Model: 3866D550

Access Cover

Properties:

Cross Sectional Shape

Circular recess

Inside Diameter

3.500 inches

Hole Diameter

0.406 inches

Bolt Circle Diameter

4.750 inches

Flange Thickness

0.188 inches

Outside Diameter

5.750 inches

Edge Shape

Round, multi holes

Bolt Circle Hole Quantity

First Recess Inside Height

0.250 inches

Inside Corner Radius

0.125 inches

Body Thickness

0.188 inches

Outside Corner Radius

0.125 inches

Body Outside Radius

0.313 inches

Securing Device Type

Threaded fastener

Mounting Opening Shape Style

Unthreaded hole

Features Provided

Sealing capability

Inside Angle

45.0 degrees

Material

Steel comp 1010 or steel

Fsc Application Data

Differential, driving axle

NSN

5340-00-445-4555

Part Number

3866D550

Description

Cover,access

CAGE

78500

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 3866D550 NSN 5340-00-445-4555

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

1.3000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Trailers/Vehicles

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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