National Item Identification Number
01-524-9561
015249561
5330-01-524-9561
5330015249561
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)
0JPG9
PREMIER COPPER & BRASS / ATLANTIC
INC.
500 PREMIER PLACE
PORTSMOUTH
VA
23704
757-967-9959
Reference Numbers (Part Numbers)
BCUP6400
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
CROSS-SECTIONAL SHAPE STYLE
CRO
Required Description
COPPER ALLOY
QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE
1 SOLID
0.139 INCHES