2558561-1

Spring, Helical, Extension

Part number

2558561-1

NSN

5360-00-105-0931

NIIN

00-105-0931

Item name

Spring, Helical, Extension

Manufacturer

Navair and Navsea Managed

CAGE code

10001

FSC

5360

Unit of issue

EA

DEMIL code

A

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Alternate part numbers

• 2558561-1 CAGE 10001

Technical characteristics

Inside Diameter

0.307 inches minimum and 0.319 inches maximum

End Style

Short twisted hook both ends

Spring Free Length

3.062 inches nominal

Coil Quantity

76

Design Type

Closed

Load Rating

1.400 pounds nominal

Coil Helix Direction

Right-hand or left-hand

Spring Deflection Rate

0.420 pounds per inch nominal

Spring Free Outside Diameter

0.369 inches minimum and 0.381 inches maximum

Hook Radius

0.094 inches nominal both ends

Spring Length Under Load

4.500 inches nominal

Material Document and Classification

QQ-W-470 fed spec single material response overall

Surface Treatment

Cadmium and chromate overall

Style Designator

Cylindrical

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