228072

228072 Preformed Packing Back-up Ring

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Datasheet. 228072 specification

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

417 ft nsc (WMSL-750) coast guard vessels

Answers.

What quantity is this sold in?

1EA

What is the NSN for 228072?

5330-01-562-0042

What's the federal classification of 228072?

FSC 5330 ⁓ Packing and gasket materials

Note-this fsc includes only seals and gaskets designed for standard use. seals, gaskets and packing are made from materials specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals, liquids, and used to fill a cavity and create a tight seal. similar materials used to make seals, gaskets, and packing are available in bulk form, refer to fsg 93, fsg 80, and fsg 83.

Excluding o-rings (fsc 5331); bulk material items, such as; rubber, cork, and asbestos sheets and strips (fsg 93); liquid gasket materials (rtv, permatex, etc.) (fsg 80); rfi and emi seals and gaskets (fsc 5999), and all seal retainers.

NSN 5330-01-562-0042 BACK-UP RING,PREFORMED PACKING

Used on 417 ft nsc (wmsl-750) coast guard vessels.

NIIN
015620042
NIIN Date
03/26/08
Schedule B
 
Name Code
66949
FIIG
A528B0
QUP
Historical Price
$107.38 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - U.s. Coast Guard 

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Similar by Design Other back-up rings with similar characteristics

Nothing similar to this part number was found in our inventory

228072 / Back-up ring,preformed packingWhat is the formal definition of this item?

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.