Imperial Brown 138-JC Door Gasket 35-1/4" x 83-1/2"

Imperial Brown 138-JC Commercial Refrigeration Door Gasket – 35-1/4" x 83-1/2"

The Imperial Brown 138-JC is a commercial refrigeration door gasket measuring approximately 35-1/4" x 83-1/2". It is designed for compatible Imperial Brown walk-in cooler and freezer door applications that specify this manufacturer part number, gasket size, and profile.

A properly fitted walk-in door gasket creates a flexible seal between the door and frame. Maintaining consistent gasket contact helps limit warm, humid air infiltration into the refrigerated space and supports stable cooler or freezer operating conditions.

Use Imperial Brown manufacturer part number 138-JC as the primary identification reference when selecting this replacement. Always verify the equipment, door dimensions, original gasket profile, mounting configuration, and existing part before ordering.

Product Details

• Manufacturer: Imperial Brown
• Manufacturer Part Number / MPN: 138-JC
• Part Type: Commercial Refrigeration Door Gasket
• Overall Size: Approximately 35-1/4" x 83-1/2"
• Catalog Profile / Designation: GJ
• Application: Commercial Walk-In Cooler & Freezer Doors
• Function: Door-to-frame sealing

What the Imperial Brown 138-JC Door Gasket Does

The 138-JC gasket seals the perimeter between a compatible walk-in refrigeration door and its frame. As the door closes, the gasket compresses against the mating surface to help close gaps around the opening.

A consistent door seal helps reduce unwanted air and moisture entering the refrigerated space. This is particularly important in walk-in cooler and freezer applications where air infiltration can contribute to condensation, frost, icing, and increased refrigeration-system run time.

35-1/4" x 83-1/2" Gasket Size

Imperial Brown part number 138-JC is listed at approximately 35-1/4 inches wide by 83-1/2 inches high.

Dimensions should be used together with the manufacturer part number and original gasket profile when confirming fitment. Do not substitute another gasket solely because its overall width and height appear similar.

Common Signs a Walk-In Door Gasket May Need Replacement

• Gasket is torn, cracked, split, or punctured
• Seal has become hard or permanently compressed
• Visible gaps appear around the closed door
• Gasket no longer contacts the frame evenly
• Moisture develops around the door opening
• Frost or ice forms near the door perimeter
• Door requires excessive adjustment to seal
• Gasket pulls away from its mounting area
• Walk-in temperature recovery becomes slower

These symptoms do not automatically mean the gasket is the only problem. Door alignment, hinges, closers, latches, frame condition, and mounting hardware can also affect the quality of the door seal.

Why Walk-In Door Gasket Condition Matters

Walk-in refrigeration doors are opened repeatedly in restaurants, supermarkets, commercial kitchens, warehouses, institutional facilities, and foodservice operations. The gasket is a wear component that is repeatedly compressed each time the door closes.

Over time, gasket material can harden, tear, distort, or lose its ability to maintain even contact with the frame. Replacing a damaged gasket helps restore the intended door-to-frame sealing surface when the rest of the door assembly is correctly aligned.

Technician Service Information

Before replacing the Imperial Brown 138-JC, inspect the entire door assembly. Check the hinges, latch, closer, mounting area, frame, and gasket contact surface for wear or damage.

If one section of the gasket is not sealing correctly, verify that the door is square and properly aligned before condemning the gasket. A sagging or misaligned door can prevent a new gasket from sealing correctly.

During installation, avoid unnecessarily stretching or twisting the replacement gasket. After installation, close the door and inspect the complete perimeter for consistent contact with the frame.

Before You Order

Confirm Imperial Brown manufacturer part number 138-JC before ordering.

Verify the following:

• Imperial Brown part number 138-JC
• Approximately 35-1/4" x 83-1/2" gasket dimensions
• Original gasket profile
• Mounting configuration
• Walk-in door width and height
• Door orientation
• Equipment or walk-in identification
• Original gasket shape and corner construction

Do not select a replacement gasket based only on dimensions or appearance. Commercial refrigeration gaskets can use similar overall sizes while having different profiles, mounting arrangements, or door applications.

Frequently Asked Questions

What is Imperial Brown part number 138-JC?
Imperial Brown 138-JC is a commercial refrigeration door gasket for compatible walk-in cooler and freezer door applications.

What size is Imperial Brown 138-JC?
The gasket is listed at approximately 35-1/4" wide by 83-1/2" high.

What does the GJ designation mean on this gasket?
Commercial parts catalogs identify 138-JC with the GJ gasket designation. When ordering, compare the original gasket profile and manufacturer number rather than relying on the designation alone.

Can I order this gasket based only on the 35-1/4" x 83-1/2" size?
No. The manufacturer part number, gasket profile, mounting configuration, door dimensions, and original gasket should also be compared before ordering.

Can a damaged walk-in gasket cause frost around the door?
Yes. Gaps in the door seal can allow warm, humid air into the refrigerated space, which can contribute to condensation or frost around the opening.

Why does my new gasket have a gap after installation?
Possible causes include door misalignment, worn hinges, latch or closer problems, improper gasket seating, or a replacement profile that does not match the original.

Should I inspect the hinges when replacing the gasket?
Yes. Worn or sagging hinges can change door alignment and prevent even gasket contact with the frame.

How do I confirm Imperial Brown 138-JC is the correct replacement?
Match manufacturer part number 138-JC whenever possible and verify the 35-1/4" x 83-1/2" dimensions, original gasket profile, mounting style, door configuration, and existing component before ordering.

Commercial Walk-In Refrigeration Door Gaskets

This gasket is intended for commercial refrigeration service applications where the original Imperial Brown 138-JC configuration is required. Accurate part-number, dimension, and gasket-profile identification helps reduce incorrect orders and supports a proper walk-in door repair.