5330-01-257-7438 PACKING,PREFORMED Index 5331-01-257-7440 O-RING

National Stock Number:
5330-01-257-7439

Federal Supply Class:
5330

National Item Identification Number:
012577439

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:
161-158825184PARKER HANNIFIN CORPORATION DIV O-RING DIVISION
54.0027.718.74D1901HENSOLDT SENSORS GMBH
PRP161-158825184PARKER HANNIFIN CORPORATION DIV O-RING DIVISION


Techincal Specification:
CENTER HOLE DIAMETER5.452 INCHES MINIMUM AND 5.522 INCHES MAXIMUM
COLORBLACK
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLEO-RING
FUNCTIONAL DESCRIPTIONDYNAMIC ROTARY SEAL APPL
HARDNESS RATING75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONROTO COMP 1588 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
OPERATING MEDIUMAIR OR GASOLINE OR HYDRAULIC FLUID OR LUBRICANT, PETROLEUM BASE OR WATER
TEMP RATING-29.0 CELSIUS AND 120.0 CELSIUS


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