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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
BACK-UP RING , PREFORMED PACKING

Definition:

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.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
217218-2 10237 A 5 2 E ZZ
2797-B-574 3D6E9 A 3 2 5 ZZ
2797B574 78500 A 5 2 5 ZZ

CAGE Information

Code Company
10237 CADILLAC GAGE TEXTRON INC.
3D6E9 AXLETECH INTERNATIONAL LLC
78500 MERITOR HEAVY VEHICLE SYSTEMS LLC

Federal Supply Class

Title

PACKING AND GASKET MATERIALS

Inclusions:

INCLUDES GENERAL PURPOSE OIL GREASE, AIR, LIQUID, GAS, AND CHEMICAL SEALS; OAKUM; PREFABRICATED GASKETS AND SEALS DESIGNED FOR A SINGLE SPECIFIC APPLICATION.

Exclusions:

EXCLUDES 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.

Similar Parts

217218-2 , 2172182 , 5330-01-497-8723 , 5330014978723 , 014978723 , 217218-2 , 2797-B-574 , 2797B574 ,