Model: NAS390B4P

Finishing Washer

Properties:

Hole Diameter

Between 0.120 inches and 0.150 inches

Outside Diameter

Between 0.280 inches and 0.320 inches

Overall Height

Between 0.063 inches and 0.093 inches

Material Thickness

Between 0.008 inches and 0.016 inches

Material

Copper alloy 268 or copper alloy 11

Material Specification

Qq-b-613 federal specification 1st material response or qq-b-613, 1/2, hard federal specification 2nd material response

Surface Treatment

Chromium or nickel

Surface Treatment Specification

Qq-c-320, cl 1, type 1 federal specification 1st treatment response or qq-n-290 federal specification 2nd treatment response

Style Designator

Finishing

NSN

5310-00-457-6866

Part Number

NAS390B4P

Description

Washer,finishing

CAGE

80205

A washer or cone or disk shape with a centrally located hole, designed to accommodate a flat or oval head screw and provide additional bearing area on the material being fastened. It may or may not have a flush flange feature.

Part NAS390B4P NSN 5310-00-457-6866

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15932

FIIG:

A022B0

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:

0.1000lbs

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:

194160

UFC:

55210

LTL:

50.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7415210000
SITC: 69432
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Copper washers including spring washers not threaded