Product 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.20353400020Hardware, Commercial53420023Hardware, Weapon System93900046Miscellaneous Fabricated Nonmetallic Materials

Part Alternates: ERS369, 9786E641, 9786E64-1, 2990-00-797-3518, 00-797-3518, 2990007973518, 007973518

Engine Accessories | Miscellaneous Engine Accessories, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1962 00-797-3518

Cross Reference | NSN 2990-00-797-3518

Part Number Cage Code Manufacturer
9786E64-1 02978 L-3 COMMUNICATIONS CORPORATION DBA COMBAT PROPULSION SYSTEMS
9786E64-1 81336 CHIEF OF ENGINEERS DEPT OF ARMY
9786E64-1 93334 ATWOOD FENCE COMPANY INC.
9786E64-1 97403 CECOM LR CENTER
ERS369 02978 L-3 COMMUNICATIONS CORPORATION DBA COMBAT PROPULSION SYSTEMS
ERS369 81336 CHIEF OF ENGINEERS DEPT OF ARMY

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Technical Data | NSN 2990-00-797-3518

Characteristic Specifications
MATERIAL RUBBER, SYNTHETIC
DUROMETER HARDNESS RATING 50.0 MINIMUM AND 60.0 MAXIMUM
EXTENDED LENGTH 10.915 INCHES NOMINAL
CONTRACTED LENGTH 1.076 INCHES NOMINAL
NEUTRAL LENGTH 2.875 INCHES NOMINAL
FLANGE BASE NOT PROVIDED
LARGE END OUTSIDE DIAMETER 0.875 INCHES NOMINAL
SMALL END OUTSIDE DIAMETER 0.812 INCHES NOMINAL
LARGE END OUTSIDE LENGTH 0.438 INCHES NOMINAL
SMALL END OUTSIDE LENGTH 0.344 INCHES NOMINAL
LARGE END INSIDE DIAMETER 0.750 INCHES NOMINAL
SMALL END INSIDE DIAMETER 0.500 INCHES NOMINAL
LARGE END INSIDE LENGTH 0.438 INCHES NOMINAL
SMALL END INSIDE LENGTH 0.344 INCHES NOMINAL
THICKNESS AT BOTH ENDS 0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM
THICKNESS BETWEEN ENDS 0.035 INCHES NOMINAL
III FSC APPLICATION DATA GOVERNORS,GASOLINE ENGINE,EXCEPT SPECIALLY DESIGNED

Restrictions/Controls & Freight Information | NSN 2990-00-797-3518

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 183780 TOOLS:BELLOWS IN PKGS
Less than car load rating J 100.2
Less than truck load rating J 100.2
Water commodity Code 732 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 2990-00-797-3518

Category Code Description
Cognizance Codes9WNavy-owned stocks of material managed by the Army within the Army Troop Support and Aviation Materiel Readiness Command
Naval Inventory Control Point, Mechanicsburg
Source of SupplyB17US Army Aviation and Missile Command (Air)
ATTN: AMSMI-LC-MM-C
Redstone Arsenal, AL 35898-5230
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each