What is the pound/ square inch rating on these?

7.77 lbs. maximum safe load. and .359" maximum deflection

Does this ad comes with 4 springs or just 1 spring?

There are four pieces in one package.

How much weight (force) required to compress it?

It has a maximum deflection of .301".

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Description

🛠️ Spring into reliability with Prime-Line’s powerhouse compression spring!

BUILT TO LAST - Tempered spring steel delivers optimal expansion and durability under pressure.
COMPACT POWERHOUSE - Small size with a 7.77 lbs max safe load packs serious performance in tight spaces.
VERSATILE APPLICATION - Perfect for appliances, automotive, marine, toys, and mechanical devices.
ENGINEERED FOR PRECISION - Flat end coils ensure consistent, reliable compression every time.
CORROSION RESISTANT FINISH - Nickel plating protects against rust, making it ideal for indoor and outdoor use.

The Prime-Line SP 9722 Compression Spring is a precision-engineered, nickel-plated spring steel component measuring 7/32" in diameter and 1-3/8" in length. Designed for durability and versatility, it supports up to 7.77 lbs of load with a maximum deflection of 0.526 inches, making it ideal for a wide range of professional and DIY applications both indoors and outdoors.

Specifications

Manufacturer	Prime-Line Products (Home Improvement)
Part Number	SP 9722
Product Dimensions	0.64 x 7.15 x 9.53 cm; 7.71 g
Item model number	SP 9722
Size	7/32" x 1-3/8"
Colour	Steel
Finish	steel,nickel
Material	Nickel Plated, Spring Steel
Shape	shape
Item Package Quantity	1
Measurement System	Inch
Batteries included?	No
Batteries Required?	No
Item Weight	7.71 g

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