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Preformed Packing Back-up Ring NSN 5330-01-657-3451

Item Description

A circular shaped item with an aperture manufactured to predetermined dimensions, constructed with a rectangular cross section that may be solid, with joint, or in a helical form that facilitates spiral wrap installation. It prevents seal extrusion under pressure and is designed to fit on the down-pressure side of a gland groove with a packing, preformed or o-ring.

NSN 5330-01-657-3451 NSN: 5330-01-657-3451

Features and Characteristics

End Application
Outboard, motor
Part Name Assigned By Controlling Agency
Back-up ring, preformed packing
FSC
5330 Packing And Gasket Materials
NIIN
016573451
NSN
5330016573451

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
56117-ZV5-821
Cage Code:
3GLS3
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5330-01-657-3451
What are the manufacturers of nsn 5330016573451?
Does this nsn 5330016573451 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5330016573451
A circular shaped item with an aperture manufactured to predetermined dimensions, constructed with a rectangular cross section that may be solid, with joint, or in a helical form that facilitates spiral wrap installation. it prevents seal extrusion under pressure and is designed to fit on the down-pressure side of a gland groove with a packing, preformed or o-ring.
Does nsn 5330016573451 contain any precious metals?
Precious metals vary between manufacturers.
Does nsn 5330016573451 contain any hazardous materials?
Hazardous material unknown.
What is the ESD classification of nsn 5330016573451?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
66949
FIIG:
A528B0
App. Key:
Cond. Code:
1
Status:
A

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