Model: 4D4221

Extension Helical Spring

Properties:

Inside Diameter

2.030 inches

Opening Width

1.060 inches both ends

End Style

Long round hook both ends

Spring Free Length

9.450 inches

Coil Quantity

26-1/2

Design Type

Closed

Load Rating

Between 65.540 pounds and 76.940 pounds

Coil Helix Direction

Right-hand

Spring Deflection Rate

12.200 pounds per inch

Spring Free Outside Diameter

2.480 inches

Hook Radius

0.310 inches both ends

Spring Length Under Load

12.380 inches

Material

Steel

Style Designator

Cylindrical

NSN

5360-00-957-9328

Part Number

4D4221

Description

Spring,helical,extension

CAGE

11083

Part 4D4221 NSN 5360-00-957-9328

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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