Description
Best 6K37D4KS3606 Grade 2 Storeroom Lock
BEST 6K37D4KS3606 Grade 2 Storeroom Lock offers a robust solution for securing commercial spaces with its durable construction and reliable design. This Grade 2 cylindrical lock features a round knob and K rose, ensuring a sleek and professional appearance. Designed for 3-hour fire-rated applications, it is UL/cUL listed for single swinging doors up to 4′ x 8′, making it an excellent choice for storeroom environments. The lock is prepared for an SFIC core and comes equipped with two nickel silver keys, allowing for easy rekeying to your existing system. Its non-handed design simplifies installation, accommodating doors with a thickness of 1-3/8″ to 1-3/4″. With a 2-3/4″ backset and 1/2″ throw deadlocking latch, security is paramount, while the ANSI/BHMA A156.2, Series 4000 certification guarantees compliance with industry standards. Constructed from high-quality brass, bronze, and zinc dichromate steel, the internal components ensure longevity and resistance to wear. With a three-year warranty on both mechanical and finish aspects, the BEST 6K37D4KS3606 is a dependable choice for building professionals and discerning homeowners alike.
Grade 2 Storeroom Lock
Grade 2Storeroom Cylindrical Lock, Round Knob, K Rose, SFIC Prep Less Core, 2-3/4″ Backset, S3 Strike, Satin Brass Finish, Non-Handed
6K Listed by Underwriters Laboratories for use on 3 hour, A label single swinging doors (4′ x 8′). GYJT Builders Hardware-Single point Locks or Latches. Sets consist of latch complete with trim. Type and operation according to set number. Set also includes interchangeable core and two nickel silver keys, keyed to your system. Component parts include brass or bronze. Internal parts are brass or zinc dichromate steel. ANSI/BHMA LISTED – This product is listed in BHMA Directory of Certified Locks and Latches as conforming to ANSI A156.2, Series 4000, Grade 2. (formerly FF-H-106C Series 160)
Grade 2 medium-duty cylindrical knob set.
Unlike other cylindrical knob sets that are made from weaker metals, the BEST 6K Series is constructed of steel or brass to ensure the overall strength and durability of the lock.
- Certifications ANSI/BHMA A156.2 Series—Grade 2 UL/cUL listed (3 hour) for single 4’ x 8’ doors
- Product Specifications Materials: Component parts brass, bronze, or zinc; internal parts brass or zinc dichromate steel Latch: 1/2” throw deadlocking
- Keying 7-pin SFIC
- Warranties Three-year mechanical Three-year finish (613 carries no finish warranty)
Attributes
Manufacturer surcharge: 7.0%
Ansi: A156.2, Series 4000
Ansi Function: F86 – Storeroom
Bolt Projection: 1/2″
Burglar Rated: No
Commercial Residential: Commercial
Country of origin: Taiwan
Cylinder Type: SFIC Prep Less Core
Door Thickness: 1-3/8″ to 1-3/4″
Dust Box: Plastic
Finish: 606/US4
Finish Family: Matte Brass
Fire Rated: 3 Hours {A}
Fire Rating: 3 Hours {A}
Function: D-Storeroom
Grade: Grade 2
Handing: Non-Handed
Installation: Commercial
Leverknob Design: 4 – Round Knob
Limited Warranty: 3 Year Warranty
Lock Face Size: 1-1/8″ x 2-1/4″
Origin: Taiwan
Pack Height: 3.5″
Pack Height 2: 10.5″
Pack Length: 9.63″
Pack Length 2: 15″
Pack Qty: 1
Pack Volume: 117.91 in³
Pack Volume 2: 1811.25 in³
Pack Width: 3.5″
Pack Width 2: 11.5″
Pins: 6 to 7
Product Height: 3.5″
Product Length: 9.63″
Product Width: 3.5″
Roseescutcheon Design: K Rose
Screws: Wood/Machine Screws
Series: 6K Series Grade 2 Cylindrical Knob Locks
Ship Weight: 1.7 lbs.
Std Latch Backset Dim: 2-3/4″
Std Latch Number: 6K3
Std Latch Type: Deadlatch
Std Strike Height: 4-7/8″
Std Strike Number: S3
Std Strike Type: ANSI Curved Lip Strike
Std Strike Width: 1-1/4″
Subtype: Cylindrical Lock
Type: Locks, Cylinders, Cores, Keyblanks
Ul Listing: UL Listed
Unit of Measure: Each
Unit of Measure 2: Case
Unit of Measure 2 Qty: 12
Resources
- 6K Cylindrical Locks Installation Instructions
- 6K Sell Sheet
- 6K Series Cylindrical Locks Catalog
- 6K Series Grade 2 Cylindrical Knob Locks Cut Sheet
- 6K Series Service Manual
- 6k Dummy Trim Installation Instructions
- Cylindrical Installation Instructions






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