Model: 21789

Extension Helical Spring

Properties:

Inside Diameter

Between 0.192 inches and 0.194 inches

End Style

Full loop both ends

Spring Free Length

0.831 inches

Coil Quantity

7-1/2

Design Type

Open

Load Rating

1.110 pounds

Coil Helix Direction

Right-hand or left-hand

Spring Free Outside Diameter

Between 0.253 inches and 0.255 inches

Spring Length Under Load

0.850 inches

Material

Steel

Style Designator

Cylindrical

NSN

5360-00-360-6820

Part Number

21789

Description

Spring,helical,extension

CAGE

78640

Part 21789 NSN 5360-00-360-6820

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:

177970

UFC:

87420

LTL:

NO RATING

LCL:

RATING VARIABLE

WCC:

579

TCC:

SHC:

ACC:

Trailers/Vehicles

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