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Preformed Packing Back-up Ring NSN 5330-01-576-5521

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 5330-01-576-5521 NSN: 5330-01-576-5521

Features and Characteristics

Cross Sectional Shape
Solid
Cross-sectional Height
0.062 inches
Center Hole Diameter
2.165 inches
Peripheral Diameter
2.227 inches
End Application
Compressed gas regulator; sr250a
Part Name Assigned By Controlling Agency
Slip ring
Special Features
Material is virgin nylon 6/6
Material
Plastic polyamide
FSC
5330 Packing And Gasket Materials
NIIN
015765521
NSN
5330015765521

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
0705-004
Cage Code:
63026
Status:
A
MSDS:
Part Number:
0705-0004
Cage Code:
63026
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5330-01-576-5521
What are the manufacturers of nsn 5330015765521?
Does this nsn 5330015765521 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5330015765521
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 5330015765521 contain any precious metals?
No precious metal content.
Does nsn 5330015765521 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5330015765521?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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