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“
PRIMUS CONSTRUCTION CORE
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RELATED FAQS
Question
Answer
How do you order the ND series lock with a small format core?
Resolution:
The letters GD, HD, BD, or BDC should be put after the lock function. EXAMPLE: ND53BD GD = Schlage SFIC core HD = Construction core BD = Less core BDC = Plastic temporary construction core:
How to order the mortise full size interchangeable core with a construction core.
Resolution:
This only applies to the full size interchangeable cores. The SFIC mortise cylinders have part numbers for housings with construction cores (Disposable and Keyed). Simply add (-ICX) to the end o...:
What cylinders are used to operate Von Duprin devices?
Resolution:
If unclear whether mortise, rim, or key-in-lever is needed, reference links below to determine what cylinder type is needed. In order to determine cylinder type n...:
What is the part number for a FSIC?
Resolution:
DESCRIPTION PART NUMBER Conventional Core 23-030 Conventional Core less logo 23-031 Primus Core 20-740 Primus XP Core 20-740-XP Primus Core less logo 20-741 ...:
Are 4" hinge preparations available?
Resolution:
Yes, 4" butt hinge preparations are available as an option on hollow metal doors and frames as noted below: Hinge type: square corner with commercial hole pattern. Preparations for radius c...:
Are steel stiffeners required in all door constructions?
Resolution:
No, steel stiffeners are not required in Hollow Metal doors, they are one of many optional core available.Per ANSI/SDI A250.8 and ANSI/HMMA 867, core construction are optional offeri...:
What is thermal bow?
Resolution:
Thermal Bow is a temporary condition which occurs in metal doors mainly due to the temperature differential from one side of the door to the other. This may occur in exterior doors when direct sun ...:
What Schlage construction core will work in a C987?
Resolution:
Any SFIC core will operate in the C987. Specifically, the Schlage temporary cores are the 80-035 GRN and 80-035 BRN.:
NDE - Construction Core Program Charges
Resolution:
Construction Core Program Policy: Full size and small format construction cores will be invoiced under standard payment terms. Credit for these cores, less the handling charge, will be issued upo...:
Does Schlage offer a cam that will work with a Yale mortise lock?
Resolution:
Schlage offers a comparable cam to the Yale 2160 and it will operate any Yale lock that utilizes the Yale 2160 cam. Schlage Cams for Yale 2160 Part Number Description B520-7...:
What cores are offered for insulated doors?
Resolution:
Insulated Core Options: Steelcraft L-Series doors are available with the following 2 optional insulated cores: Polystyrene slab - this core is available in non fire rated and fire rated doors...:
What are the door cores A, B, C, D, E & F per SDI 100?
Resolution:
These references are from an old and outdated SDI 100 specification. The new specification SDI 100 ANSI A-250.8 does not contain letter designations for core material. Core constructions designat...: