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Exhaust Muffler

NSN: 2990-00-038-4341 | Model: 1556
NSN Properties and Flags
NATO Stock Number
2990-00-038-4341
DEMIL
NO
Overall Length
24.375 inches
Inlet Connection Type
Unthreaded single inlet
Overall Diameter
8.000 inches
Outlet Inside Diameter
3.750 inches
Design Type
Dry
Coolant Type
Any acceptable
Muffler Design
Baffle
Baffle Quantity
1
Body Shape
Round
Operating Position
Horizontal
Inlet Location
Located on side of body centered 3-5/8 in. From outlet end of body, on side of body centered 9-3/8 in. From outlet end of body, on side of body centered 15-1/8 in. From outlet end of body and on side of body centered 20-7/8 in. From outlet end of body
Inlet Projection Length
4.000 inches single inlet
Inlet Flange Shape
Rectangle
Inlet Flange Mounting Provision And Quantity
5 holes
Inlet Flange Mounting Hole Diameter
0.500 inches
Inlet Flange Mounting Provision Spacing
5-3/4 in. C to c distance between bolt holes
Inlet Outside Diameter
3.750 inches single inlet
Inlet Inside Diameter
3.500 inches single inlet
Outlet Connection Type
Unthreaded single inlet
Outlet Location
Located 9/16 in. C to c from horizontal center line
Outlet Projection Length
2.000 inches
Outlet Outside Diameter
4.000 inches
Material
Steel, stainless
Material
Stainless steel
Surface Treatment
Any acceptable

Pricing and Availability

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NSN 2990-00-038-4341 Datasheet

Supply Class (FSC):
Nonaircraft Miscellaneous Engine Accessories
Cross Reference:
  • 1556
Cage Codes:
  • Stewart & Stevenson Power Products (CAGE 81381)
Schedule B & Trade:
  • Schedule B: 8708925000 (NAICS 336390)

    Mufflers and exhaust pipes for vehicles, nesoi

  • SITC: 78439

    Parts and accessories n.E.S. For tractors, motor cars and other motor vehicles, trucks, public-transport vehicles and road motor vehicles, n.E.S.

  • End Use: 30230

    Other parts and accessories of vehicles

Identification:
HMIC

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

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    000000 - No nmfc freight description

  • WCC:

    593 - Motors and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LCL:

    M - 85.0

  • LTL:

    Z - No rating

  • TCC:

    Z - No special type of cargo code applicable

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 2990-00-038-4341 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Greece
What is the NIIN of NSN 2990-00-038-4341?
000384341 or 00-038-4341
Does NSN 2990-00-038-4341 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2990-00-038-4341?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963