National Item Identification Number
01-523-8333
015238333
5330-01-523-8333
5330015238333
National Stock Number
Item Name
BACK-UP RING,PREFORMED PACKING
Federal Supply Class
5330
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.
Commercial and Government Entity Code (Supplier Data)
98991
WORCESTER CONTROLS CORP
P O BOX 2609 COOKEVILLE TN 385022609
33 LOCKE DR
MARLBOROUGH
MA
01752
931-432-4021
Reference Numbers (Part Numbers)
2IN 4446RTSW NO18 PEEK PROTECTO
Required Categories
Required Description