Rod End Ball Bearing

RAP3MS4-2

(NSN) National Stock Number

3110-00-516-2556

Federal Supply Classification

3110 Unmounted Antifriction Bearings

Item Name Code

00049

Schedule B Code

8482800080

Summary

3a thread class, right-hand thread direction, 0.2500 inches nominal shank diameter, externally threaded shank style, 2.1930 inches minimum and 2.2130 inches maximum overall length, 0.1895 inches minimum and 0.1900 inches maximum bore diameter

DAC	HCC	DMIL	RNCC
5	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	9Z

Identification

A special single or multiple-row ball bearing, rigid or self-aligning, and constructed with either a solid or hollow shank, internally or externally threaded.

INC	FIIG	Concept	Condition
00049	A044A0	-	1

Specifications

Thread Class

Details

A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

Thread Direction

right-hand

Details

The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

Shank Diameter

0.2500 inches nominal

Details

The length of a straight line which passes through the center of the body of the shank and terminates at the circumference.

Shank Style

externally threaded

Details

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

Overall Length

2.1930 inches minimum and 2.2130 inches maximum

Details

The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

Bore Diameter

0.1895 inches minimum and 0.1900 inches maximum

Details

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

Shank Thread Length

0.9280 inches minimum and 0.9480 inches maximum

Details

None.

Outer Ring Width

0.4280 inches minimum and 0.4480 inches maximum

Details

None.

Inner Ring Width

0.4950 inches minimum and 0.5000 inches maximum

Details

None.

Length From Bore Center To Shank End

1.8020 inches minimum and 1.8220 inches maximum

Details

None.

Seal Quantity

Details

The number of seals included on the item.

Bearing Seal Type

contact

Details

Indicates the type of seal provided with the bearing.

Alignment Type

self-aligning

Details

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

Self-Alignment Location

internal

Details

Indicates the location of the self-alignment feature.

Thread Quantity Per Inch

Details

The number of threads on the item per linear inch measured on a line parallel to the thread axis.

Nominal Thread Size

0.250 inches

Details

A designation that is used for the purpose of general identification of the thread.

Self-Alignment Angle

10.00 degrees nominal

Details

None.

Special Features

keyway on shank parallel to axis 1.0000 in. lg,0.0620 in. min,0.0670 in. max w,0.0490 in. min,0.0540 in. max deep

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

grease

Details

The chemical compound or mechanical mixture properties with which the item is lubricated.

Lubrication Material Document And Classification

mil-g-23827 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

rubber butadiene-acrylonitrile class nbr seal

Details