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Part Number

Part Number:
NSN:
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Item Name:
PACKING , PREFORMED

Definition:

A CIRCULAR SHAPED ITEM WITH AN APERTURE MANUFACTURED TO PREDETERMINED DIMENSIONS AND DESIGNED FOR USE AS A SEAL IN STUFFING BOXES, PACKING NUTS, AND THE LIKE. IT MAY BE (1) ANY NONMETALLIC MOLDED OR FORMED RING (EXCEPT SOLID (WITHOUT JOINT) RINGS HAVING A SQUARE OR RECTANGULAR CROSS SECTION); OR (2) ANY SHREDDED METAL OR METAL FOIL TYPE METALLIC OR SEMIMETALLIC RINGS. EXCLUDES FELT ITEMS BUT INCLUDES MULTIMATERIAL ITEMS IN WHICH ONE OF THE MATERIALS IS FELT. FOR SOLID (WITHOUT JOINTS) NONMETALLIC ITEMS WITH A SQUARE OR RECTANGULAR CROSS SECTION, SEE WASHER (AS MODIFIED) AND GASKET. FOR RUBBER ITEMS SPECIFICALLY DESIGNED FOR WEATHER-PROOFING DOORS, WINDOWS, CHESTS, AND THE LIKE SEE SEAL, NONMETALLIC ANGLE; SEAL, NONMETALLIC CHANNEL; AND SEAL, NONMETALLIC, SPECIAL SHAPED SECTION. FOR CIRCULAR (WITH APERATURE) NONMETALLIC ITEMS WITH A SOLID ROUND CROSS-SECTION SEE O-RING. EXCLUDES CUP, COMPRESSION; GASKET; WASHER (AS MODIFIED); AND FELT, MECHANICAL, PREFORMED.

CAGE Information

Code Company
07482 GENERAL ELECTRIC COMPANY DBA GE DIV

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.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CTQT OPERATING MEDIUM LUBRICANT, PETROLEUM BASE
FTLD FUNCTIONAL DESCRIPTION SEAL RING FLIGHT PROPULSION EQUIPMENT
ADYT CENTER HOLE DIAMETER 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
HUES COLOR BLACK
MDCL MATERIAL DOCUMENT AND CLASSIFICATION 95272-SR251-70 MFR REF SINGLE MATERIAL RESPONSE OVERALL
AAGR CROSS-SECTIONAL SHAPE STYLE O-RING
ABJH TEMP RATING -20.0 DEG FAHRENHEIT AND 400.0 DEG FAHRENHEIT
CQFM HARDNESS RATING 65.0 SHORE DUROMETER A MINIMUM OVERALL AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
MATT MATERIAL RUBBER FLUOROCARBON CLASS FPM OVERALL
ADVN CROSS-SECTIONAL HEIGHT 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM
ADVL CROSS SECTION OUTSIDE DIAMETER 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM
ADYU PERIPHERAL DIAMETER 0.949 INCHES NOMINAL
ZZZK SPECIFICATION/STANDARD DATA 07482-R149 MANUFACTURERS SOURCE CONTROL

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