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Cal-Royal NM8473 Heavy Duty Grade 1, Dormitory / Bedroom - F21
Latch bolt retracted by knob or lever from either side.
Deadbolt extended or retracted by key outside or thumb turn inside.
Latch bolt and deadbolt are independent of each other.
Features
- For Doors - 1-3/4" thick
- Backset - 2-3/4"
- Lockcase - Heavy gauge zinc chromate steel
- Front - Heavy gauge steel 8" x 1-1/4" x 3/32". Accommodates flat doors & doors beveled 1/8" in 2".
- Armored Front - Wrought brass attached by machine screws to lockcase front
- Deadbolt - 1" throw, brass, chrome plated with hardened steel rollers
- Latchbolt - Brass, chrome plated with heavy-duty deadbolt
- Guardbolt - Extruded brass, chrome plated
- Stopworks - Rocker type, brass, chrome plated
- Strike - Brass, non-handed curved strike 4-7/8" x 1 1/4". Curved-up strike available upon request
- Handing - Handed. Easily field-reversible
- UL Listing - UL Listed “A” Label (3 hours), for use on fire doors, single or pair of doors. “F” mark stamped on strike
- ANSI/BHMA - Meets ANSI/BHMA A156.13, Series 1000, Operational & Security Grade 1 Standards. Lock body conforms to Federal Specification Type 86; and all dimensional and operational performances, Exceeds 1,000,000 cycles.
- Escutcheon Dimension - 2 ½" W x 8 ¼" H x ½" T
Description
- BHMA Certified Lifetime Warranty, GRADE 1
- Conforms to federal specification type 86; and to all dimensional and operational performances of ANSI A156.13-1 80, Series 1000, Extra Heavy Duty
- UL listed 3-hour rating, conforms to standards UL10C and UBC 7-2-1997
- Optional Interchangeable Core
- Rust-proof heavy duty 2 ¾" backset lock case
- Individual spring to prevent lever sag, easily reversible
- Forged brass lever handles exceed requirements of ADA (American Disability Act)
- Auxiliary latch bolt
- Armored front plate conceals lock mounting screws
- 1" throw heavy duty deadbolt with anti-saw hardened pins
- Heavy duty ¾" latch bolt with anti-friction latch, easily reversible
- Optional Electrified Locks available
- Conforms & Meets ADA Regulations
Useful Links
- Template - NM8473 Wood or Composite Doors Escutcheon Trim
- Template - NM Series LFP
- Template - Instruction for New NM series How to Change handing
- NM Series Catalog
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Manufacturer Resources
Product Specs
- Category:
- Mechanical Locks
- Product Group:
- Mechanical Locks
- ANSI/BHMA:
- Meets ANSI/BHMA A156.13, Series 1000, Operational & Security Grade 1 Standards Lock body conforms to Federal Specification Type 86, and all dimensional and operational performances, Exceeds 1,000,000 cycles
- Backset:
- 2-3/4"
- UL Listing Type:
- UL Listed "A" Label (3 hours), for use on fire doors, single or pair of doors. "F" mark stamped on strike
- Grade:
- Grade 1
- Product Subgroup:
- Mortise Locks and Trim
- Product Type:
- Mortise Locks
- Subcategory:
- Mortise Lockset
- Strike:
- Brass, non-handed curved Strike 4-7/8" x 1 1/4". Curved-up Strike available upon request
- Latch Throw:
- 1" (deadbolt)
- Substrate:
- Steel
- Commercial/Residential:
- Commercial
- Cylinder and Keyways:
- 6-Pin solid brass "C" Keyway Standard
- Lock Type:
- Mortise
- Lock Function:
- Dormitory
- Keyed:
- Yes
- Product Attribute:
- Mortise Locks
- Electronic:
- No
- Product Model:
- NM8473
- Product Function:
- Apartment/Dormitory
- Door Hand Direction:
- Field Reversible
- Door Thickness Range:
- 1-3/4"
Cal-Royal NM8473 – Frequently Asked Questions
How fast can I get the Cal-Royal NM8473 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Cal-Royal NM8473 come with a warranty?
Absolutely. The Cal-Royal NM8473 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Cal-Royal NM8473?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the Cal-Royal NM8473 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.