78-111-1

View detailed technical data, stock status, and sourcing information for: 78-111-1
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-328-5162

Item Name Code

10849

Assigment Date

01/01/1963 (63 years ago)

9.000 inches nominal overall diameter, threaded single inlet inlet connection type, 26.000 inches nominal overall length, right-hand single inlet inlet thread direction, diesel engine,series 71,general motors corp end item identification

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 26.000 inches nominal
Inlet Connection Type: threaded single inlet
Inlet Thread Direction: right-hand single inlet
Overall Diameter: 9.000 inches nominal
End Item Identification: diesel engine,series 71,general motors corp
Design Type: dry
Coolant Type: air
Muffler Design: baffle
Baffle Quantity: 3
Body Shape: round
Inlet Location: centrally located in end section of body single inlet
Inlet Projection Length: 3.000 inches nominal single inlet3.000 inches nominal
Inlet Thread Size: 4-8 single inlet
Inlet Thread Series Designator: npt single inlet
Inlet Thread Location: external single inlet
Outlet Connection Type: threaded 1st outlet
Outlet Location: centrally located on end of body 1st outlet
Outlet Projection Length: 3.000 inches nominal 1st outlet3.000 inches nominal
Outlet Thread Size: 4-8 1st outlet
Outlet Thread Series Designator: npt 1st outlet
Outlet Thread Direction: right-hand 1st outlet
Outlet Thread Location: external 1st outlet
Material: steel location not otherwise specified
Surface Treatment: aluminum alloy

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-00-310-7886	No Name Available	07/03/1969
2990-00-401-9382	No Name Available	12/01/1978
2990-00-427-6477	No Name Available	10/01/1979
2990-00-735-2818	No Name Available	08/19/1968

Related Parts

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190-9333	Exhaust Muffler
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5173298	Exhaust Muffler
5173833	Exhaust Muffler
5179058	Exhaust Muffler
517958	Exhaust Muffler
728A29	Exhaust Muffler
78-111-1	Exhaust Muffler
M90009	Exhaust Muffler
MFM090009	Exhaust Muffler
MFM90009	Exhaust Muffler
T-7275	Exhaust Muffler

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 2990-00-328-5162?

The FSCG of the NSN 2990-00-328-5162 is 2990

Does the NSN 2990-00-328-5162 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-328-5162 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 2990-00-328-5162 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-328-5162 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 2990-00-328-5162 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963