Model: 249-53074

Extension Helical Spring

Properties:

Inside Diameter

0.390 inches

Opening Width

0.125 inches both ends

End Style

Machined half loop both ends

Spring Free Length

1.798 inches

Coil Quantity

18-3/4

Design Type

Closed

Load Rating

11.200 pounds

Coil Helix Direction

Right-hand or left-hand

Spring Free Outside Diameter

0.500 inches

Hook Radius

0.203 inches both ends

Spring Length Under Load

2.875 inches

Material Specification

Qq-w-470 federal specification single material response

Style Designator

Cylindrical

NSN

5360-00-783-1557

Part Number

249-53074

Description

Spring,helical,extension

CAGE

89372

Part 249-53074 NSN 5360-00-783-1557

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

177970

UFC:

87420

LTL:

NO RATING

LCL:

WCC:

579

TCC:

SHC:

ACC:

Construction Materials

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