Model: 523520

Extension Helical Spring

Properties:

Inside Diameter

0.294 inches

Opening Width

0.250 inches first end

Opening Width

0.437 inches both ends

End Style

Raised hook both ends

Spring Free Length

2.362 inches

Coil Quantity

Design Type

Closed

Load Rating

6.870 pounds

Coil Helix Direction

Right-hand or left-hand

Spring Deflection Rate

3.800 pounds per inch

Spring Free Outside Diameter

0.375 inches

Spring Length Under Load

4.060 inches

Coil To Hook Inside Length

0.500 inches first end

Coil To Hook Inside Length

0.625 inches second end

Material

Steel

Material Specification

Mil-w-6101 military specification single material response

Surface Treatment

Cadmium

Style Designator

Cylindrical

NSN

5360-00-291-8339

Part Number

523520

Description

Spring,helical,extension

CAGE

17576

Part 523520 NSN 5360-00-291-8339

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04227

FIIG:

A02900

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

177940

UFC:

87400

LTL:

RATING VARIABLE

LCL:

WCC:

579

TCC:

SHC:

ACC:

Construction Materials

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