Exhaust Muffler

AT21689

(NSN) National Stock Number

2990-00-008-7373

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

Item Name Code

10849

Schedule B Code

8708925000

Summary

19.000 inches nominal overall length, 8.375 inches nominal overall height, 4.625 inches nominal overall width, unthreaded single inlet inlet connection type, 1.752 inches minimum and 1.772 inches maximum 1st outlet outlet inside diameter, dry design type

DAC	HCC	DMIL	RNCC
6	-	-	5

RNVC	SADC	MSDS	RNAAC
2	-	-	AX

Identification

INC	FIIG	Concept	Condition
10849	T135-C	1	2

Specifications

Overall Length

19.000 inches nominal

Details

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

Overall Height

8.375 inches nominal

Details

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

Overall Width

4.625 inches nominal

Details

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

Inlet Connection Type

unthreaded single inlet

Details

A narrative description of the type of inlet connection.

Outlet Inside Diameter

1.752 inches minimum and 1.772 inches maximum 1st outlet

Details

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

Design Type

dry

Details

Indicates the design type of the item.

Coolant Type

air

Details

Indicates the type of coolant used with the item.

Muffler Design

multipass

Details

The basic design of the muffler.

Baffle Quantity

Details

The number of baffles included on the item.

Tube Quantity

Details

The number of tubes included on the item.

Body Shape

oval

Details

The physical configuration of the body.

Inlet Location

centrally located in end section of body 2.250 in. c to c above horizontal center line single inlet

Details

The location of the inlet.

Inlet Projection Length

3.000 inches minimum and 3.250 inches maximum single inlet

Details

A measurement of the longest dimension of the inlet projection,in distinction from width.

Inlet Outside Diameter

2.600 inches minimum and 2.620 inches maximum single inlet

Details

The length of a straight line which passes through the center of the inlet,with terminated points on the outside circumference.

Inlet Inside Diameter

2.450 inches minimum and 2.470 inches maximum single inlet

Details

The length of a straight line which passes through the center of the inlet,with terminated points on the inside circumference.

Outlet Connection Type

unthreaded 1st outlet

Details

A narrative description of the type of outlet connection.

Outlet Location

centrally located in end section of body 0.500 in. c to c below horizontal center line 1st outlet

Details

The location of the outlet.

Outlet Projection Length

8.375 inches nominal 1st outlet8.375 inches nominal

Details

A measurement of the longest dimension of the outlet projection,in distinction from width.

Outlet Outside Diameter

1.850 inches minimum and 1.870 inches maximum 1st outlet

Details

The length of a straight line which passes through the center of the outlet,with terminated points on the outside circumference.

Special Features

inlet pipe has an 80 degree flare at outer end

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

Details

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

Surface Treatment

paint

Details

The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
AR64102	06021	E	-	5	9	-	AX
AT21689	06021	6	-	5	9	-	AX
AT21689	92836	E	-	5	9	-	AX
AT21689	92467	6	-	5	9	-	AX
AR64102	75160	E	-	5	9	-	AX
AT21689	75160	E	-	5	9	-	AX
AT21689	75755	6	-	5	2	-	ZZ
AT21689	73349	6	-	5	9	-	AX
T9707	76700	6	-	5	9	-	AX
09707T-10	7CLW1	A	-	3	2	-	ZZ

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
61440	-	W	-

RVC	WCC	TCC	SHC
-	593	Z	9

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

Fast Quote Times
Qualified sales team
100% Product Inspections
Counterfeit Parts Prevention

Manufacturer

DEERE JOHN HORICON WORKS

CAGE: 82934

HORICON , WI , 53032-1241

UNITED STATES

View Products

FAQs

Frequently asked questions for NSN 2990-00-008-7373

What is the NIIN of the NSN 2990-00-008-7373?

The National Item Identification Number (NIIN) of the NSN 2990-00-008-7373 is 00-008-7373

When the NSN 2990-00-008-7373 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Jul 19, 1972

Does the NSN 2990-00-008-7373 contain any precious metals?

Type/content is unknown

Does the NSN 2990-00-008-7373 contain any hazardous material?

No data in HMIRS

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