Skip to main content
Universal Coupler Lock KAA Silver

Roll over image to zoom in

  • Product Features

  • Product Overview

  • Related Videos

  • Reviews

  • Questions & Answers

Master Lock Company 377KA 0313 Universal Coupler Lock KAA Silver

Item #: 377KA 0313 by Master Lock, LLC

UPC #: 71649212864

See reviewsSee reviews
In Stock

$54.78

/each
SAVE UP TO 5.48

Buying in bulk

QUICK SHIPPING*Usually ships in 1 business day
QTY
–
+
+ Add to Wishlist
Buy in Bulk & Save - See How Watch Now
Large Order Quote

Shop with Confidence

30 Days Easy Return. We are the largest supplier of the most adaptable, personalized hardware in the industry. We work hard to ensure you're satisfied with our products.

Safe Payment
Features

Warranty

Limited Lifetime Warranty

Manufacturer Warranty

Limited Lifetime Warranty

Color/Finish Family

Silver metallic

General Material

Steel

Lock material

Steel

Product Depth (in.)

5.70

Product Height (in.)

3.10

Product Width (in.)

4.40

Shackle clearance (in.)

0

Weatherproof

YES

Keying Type

Keyed Alike

Lock Type

Keyed

Color

Silver

Pack Size

1

UNSPSC

46171501

Alternate Part Number-1

161953

Height

4.30

Length

2.80

Width

5.60

Hazardous Material

No

Lock Compatiblity

Auto

Span (in.)

2.3125

Country Origin Code

CN

Application

Marine & Offshore Security; Trailers, Trucks, & Towing

Function

RV/Trailer Lock

Indoor or Outdoor Use

Outdoor

Features

Advanced Locking Mechanism; Easy to Install and Remove; Fits 1-7/8in (48mm), 2in (51mm) and Most 2-5/16in (59mm) Trailer Couplers

Product Type

Auxiliary Lock

Series

370 Series

Manufacturer Parent

Master Lock Company LLC

Resistant Properties

Picking and Prying Resistant; Rust and Corrosion Resistant

Sub-Series

377-KA0313

Product Overview

The Master Lock No. 377KA features a trailer coupler lock, designed to fit 1-7/8 in. (48 mm), 2 in. (51 mm) and most 2-5/16 in. (59 mm) trailer couplers. The advanced locking mechanism provides resistance to picking and prying. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

  • Fits 1-7/8 in. (48 mm) 2 in. (51 mm) and most 2-5/16 in. (59 mm) trailer couplers
  • Advance locking mechanism resists picking and prying
  • Easy to install and remove
  • Resists rust and corrosion
  • Keyed alike