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Access Cover NSN 5340-00-966-6521

Item Description

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.

NSN 5340-00-966-6521 NSN: 5340-00-966-6521

Features and Characteristics

Cross Sectional Shape
Circular recess
Inside Diameter
1.000 inches
Hole Diameter
Between 0.202 inches and 0.207 inches
Bolt Circle Diameter
3.312 inches
Flange Thickness
0.220 inches
Edge Shape
Round, multiears and holes
Bolt Circle Hole Quantity
6
First Recess Inside Height
0.625 inches
Inside Corner Radius
0.020 inches
Securing Device Type
Threaded fastener
Mounting Opening Shape Style
Unthreaded hole
Features Provided
Observation facility
Material
Aluminum alloy 356.0
Material Specification
Qq-a-601, t6 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625 military specification single treatment response
FSC
5340 Commercial Hardware
NIIN
009666521
NSN
5340009666521

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
41506
Cage Code:
81445
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7616995095
  • NAICS: 332999
  • SITC: 69979
  • Description: Articles of aluminum nesoi
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5340-00-966-6521
What are the manufacturers of nsn 5340009666521?
Does this nsn 5340009666521 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340009666521
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.
Does nsn 5340009666521 contain any precious metals?
Precious metal content is unknown.
Does nsn 5340009666521 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340009666521?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
29785
FIIG:
A531C0
App. Key:
Cond. Code:
2
Status:
A

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