Part Number 478-28A

Flexible Shaft Coupling

Pricing & Availability

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Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

478-28a

Demil:

Shelf Life:

UOM:

NIIN:

005171845

NSN

National Stock Number:

3010-00-517-1845 3010005171845

TXT

Description:

Flexible Shaft Coupling

INC

Item Name Code:

04459

MRC:

The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.AAWY

Counterbore Diameter:

3.7500 inches first end

MRC:

The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.AAWY

Counterbore Diameter:

3.6250 inches second end

MRC:

The depth of the process used to enlarge part of a hole.AAWZ

Counterbore Depth:

0.3750 inches second end

MRC:

The depth of the process used to enlarge part of a hole.AAWZ

Counterbore Depth:

0.9380 inches first end

MRC:

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

Overall Length:

10.312 inches

MRC:

The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.ABKV

Outside Diameter:

7.625 inches

MRC:

The length of a straight line which passes through the center of the smallest circular cross section of the tapered portion,and terminates at the circumference.ABQA

Taper Minor Diameter:

2.4062 inches first end

MRC:

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

Keyway Width:

0.625 inches second end

MRC:

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

Keyway Width:

0.750 inches first end

MRC:

A measurement from the top surface to the bottom of the keyway groove.ABRV

Keyway Depth:

0.2810 inches first end

MRC:

A measurement from the top surface to the bottom of the keyway groove.ABRV

Keyway Depth:

0.3440 inches second end

MRC:

Designates the thread diameter and number of threads per specific measurement scale.ABVK

Thread Size Designator:

1/2-13 both ends

MRC:

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

Bore Diameter:

2.6240 inches both ends and 2.6250 inches both ends

MRC:

A measurement of the longest dimension of a bore.ADGE

Bore Length:

4.8120 inches second end

MRC:

A measurement of the longest dimension of a bore.ADGE

Bore Length:

5.4380 inches first end

MRC:

The physical configuration of the bore.AGZD

Bore Shape:

Straight second end

MRC:

The physical configuration of the bore.AGZD

Bore Shape:

Tapered first end

MRC:

Indicates the design type of the item.APGF

Design Type:

Silent chain

MRC:

The number of keying facilities provided.BSGH

Keying Facility Quantity:

1 both ends

MRC:

Indicates the type of keying facility provided.BSGK

Keying Facility Type:

Keyway first end

MRC:

Indicates the type of keying facility provided.BSGK

Keying Facility Type:

Keyway second end

MRC:

The means by which the item is secured.BSNP

Securing Method:

Threaded hole second end

MRC:

The number of threaded holes provided.BSNQ

Threaded Hole Quantity:

1 both ends

MRC:

Indicates the location of a threaded hole on the item.BSNR

Threaded Hole Location:

Both ends: located on top of key on straight bore end, 2-3/4 in. From end of hub

MRC:

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

Features Provided:

Keyway and exposed coupling bolt type and chain cover

MRC:

The length of a straight line which passes through the center of the largest portion of the taper,and terminates at the circumference.CFGD

Taper Largest Diameter:

2.8740 inches first end and 2.8750 inches first end

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 478-28A

Pricing & Availability

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