Model: 640-54PC78

Helical Compression Spring Seat

Properties:

Overall Height

0.3400 inches

First Step Diameter

1.2500 inches

Bore Diameter

0.2600 inches

Design Type

Solid

End Diameter

0.7500 inches

Distance From End To First Step

0.1525 inches

Material

Steel

Material

Steel

Style Designator

Seat

NSN

5340-00-339-3170

Part Number

640-54PC78

Description

Seat,helical Compression Spring

CAGE

43689

Part 640-54PC78 NSN 5340-00-339-3170

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

24328

FIIG:

T319-E

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:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Trailers/Vehicles

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