Product Details | ACCESS COVER

5340-00-423-4258 A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see DOOR, ACCESS (as modified). Excludes all covers not specifically designed to provide access for the purposes listed above.20310050018Guns, through 30mm2590000053400020Hardware, Commercial

Part Alternates: 8439184, 5340-00-423-4258, 00-423-4258, 5340004234258, 004234258

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 01 MAY 1974 00-423-4258

Drawings & Photos | NSN 5340-00-423-4258


Cross Reference | NSN 5340-00-423-4258

Part Number Cage Code Manufacturer
8439184 19204 ARMY UNITED STATES DEPARTMENT OF THE

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Technical Data | NSN 5340-00-423-4258

Characteristic Specifications
PERIPHERAL SHAPE STYLE 105 RECTANGLE, IRREGULAR ENDS, FOUR HOLES
LENGTH 5.060 INCHES NOMINAL
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH 0.250 INCHES NOMINAL
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH 0.220 INCHES NOMINAL
DISTANCE BETWEEN HOLES ALONG LENGTH 4.525 INCHES NOMINAL
DISTANCE BETWEEN HOLES ALONG WIDTH 1.050 INCHES NOMINAL
HOLE QUANTITY ALONG LENGTH 2
HOLE QUANTITY ALONG WIDTH 2
CROSS-SECTIONAL SHAPE STYLE 35 SQUARE OR RECTANGULAR RECESS
FLANGE THICKNESS 0.630 INCHES NOMINAL
INSIDE WIDTH 2.557 INCHES NOMINAL
INSIDE LENGTH 3.300 INCHES NOMINAL
FIRST RECESS INSIDE HEIGHT 0.377 INCHES NOMINAL
MATERIAL STEEL COMP 304 OR STEEL COMP 304L
MANUFACTURERS CODE 19204
DESIGN CONTROL REFERENCE 8439184

Restrictions/Controls & Freight Information | NSN 5340-00-423-4258

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:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 146150 GUN CARRAIGE/GUN MOUNT PARTS NOI
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 685 unknown
Originating Activity Code BF U.S. Army Armament and Chemical Acquisition and
Logistics Activity
Rock Island, IL 61299-6000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity 2 Arms/Weapons (all types including Inert Component Parts). When a 2 is indicated in the first position, then the special handling code must be determined from table 85 , part 1.
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