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Preformed Packing Back-up Ring NSN 5330-01-620-0039

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 5330-01-620-0039 NSN: 5330-01-620-0039

Features and Characteristics

Cross Sectional Shape
Solid
Part Name Assigned By Controlling Agency
Ring, backup
Material
Plastic
Specification Data
Mil-r-8791 government standard
FSC
5330 Packing And Gasket Materials
NIIN
016200039
NSN
5330016200039

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
B17045-1
Cage Code:
04577
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5330-01-620-0039
What are the manufacturers of nsn 5330016200039?
Does this nsn 5330016200039 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5330016200039
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 5330016200039 contain any precious metals?
No precious metal content.
Does nsn 5330016200039 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5330016200039?
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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