Model: 3647830-1

Access Cover

Special Features:

0.164-32 unc-2b threaded holes four places

Properties:

Cross Sectional Shape

Flat, round rib reinforced

Hole Diameter

Between 1.939 inches and 1.940 inches

Bolt Circle Diameter

2.750 inches

Flange Thickness

0.187 inches

Outside Diameter

3.250 inches

Edge Shape

Round, multi holes

Bolt Circle Hole Quantity

Body Thickness

0.375 inches

Securing Device Type

Special

Mounting Opening Shape Style

Unthreaded hole

Features Provided

Observation facility

Material

Steel comp 630

Material Specification

Ams 5643 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35, type 1 federal specification single treatment response

NSN

5340-01-330-0566

Part Number

3647830-1

Description

Cover,access

CAGE

82577

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 3647830-1 NSN 5340-01-330-0566

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29785

FIIG:

A531C0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

024850

UFC:

11640

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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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