Model: 543-3960-002

Extension Helical Spring

Properties:

Inside Diameter

0.220 inches

End Style

Machine cut-off both ends

Coil Quantity

317

Design Type

Closed

Coil Helix Direction

Right-hand or left-hand

Spring Free Outside Diameter

0.250 inches

Material

Copper alloy 172 or copper alloy 173

Material Specification

Qq-c-530 federal specification all material responses

Surface Treatment

Silver

Surface Treatment Specification

580-001100, cage 13499 mfr ref single treatment response

Style Designator

Cylindrical

NSN

5360-00-794-2064

Part Number

543-3960-002

Description

Spring,helical,extension

CAGE

13499

Part 543-3960-002 NSN 5360-00-794-2064

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

177950

UFC:

87410

LTL:

92.5

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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