Model: 3661839-1

Access Cover

Special Features:

Holes are cbored .29 -32 x .18-21 deep farside and is chamfered both ends .04 x .06; typical cntr to cntr dist btwn holes 1.516 in.; additional alternate material: steel comp 310

Properties:

Cross Sectional Shape
Flat
Hole Diameter
Between 0.194 inches and 0.201 inches
Outside Diameter
Between 4.230 inches and 4.270 inches
Edge Shape
Round, multi holes
Bolt Circle Hole Quantity
6
Body Thickness
0.625 inches
Securing Device Type
Special
Mounting Opening Shape Style
Unthreaded hole
End Application
Pacer dawn
Features Provided
Special marking
Material
Steel comp 304 or steel comp 316 or steel comp 321 or steel comp 347
Material Specification
Qq-s-763 federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
NSN
5340-01-356-8637
Part Number
3661839-1
Description
Cover,access
CAGE

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.

Part 3661839-1 NSN 5340-01-356-8637

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29785
FIIG:
A531C0
Concept No.:
App. Key:
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 7326908595
  • SITC: 69969
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Other articles of iron or steel not wire nesoi

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