Model: 452444-1

Extension Helical Spring

Special Features:

Design analysis; nuclear hardness critical

Properties:

Inside Diameter

0.304 inches

Opening Width

0.094 inches first end

End Style

Full loop second end

End Style

Machined half loop first end

Spring Free Length

1.577 inches

Coil Quantity

20-3/4

Design Type

Closed

Load Rating

0.40 pounds

Coil Helix Direction

Right-hand or left-hand

Spring Free Outside Diameter

0.350 inches

Criticality Code Justification

Feat

Spring Length Under Load

2.390 inches

Coil To Hook Inside Length

0.711 inches second end

Material

Copper alloy 510

Material Specification

Qq-w-401-canceled federal specification single material response

Nuclear Hardness Critical Feature

Hardened

Style Designator

Cylindrical

NSN

5360-00-204-2006

Part Number

452444-1

Description

Spring,helical,extension

CAGE

82782

Part 452444-1 NSN 5360-00-204-2006

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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