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PRIME-LINE Tension Spring Roller - Screen Door Hardware
PRIME-LINEScreen Door Hardware

PRIME-LINE Tension Spring Roller

The PRIME-LINE Tension Spring Roller (MPN B 649) is a screen door hardware component with a 7 23/64 in overall height, finished in gray and unfinished. Supplied in a pack of 1 (1 PR), this tension spring roller is…

SKU 3G-OTH-532611

Also listed as: B649 · B-649

Brand
PRIME-LINE
Item
Tension Spring Roller
Part Number
B 649
Category
Screen Door Hardware
Available to Order
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Technical specs
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

PRIME-LINE
Manufacturer Part Number
B 649
Type
Unfinished
PR
1
Color
Gray
Finish
Unfinished
Overall Ht
7 23/64 in
Product Type
Tension Spring Roller

Technical Documents

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PRIME-LINE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PRIME-LINE Tension Spring Roller (MPN B 649) is a screen door hardware component with a 7 23/64 in overall height, finished in gray and unfinished. Supplied in a pack of 1 (1 PR), this tension spring roller is designed for screen door applications.

Frequently Asked Questions

What is a PRIME-LINE tension spring roller used for?

A PRIME-LINE tension spring roller is a screen door hardware component that maintains tension on the door's spring mechanism, ensuring smooth operation and proper closure. It is commonly used in residential and light-commercial sliding or retractable screen doors.

What are the specifications of the PRIME-LINE B 649 tension spring roller?

The PRIME-LINE B 649 tension spring roller has an overall height of 7 23/64 in, a gray unfinished finish, and is supplied as a single piece (1 PR). It is designed for screen door applications and is manufactured by PRIME-LINE.

Where to buy a PRIME-LINE tension spring roller worldwide?

3G Electric supplies the PRIME-LINE B 649 tension spring roller to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this screen door hardware component.

How to install a PRIME-LINE tension spring roller?

To install a PRIME-LINE tension spring roller, first remove the old roller from the screen door frame. Insert the new roller into the bracket, ensuring the spring engages correctly. Adjust tension as needed, then secure the roller in place. Always follow the manufacturer's instructions for your specific door model.

Used in

Common applications for PRIME-LINE
Residential garage door repair — PRIME-LINE keyed T-handles (GD 52169) for replacing broken lock handles on sectional doors.
Light-commercial door maintenance — PRIME-LINE spring cables (GD 52102) for torsion spring systems on warehouse overhead doors.
Sliding door security — PRIME-LINE slide locks (GD 52118) for bolting sliding garage doors in industrial storage facilities.
Garage door safety — PRIME-LINE stop balls (GD 52286) as travel limit stops on automatic door openers.
Extension spring door systems — PRIME-LINE extension cables (GD 52263) for replacing worn cables on residential garage doors.
Cabinet and locker hardware — PRIME-LINE keyed L-handles (GD 52123) for securing storage cabinets in maintenance shops.
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PRIME-LINE Products

3G Electric supplies PRIME-LINE screen door hardware. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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