What does NRP mean for hinges?
NRP – Non-Removable Pin, this refers to the pin in architectural hinges that can be supplied with a set screw installed which prevents the removal of the hinge pin when the door is in the closed position.
Where are McKinney hinges manufactured?
Cincinnati OH
McKinney Products Company designs and manufactures high quality architectural hinges for commercial use. With roots in Cincinnati OH, McKinney manufactured in the heart of the Pennsylvania steel industry for many years.
What are the best hinges for doors?
Ball Bearing Hinges are the most popular type of hinge and are used on internal doors. The hinge pivots on a series of small ball race bearings, offering a much smoother action. These hinges are generally made of steel or stainless steel and come in a whole host of finishes and the most common sizes are 3” and 4”.
What is a Grade 7 door hinge?
Grade 7 Ball Bearing Hinge (Max Load 40kg). They have a CE mark and are Fire door rated. Suitable for standard internal residential doors a pair of hinges is adequate; however fitting 3 hinges per door has its advantages.
How do I know if my hinge pin is removable?
Resolution: The NRP option will be identified by a small hole with a set screw on the side of the knuckle. The screw will be hidden when the door is closed. If there is no hole with a set screw, then the pin can be removed.
Do ball bearing hinges have pins?
Do Ball Bearing Hinges Have Pins? Yes, just like standard hinges, and the pins are typically removable. You can also get ball bearing hinges with fixed pins, however.
Is wd40 good for door hinges?
WD-40 is a great lubricant for squeaky doors. It can also last for a long time on the hinges before it dries out. Spray some onto the hinges and wipe any excess that drips. This will fix your squeaky door hinges!
Should door hinges be flush?
A door hinge should be mortised—or recessed—into the door so that the top surface of the hinge is flush with the door. When mortising, keep in mind that the hinge must be level across the surface. If it is uneven or if it is mounted below the surface level, the door will not close properly.
What does grade 13 on a hinge mean?
Grade 13 Ball Bearing Hinge, Square (Max Load 120kg). The most popular type of door hinge on the market today. These are a perfect choice for when you have doors of 40mm or 44mm firecheck, internal or external. They have a CE mark and are Certifire tested. Suitable for industrial, commercial and domestic use.
Do fire doors need special hinges?
Hinges must comply to the annex B of the BS EN 1935. When fitted they should allow the fire door to close at any angle to which it has been opened. We wouldn’t recommend using rising butt or spring hinges but instead a ball bearing or heavy-duty hinge that’s been recommended with the fire door.
Are all door hinge pins removable?
Most all the hinges come standard with removable pins. Non removable pin hinges are available with almost any Emtek or PHG hinge upon request. They do cost a few dollars more, but we can easily order them for you if you need.
Are door hinges not removable?
Removable hinges are most common. Normally you wouldn’t need a non-removable pin hinge. The reason is because most hinges are on the inside of the locking doors, but that’s not always the case. When your door is closed you will be able to see the hinges protruding on one side (normally the inside) of the door.
What kind of hinges do I need from McKinney?
The MacPro line by McKinney offers contractor grade hinges to get the job done right. High quality MacPro hinges are an extraordinary value, ideal when you need large quantities of standard hinges. MacPro MP79, MPB79 and MPB79 NRP 4-1/2″ x 4-1/2″, 26D hinges are also available in convenient bulk packaging (48 hinges).
How big are the hinges on a MacPro?
MacPro MP79, MPB79 and MPB79 NRP 4-1/2″ x 4-1/2″, 26D hinges are also available in convenient bulk packaging (48 hinges). To order, add “BP” to the end of the part number (ie: MP79BP) Click here for available finishes.
When to use heavy weight hinges on doors?
Recommended for use on high frequency and/or heavy wood or metal doors in schools, hospitals or other public buildings where heavy traffic is experienced. Heavy weight hinges should be used on all extra heavy doors or those exposed to high frequency use T4A3386- Stainless steel base T4A3786- Steel base material
When do you use an anchor hinge set?
Anchor hinge sets are used on doors where high traffic, abuse, or other doorhardware place an unusual strain on the door, jamb, and hinges. Set includes one anchor hinge and two 5″ x 41⁄2″ full mortise hinges. One mortise hinge can be electrified
