Model: 3994F31

Compression Helical Spring

Properties:

Inside Diameter

0.396 inches

End Style

E1 spring end, ground both ends

End Style

Spring end, ground both ends

Spring Free Length

1.2604 inches

Coil Quantity

8-1/2

Spring Solid Length

0.5525 inches

Spring Solid Outside Diameter

0.520 inches

Coil Helix Direction

Left-hand

Spring Deflection Rate

3.700 pounds per inch

Spring Free Outside Diameter

0.520 inches

Material

Copper alloy 510

Material Specification

Qq-w-401-canceled federal specification single material response

Style Designator

Cylindrical

NSN

5360-00-314-7047

Part Number

3994F31

Description

Spring,helical,compression

CAGE

04537

Part 3994F31 NSN 5360-00-314-7047

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:

177940

UFC:

87400

LTL:

RATING VARIABLE

LCL:

WCC:

579

TCC:

SHC:

ACC:

Construction Materials

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