

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.

Alignment Type

rigid

Details

Indicates the type of alignment utilized whereby the item will adjust axially for misalignment.

Thrust Directional Capability Designation

single

Details

A designation of the directional operating capability of the item.

Special Features

no oil hole in band; radius at bore chamfer 0.0325 in. by 45 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.

Material

steel overall

Details

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

Style Designator

tapered rollers, banded od

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
T251	01212	X	-	5	1	-	XX
1305AD	54123	X	-	5	9	-	XX
38120	54123	X	-	5	9	-	XX
8781	30076	X	-	5	9	-	XX
K8975	83299	5	-	5	1	-	KZ
K8975	66821	X	-	5	1	-	XX
MS17169-25	96906	4	-	2	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.

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

Manufacturer

THE TIMKEN CORPORATION

CAGE: 60038

NORTH CANTON , OH , 44720-5450

UNITED STATES

FAQs

Frequently asked questions for NSN 3110-00-117-0779

When the NSN 3110-00-117-0779 was assigned to the Federal Catalog?

It was assigned 61 years ago, on Tue, Jan 1, 1963

Does the NSN 3110-00-117-0779 contain any precious metals?

Type/content is unknown

What is the NIIN of the NSN 3110-00-117-0779?

The National Item Identification Number (NIIN) of the NSN 3110-00-117-0779 is 00-117-0779

Does the NSN 3110-00-117-0779 contain any hazardous material?

No data in HMIRS

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