LK1179: Two-Piece Locking Gasket

Product Details

LK1179 is a two-piece locking gasket. This locking gasket is an inline design with an overall height of 1.055" and a clearance between the glass and edge of 0.278".

1.055" Overall Height
0.278" Glass-Edge Clearance

Two-Piece Locking Gasket must be used with a Locking Key (sold separately) available in Black or Chrome for a snug and secure fit.

Overview

Locking Gasket is a rubber extrusion designed to lock in the installation of stationary windows or windshields.  Locking Gaskets provide a secure seal between a metal or fiberglass body panel and a glass or plexiglass window.  

Two-Piece Locking Gasket must be used with a Locking Key (sold separately) available in Black or Chrome for a snug and secure fit.

We also carry one-piece locking gaskets and tools and accessories for easy installation.

Materials

Dense EPDM Rubber
70 Durometer (Shore A)

Applications

Trim-Lok two-piece locking gaskets can be used in many applications:

  • Marine applications, such as fixed boat cabin windows and metal tug cab/wheelhouse glass windshields
  • Transportation applications, such as school bus and transit bus stationary windows
  • Enclosure applications, such as machine guard windows, generator enclosures, data center electrical rooms, and HVAC equipment sight windows
  • Heavy machinery applications, such as tractor cab windows and excavator side glass window panels

Two-piece locking gaskets are ideal for sealing out:

  • Wind and air flow
  • Rain and moisture
  • Dirt and debris
  • Noise and vibration

Additional Information

Learn How to Measure and Install Locking Gaskets

Description Trim-Lok’s Locking Gasket is a two-piece rubber extrusion designed to lock in the installation of stationary windows or windshields. Locking window gaskets provide a secure seal between a metal or fiberglass body panel and a glass or plexiglass window. 

Rubber window gaskets are available in one-piece and two-piece styles with a lock strip. They are highly resistant to numerous environmental conditions, including ozone, sunlight, severe weather conditions, oxygen, acids and aging. 

For more than 50 years, OEMs across many industries—from automotive to manufacturing and more—have relied on Trim-Lok for high-quality, durable two-piece locking gaskets, trims and seals that meet or exceed their application expectations.
Resistance to Ozone – Excellent
Water Absorption – Excellent
Sunlight Aging – Excellent
Low Temperature – Excellent
General Temperature Rating -40°F to 158°F 
Material 70 Durometer EPDM, Black, dense EPDM rubber to meet ASTM
D2000 M2BA710 C12, EA14, F17, Z1, Z2, Z3; Z1= Comp. Set 22 hrs. @ 100 C, 30% max., Z2= Non-blooming, Z3= 73 +/- 3 (uncured) shore A.
Must be capable to meet EPDM per SAE J200BC715 C12 C 20.
Hardness 70+/- 3
Elongation 200 (250 according to D2000)

Tensile

1450 PSI min.
Part # Glass Panel Thickness Body Panel Thickness Min Reccomended Clearance Between Glass & Edge Overall Height Min Reccomended Radius of Panel Opening

Weight per Foot

LK1522 0.1875" - .250" 0.035" - 0.067" 0.3125" 1.07" 2.5" 0.275 lbs.
LK1663 0.1875" - .250" 0.09" - 0.14" 0.25" 0.9" 1.5" 0.196 lbs.
LK987 0.1875" - .250" 0.09" - 0.14" 0.3125" 1.07" 2.5" 0.246 lbs.
LK1536 0.1875" - .250" 0.1875" - 0.25" 0.406" 1.09" 3.5" 0.255 lbs.
LK1615 0.1875" - .250" 0.06" - 0.09" 0.3125" 0.906" 2.5" 0.275 lbs.
LK1621 0.1875" - .250" 0.046" - 0.075"   0.937" 2.0" 0.260 lbs.
LK1660 0.1875" - .250" 0.075" - 0.140"
1.00" 2.0" 0.293 lbs.

Locking Gasket Window Seal Industries

At Trim-Lok, our one-piece locking gasket helps OEMs across various industries to seal and protect against weather, dust, noise, vibration and more. No matter your industry, our locking window gasket seals can make all the difference:

Why Choose Trim-Lok for Locking Gaskets?

Since 1971, Trim-Lok has been the number one source for rubber extrusions and locking gaskets. We proudly manufacture our products in the United States and work hard to uphold our reputation for excellence, innovation and dependability.

Trim-Lok is the brand of choice for the marine, automotive, industrial, and manufacturing industries. Our extruded rubber shapes work perfectly for a wide variety of interior and exterior applications. Need a unique product for your exacting specifications? Need a tailor-made RV window seal and gasket? We can help you design the right custom seal for any job.

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Buy LK1179: Two-Piece Locking Gasket

LK1179 *
Optional Customer Part Number
Part Number:
LK1179
Price:
$127.20
  • Buy 10 or more and pay $113.10 each (save $14.10 each)
  • Buy 50 or more and pay $93.20 each (save $34.00 each)

*Price breaks, where applicable, will be reflected in cart*

For volume pricing above 5,000 feet, please contact Trim-Lok at 888-874-6565

Please note that orders shipping outside of the USA and Canada cannot be processed online. To place an order for international shipping, please contact Trim-Lok at 888-874-6565.