NSN 2990-00-797-3518

Part Details | PROTECTION BELLOWS

2990-00-797-3518 A nonmetallic, accordian shaped protective covering designed to flex due to relative motion between parts to which its opposite ends are attached. It is primarily used to cover the opening around a movable push-pull rod or part passing through a hole in a bulkhead, partition or the like.

Alternate Parts: 9786E641, 9786E64-1, 9786E641, 9786E64-1, 9786E641, 9786E64-1, ERS369, 9786E641, 9786E64-1, ERS369, 2990-00-797-3518, 00-797-3518, 2990007973518, 007973518

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
29JAN 01, 196200-797-351835168 ( BELLOWS, PROTECTION )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 2990-00-797-3518
Part Number Cage Code Manufacturer
9786E64-193334ATWOOD FENCE COMPANY, INC.
9786E64-197403CECOM LR CENTER
9786E64-181336CHIEF OF ENGINEERSDEPT OF ARMY
ERS36981336CHIEF OF ENGINEERSDEPT OF ARMY
9786E64-102978L3 TECHNOLOGIES, INC.DBA COMBAT PROPULSION SYSTEMS
ERS36902978L3 TECHNOLOGIES, INC.DBA COMBAT PROPULSION SYSTEMS
Technical Data | NSN 2990-00-797-3518
Characteristic Specifications
MATERIAL RUBBER SYNTHETIC
DUROMETER HARDNESS RATING50.0 MINIMUM AND 60.0 MAXIMUM
EXTENDED LENGTH10.915 INCHES NOMINAL
CONTRACTED LENGTH1.076 INCHES NOMINAL
NEUTRAL LENGTH2.875 INCHES NOMINAL
LARGE END OUTSIDE DIAMETER0.875 INCHES NOMINAL
SMALL END OUTSIDE DIAMETER0.812 INCHES NOMINAL
LARGE END OUTSIDE LENGTH0.438 INCHES NOMINAL
SMALL END OUTSIDE LENGTH0.344 INCHES NOMINAL
LARGE END INSIDE DIAMETER0.750 INCHES NOMINAL
SMALL END INSIDE DIAMETER0.500 INCHES NOMINAL
LARGE END INSIDE LENGTH0.438 INCHES NOMINAL
SMALL END INSIDE LENGTH0.344 INCHES NOMINAL
THICKNESS AT BOTH ENDS0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM
THICKNESS BETWEEN ENDS0.035 INCHES NOMINAL
FSC APPLICATION DATAGOVERNORS,GASOLINE ENGINE,EXCEPT SPECIALLY DESIGNED