1560-00-202-5268 DUCT ASSY,AIR COCKP Index 1560-00-202-5271 ROD ASSEMBLY,IDLER

National Stock Number:
5330-00-202-5270

Federal Supply Class:
5330

National Item Identification Number:
002025270

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:
3-51432-10JRC1NORTHROP GRUMMAN TECHNICAL SERVICES, INC.
3-51432-176823NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
CENTER HOLE DIAMETER2.174 INCHES MINIMUM AND 2.194 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLEU
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-83248 TY 2,CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER FLUOROCARBON CLASS FPM OVERALL
PERIPHERAL DIAMETER2.404 INCHES MINIMUM AND 2.524 INCHES MAXIMUM


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