Model: 249-54257

Extension Helical Spring

Properties:

Inside Diameter

0.414 inches

Opening Width

0.547 inches both ends

End Style

Machine loop both ends

Spring Free Length

2.086 inches

Coil Quantity

10-3/4

Design Type

Closed

Load Rating

4.50 pounds

Coil Helix Direction

Left-hand

Spring Deflection Rate

4.500 pounds per inch

Spring Free Outside Diameter

0.500 inches

Hook Radius

0.203 inches both ends

Spring Length Under Load

2.781 inches

Material Specification

Qq-w-470 federal specification single material response

Style Designator

Cylindrical

NSN

5360-00-614-5356

Part Number

249-54257

Description

Spring,helical,extension

CAGE

10000

Part 249-54257 NSN 5360-00-614-5356

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:

178020

UFC:

87470

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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