Product Details | EXPANSION PLUG

5340-01-071-8473 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: 6823977, 5340-01-071-8473, 01-071-8473, 5340010718473, 010718473

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 15 FEB 1979 01-071-8473

Cross Reference | NSN 5340-01-071-8473

Part Number Cage Code Manufacturer
6823977 63005 ROLLS-ROYCE CORPORATION
6823977 73342 ALLISON TRANSMISSION, INC.

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Technical Data | NSN 5340-01-071-8473

Characteristic Specifications
MATERIAL STEEL
STYLE DESIGNATOR B3 CUP
OUTSIDE DIAMETER 0.808 INCHES MINIMUM AND 0.809 INCHES MAXIMUM
MATERIAL THICKNESS 0.030 INCHES MINIMUM
HEIGHT 0.250 INCHES NOMINAL
MANUFACTURERS CODE 63005
DESIGN CONTROL REFERENCE 6823977

Restrictions/Controls & Freight Information | NSN 5340-01-071-8473

Category Code Description
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.
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
No Freight Information