5330-00-864-7176 PACKING,PREFORMED Index 5915-00-864-7178 SUPPRESSOR,PARASITIC

National Stock Number:
5330-00-864-7177

Federal Supply Class:
5330

National Item Identification Number:
008647177

Description:
PACKING,PREFORMED

Detail:
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.


Manufacturer Information:
300608500198PRATT & WHITNEY CANADA CORP
3006085R1120SATAIR A/S
37646677445RTX CORPORATION
MS9388-22296906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS9388-222F0229LE JOINT FRANCAIS


Techincal Specification:
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER1.478 INCHES MINIMUM AND 1.490 INCHES MAXIMUM
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM
CROSS SECTION OUTSIDE DIAMETER0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLEO-RING
HARDNESS RATING70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS-7278 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER FLUOROCARBON CLASS FPM OVERALL
PERIPHERAL DIAMETER1.762 INCHES NOMINAL
TEMP RATING-20.0 FAHRENHEIT AND 400.0 FAHRENHEIT


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