Model: 8KP447

Spring Tension Washer

Properties:

Hole Diameter

Between 10.5 millimeters and 10.9 millimeters

Outside Diameter

Between 17.45 millimeters and 18.55 millimeters

Overall Height

Between 2.0 millimeters and 4.0 millimeters

Material Thickness

Between 0.74 millimeters and 0.86 millimeters

Hardness Rating

Between 82.0 rockwell superficial 15-n and 85.5 rockwell superficial 15-n

Material

Steel comp 1050 or steel comp 1055 or steel comp 1060 or steel comp 1064 or steel comp 1065 or steel comp 1070 or steel comp 1074 or steel comp 1080 or steel comp 1085 or steel comp 1086 or steel comp 1095

Material Specification

Astm a682 assn standard all material responses

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 2 federal specification single treatment response or mil-c-81562, type 2, cl 2 military specification single treatment response

Style Designator

Spring tension

NSN

5310-01-388-4955

Part Number

8KP447

Description

Washer,spring Tension

CAGE

45152

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

Part 8KP447 NSN 5310-01-388-4955

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15938

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:

50.0

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318210000
SITC: 69422
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Spring washers and other lock washers, iron or steel