Model: 2558561-1

Extension Helical Spring

Properties:

Inside Diameter

Between 0.307 inches and 0.319 inches

End Style

Short twisted hook both ends

Spring Free Length

3.062 inches

Coil Quantity

Design Type

Closed

Load Rating

1.400 pounds

Coil Helix Direction

Right-hand or left-hand

Spring Deflection Rate

0.420 pounds per inch

Spring Free Outside Diameter

Between 0.369 inches and 0.381 inches

Hook Radius

0.094 inches both ends

Spring Length Under Load

4.500 inches

Material Specification

Qq-w-470 federal specification single material response

Surface Treatment

Cadmium and chromate

Style Designator

Cylindrical

NSN

5360-00-105-0931

Part Number

2558561-1

Description

Spring,helical,extension

CAGE

10001

Part 2558561-1 NSN 5360-00-105-0931

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:

177980

UFC:

87430

LTL:

55.0

LCL:

WCC:

579

TCC:

SHC:

ACC:

Construction Materials

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