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Muffler- Protective Cap Assembly NSN 2990-00-939-7099

Item Description

An item designed to fit over the opening of an engine exhaust pipe or muffler to prevent the entrance of rain or foreign matter into the manifold section of a reciprocating engine while not in use. It is automatically opened when the engine is started by pressure exerted from the exhaust system. It is equipped with a hinging action and may or may not have a counter weight. Excludes cap, protective, dust and moisture seal.

NSN 2990-00-939-7099 NSN: 2990-00-939-7099

Features and Characteristics

Special Features
C/o 1 ea. Plate p/n 11655772; max. Dia. 5.28 in.; max. Thk 0.09 in.; 1 ea. Tube p/n 10940706; class 321 or 324 both p/n associated with fscm 19207
Material
Stainless steel
FSC
2990 Nonaircraft Miscellaneous Engine Accessories
NIIN
009397099
NSN
2990009397099

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
10940879
Cage Code:
19207
Status:
A
MSDS:
Part Number:
2990009397099
Cage Code:
SCY13
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8412909080
  • NAICS: 333618
  • SITC: 71899
  • Description: Parts of engines and motors, nesoi
  • End Use (Code 21100):
    Industrial engines

Q & A

Frequently asked questions for NSN 2990-00-939-7099
What are the manufacturers of nsn 2990009397099?
Does this nsn 2990009397099 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 2990009397099
An item designed to fit over the opening of an engine exhaust pipe or muffler to prevent the entrance of rain or foreign matter into the manifold section of a reciprocating engine while not in use. it is automatically opened when the engine is started by pressure exerted from the exhaust system. it is equipped with a hinging action and may or may not have a counter weight. excludes cap, protective, dust and moisture seal.
Does nsn 2990009397099 contain any precious metals?
No precious metal content.
Does nsn 2990009397099 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 2990009397099?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
61446
FIIG:
A514R0
App. Key:
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
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