Model: HS3028-4

Spring Tension Washer

Properties:

Hole Diameter

Between 0.302 inches and 0.322 inches

Outside Diameter

Between 0.740 inches and 0.760 inches

Overall Height

Between 0.041 inches and 0.061 inches

Material Thickness

Between 0.017 inches and 0.037 inches

Hardness Rating

Between 48.0 rockwell c and 50.0 rockwell c

Material

Steel

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, ty2, cl2 federal specification single treatment response

Style Designator

Spring tension

NSN

5310-01-306-2219

Part Number

HS3028-4

Description

Washer,spring Tension

CAGE

8V613

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

Part HS3028-4 NSN 5310-01-306-2219

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:

194160

UFC:

55210

LTL:

50.0

LCL:

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