13057-N

View detailed technical data, stock status, and sourcing information for: 13057-N

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13057-N
Federal Supply Group
Engine Accessories
National Stock Number
2990-01-052-5768
Item Name Code
10849
Assigment Date
12/16/1977 (48 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

air coolant type, 36.400 inches nominal overall length, dry design type, unthreaded single inlet inlet connection type, 6.120 inches nominal overall diameter

Product Characteristics

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

Overall Length
36.400 inches nominal
Inlet Connection Type
unthreaded single inlet
Overall Diameter
6.120 inches nominal
Design Type
dry
Coolant Type
air
Muffler Design
baffle
Baffle Quantity
2
Tube Quantity
2
Body Shape
round
Inlet Location
offset in end section of body 1.500 in. c of inlet above c line of body single inlet
Inlet Projection Length
1.500 inches nominal single inlet1.500 inches nominal
Inlet Inside Diameter
2.005 inches minimum and 2.025 inches maximum single inlet
Outlet Connection Type
unthreaded 1st outlet
Outlet Location
offset in end section of body 1.120 in. c of outlet below c line of body 1st outlet
Outlet Projection Length
2.500 inches nominal 1st outlet2.500 inches nominal
Outlet Outside Diameter
2.100 inches minimum and 2.120 inches maximum 1st outlet
Special Features
w/two brackets in inlet end section of body
Material
steel location not otherwise specified
Surface Treatment
paint

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
13057-N Exhaust Muffler
225252 Exhaust Muffler
T13057 Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-052-5768?
The FSCG of the NSN 2990-01-052-5768 is 2990
Does the NSN 2990-01-052-5768 have a Schedule B code assigned?
Yes, the Schedule B code is 8708925000
Does NSN 2990-01-052-5768 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 2990-01-052-5768 contain precious materials?
Precious metal content is unknown
Does NSN 2990-01-052-5768 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 2990-01-052-5768 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Fri, Dec 16, 1977

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