Product Details | EXPANSION PLUG

5340-00-268-3517 A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.

Part Alternates: MS917622, MS9176-22 , 5340-00-268-3517, 00-268-3517, 5340002683517, 002683517

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 28 OCT 2008 00-268-3517

Demand History | NSN 5340-00-268-3517

Part Number Request Date QTY Origin
MS917622 2025-03-83 1000 IT
MS917622 2009-11-334 1 US
5340-00-268-3517 2008-12-344 239 DIBBS
5340-00-268-3517 2008-04-94 275 DIBBS
MS917622 2008-02-59 100 us
MS917622 2008-02-59 300 us
MS917622 2008-02-59 500 us

Cross Reference | NSN 5340-00-268-3517

Part Number Cage Code Manufacturer
MS9176-22 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5340-00-268-3517

Characteristic Specifications
MATERIAL STEEL ASTM A108 COMP 1010
SURFACE TREATMENT CADMIUM PLATED
STYLE DESIGNATOR B3 CUP
OUTSIDE DIAMETER 1.625 INCHES NOMINAL
MATERIAL THICKNESS 0.050 INCHES NOMINAL
HEIGHT 0.281 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5340-00-268-3517

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
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 095190 HARDWARE, NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code GX HQ Defense Logistics Agency, Enterprise Business
Systems
Fort Belvoir, VA 22060
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