Model: SN253

Extension Helical Spring

Properties:

Opening Width

0.188 inches both ends

End Style

Machined half loop both ends

Spring Free Length

Between 2.577 inches and 2.641 inches

Coil Quantity

13-1/2

Design Type

Closed

Coil Helix Direction

Right-hand or left-hand

Spring Deflection Rate

Between 84.640 pounds per inch and 99.360 pounds per inch

Spring Free Outside Diameter

Between 0.749 inches and 0.781 inches

Material

Steel

Style Designator

Cylindrical

NSN

5360-00-249-1728

Part Number

SN253

Description

Spring,helical,extension

CAGE

77260

Part SN253 NSN 5360-00-249-1728

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:

WCC:

579

TCC:

SHC:

ACC:

Trailers/Vehicles

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