NSN

National Stock Number:

3020-00-089-0235 3020000890235

TXT

Description:

Helical Gear

INC

Item Name Code:

05464

MRC:

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

Body Style:

Plain, solid

MRC:

The number of splines on or in the item.ABSA

Spline Quantity:

22 both ends

MRC:

A measurement indicating the diameter-pitch per specific measurement scale of the item.AGJS

Pitch Diameter:

7.5086 inches

MRC:

The number of teeth included on the item.AJLA

Teeth Quantity:

26

MRC:

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

Bore Style:

Involute spline both ends

MRC:

A measurement of the spline pitch diameter.BDTX

Spline Pitch Diameter:

2.7500 inches both ends

MRC:

Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL

Features Provided:

Casehardened

MRC:

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

Outside Diameter:

7.985 inches

MRC:

Indicates the type of teeth included on the item.CWMW

Teeth Type:

Single helix

MRC:

An indication as to whether the teeth are a standard depth or modified to a shorter depth.CWNH

Tooth Form:

Standard

MRC:

The direction the teeth curve when viewed from the edge of the item.CWNM

Tooth Direction:

Right

MRC:

The measurement of the pressure angle on the item.CWPP

Pressure Angle:

22.5000 degrees

MRC:

The measurement of the helix angle on the item.CWPZ

Helix Angle:

30.0405 degrees

MRC:

The nominal distance between the body face and the protruding hub end.CWQL

Distance Between Body Face And Protruding Hub End:

1.415 inches second end

MRC:

The nominal distance between the body face and the protruding hub end.CWQL

Distance Between Body Face And Protruding Hub End:

3.735 inches first end

MRC:

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

Face Width:

2.540 inches

MRC:

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

Bore Diameter:

2.9875 inches both ends

MRC:

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

Hub Style Designator:

1 step second end

MRC:

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

Hub Style Designator:

2 steps first end

MRC:

A nominal measurement of the longest dimension of the end of the item,in distinction from width.CWWH

End Length:

0.0875 inches first end

MRC:

The nominal length of a straight line which passes through the center of the end of the item,and terminates at the circumference.CWWN

End Diameter:

3.543 inches second end

MRC:

A nominal measurement of the longest dimension of the first step,in distinction from width.CWWS

First Step Length:

2.190 inches first end

MRC:

The nominal length of a straight line which passes through the center of the first step,and terminates at the circumference.CWXB

First Step Diameter:

4.140 inches second end

MRC:

The nominal length of a straight line which passes through the center of the first step,and terminates at the circumference.CWXB

First Step Diameter:

3.9359 inches first end

MRC:

A nominal measurement of the longest dimension of the second step,in distinction from width.CWXG

Second Step Length:

0.670 inches first end

MRC:

The nominal length of a straight line which passes through the center of the second step,and terminates at the circumference.CWXL

Second Step Diameter:

4.830 inches first end

MRC:

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

Material:

Steel

MRC:

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

Material Specification:

66, aisi/sae 5150h federal standard single material response

MRC:

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

Style Designator:

Protruding hubs

Part Number	RNVC	RNAAC	DAC	CAGE
6777138	2	PA	5	73342
6777138	2	AX	2	97907

Code	Definition
FN	Factory New. Parts manufactured by then OEM and includes manufacturer certification.
NE	New. Parts manufactured by the OEM. May include manufacturer certification or company certification.
NS	New Surplus. New material item purchased from excess inventory.
OH	Overhauled. Product has been rebuilt and tested in accordance with the manufacturer's specifications by a repair shop (MRO).
SV	Serviceable product.
AR	As Removed. Product removed from aircraft or platform with no guarentee on the functionality of the part.
RP	Repairable. Product can be repaired by a MRO and be given a FAA 8130 or EASA Form 1 certification.

Part Number 6777138

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