Model: 310-0090-000

Finishing Washer

Properties:

Hole Diameter

0.187 inches

Outside Diameter

0.520 inches

Overall Height

0.105 inches

Material

Copper alloy 11 or copper alloy 230 or copper alloy 240 or copper alloy 260 or copper alloy 268 or copper alloy 342 or copper alloy 353

Material Specification

Qq-b-613 federal specification all material responses

Surface Treatment

Chromium

Surface Treatment Specification

Qq-c-320, cl 1, type 1 federal specification single treatment response

Style Designator

Finishing

NSN

5310-01-065-6372

Part Number

310-0090-000

Description

Washer,finishing

CAGE

13499

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 310-0090-000 NSN 5310-01-065-6372

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

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