Model: 528740

Compression Helical Spring

Properties:

Inside Diameter

Between 0.768 inches and 0.772 inches

End Style

E4 spring end, squared and ground both ends

End Style

Spring end, squared and ground both ends

Bore Diameter

1.285 inches

Spring Free Length

3.450 inches

Accommodated Rod Diameter

0.750 inches

Material Hardness Rating

Between 38.0 rockwell c and 43.0 rockwell c

Coil Quantity

Spring Solid Length

2.486 inches

Coil Helix Direction

Right-hand or left-hand

Spring Free Outside Diameter

1.220 inches

Material

Steel

Material Specification

Qq-w-474, comp a /d/ federal specification single material response and qq-s-474, comp b /d/ federal specification single material response

Style Designator

Cylindrical

NSN

5360-00-597-1149

Part Number

528740

Description

Spring,helical,compression

CAGE

02978

Part 528740 NSN 5360-00-597-1149

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04226

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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