IVES 3SPI Spring Hinge 939 3KNUCKEL 4.5X4.5 646

( Brand: Ives ), ( Manufacturer Part Number: 3SPI ), ( Model: HINGE IVES 939 3SPI ), ( Color: Silver ), ( Items Included: Fasteners ), ( Fixings Supplied: Yes ), ( Material: Steel ), ( Item Depth: 4.5 In ), ( Suitable For: Front Door, Commercial ), ( Type: Spring Hinge ), ( Unit Type: Unit ), ( Features: Commercial, Fire Rated ), ( Finish: Satin ), ( Item Weight: 3 Lb )

Review IVES 939 Spring Hinge 4.5x4.5 646 Priced Per Each

The Ives 3SPI 939 3-knuckle spring hinge, measuring 4.5 inches by 4.5 inches (646), is a versatile and robust solution for various applications that require secure and stable lid support. This 3-knuckle design hinge offers three points of contact between the lid and the base, ensuring a more uniform distribution of forces and reducing the risk of lid warping or twisting.

The 3SPI 939 hinge is manufactured using high-quality spring steel, which provides both strength and durability. Its knuckle design enables the lid to be opened and closed smoothly and effortlessly, even when the container is fully loaded. The spring mechanism compensates for any wear and tear on the hinge, ensuring a consistent and reliable performance over time.

The Ives 3SPI 939 hinge is designed to fit lids with a thickness ranging from 1/8 inch to 3/16 inch (3.2 mm to 4.8 mm). Its sturdy construction and adjustable mounting holes allow for easy installation and customization to fit various lid and base sizes. The hinge is also compatible with a wide range of materials, including plastic, metal, and wood.

The Ives 3SPI 939 3-knuckle spring hinge is an ideal choice for industrial, commercial, and residential applications. It can be used in containers, boxes, bins, and other types of enclosures that require secure and stable lid support. Whether you're looking for a replacement hinge or need a new one for a custom project, the Ives 3SPI 939 hinge is an excellent option that delivers both functionality and reliability.

Ives 3SPI 939 3-Knuckle Spring Hinge: A Comprehensive Analysis

The Ives 3SPI 939 3-knuckle spring hinge, with a size of 4.5x4.5 inches and a part number 646, is a commonly used hinge in various industrial applications. This analysis aims to provide an unbiased evaluation of this hinge, outlining its advantages and disadvantages.

1. Versatility: The Ives 3SPI 939 hinge is widely used in various industries due to its ability to support heavy loads and provide a large opening angle. It is suitable for applications where doors or covers need to be opened and closed frequently.

2. Durability: This hinge is engineered to withstand heavy usage and harsh environments. Its robust construction and high-quality materials ensure a long service life.

3. Adjustability: The adjustable feature of this hinge provides flexibility in installation and application. It can be adjusted to accommodate slight misalignments or changes in the door or cover over time.

1. Cost: Compared to other hinge types, the Ives 3SPI 939 hinge can be more expensive due to its robust design and heavy-duty construction.

2. Complex Installation: Installing a 3-knuckle spring hinge can be more challenging than installing a standard hinge due to its intricate design and multiple attachment points.

3. Limited Load Capacity: While the Ives 3SPI 939 hinge is capable of supporting heavy loads, it may not be the best choice for extremely heavy applications. In such cases, a more robust hinge type, like a torsion spring hinge, might be more suitable.

The Ives 3SPI 939 3-knuckle spring hinge is an excellent choice for industrial applications where heavy loads and large opening angles are required. Its versatility, durability, and adjustability make it a popular choice among engineers and manufacturers. However, its cost and complex installation process may be a deterrent for some. Ultimately, the decision to use this hinge depends on the specific application requirements, budget, and installation capabilities.

If you are looking for a heavy-duty, adjustable hinge that can handle large opening angles and heavy loads, the Ives 3SPI 939 3-knuckle spring hinge is an excellent option. Consider this hinge for industrial applications where the benefits outweigh the potential drawbacks. However, if the cost and installation complexity are significant concerns, you may want to explore other hinge types, like torsion spring hinges or standard hinges, to find a more cost-effective solution.

Details:

Ives hinge 939 3 SPI 4.5x4.5 646 listed as 1 per box fire rated knuckle spring.

part #: 3spi prices

• $9.57-$27.00

specifications dohinha:

• brand: Ives
• mpn: 3spi
• model: Hinge Ives 939 3spi
• color: Silver
• items included: Fasteners
• fixings supplied: Yes
• material: Steel
• item depth: 4.5 In
• suitable for: Front Door, Commercial
• type: Spring Hinge
• unit type: Unit
• features: Commercial, Fire Rated
• finish: Satin
• item weight: 3 Lb

general dohinha:

• condition: Open box
• Building Hardware > doors Door Hardware > Door Hinges

payments dohinha:

• credit card: Diners-club
• wallet: Paypal
• other

offer dohinha:

• availability: In Stock
• started: February 23, 2026
• options: Ship-to-home
• best offers: True
• sold: 0

returns dohinha:

• policy: No Returns

shipping dohinha:

• type: Calculated
• transit: 4-10 Days
• carrier: UPS
• cost: $8.43
• service: UPS Ground Saver
• class: Economy

seller dohinha:

• # reviews: 69
• city: Corinth, Mississippi
• rating: 100.0%

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