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Circular Connector Caps

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Circular Connect Caps are a cost-effective way to protect connectors during transit and storage. They prevent the connection from the ingress of dirt, dust and moisture.

The caps have a flanged design that allows for easy fitting and removal by hand. The caps can be used to protect connectors with standard threads, with options suitable for electrical connectors per Military Specifications 90376.

  • Material: Low-Density Polyethylene (LDPE)
  • Color: Red

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56 results
Product SKUs information
Item Code Price range Availability Military Specification View
$0.0851 - $0.5311 10809 In stock
MS90376-20R
$0.1281 - $0.8014 22000 In stock
$0.0402 - $0.2512 8000 In stock
$0.0958 - $0.5986 17500 In stock
$0.0442 - $0.2753 22234 In stock
FC718A $0.075 - $0.47 7500 In stock
MS90376-18R
$0.4301 - $1.0748 2235 In stock
MS90376-40R
$0.059 - $0.3701 9200 In stock
MS90376-19R
FC744A $0.4418 - $1.1071 5820 In stock
MS90376-44R
$0.0888 - $0.5553 14936 In stock
$0.0462 - $0.2865 49474 In stock
$0.0411 - $0.256 6000 In stock
MS90376-10R
$0.0654 - $0.4104 5195 In stock
MS90376-26R
$0.0718 - $0.4474 89705 In stock
$0.0516 - $0.3235 55000 In stock
MS90376-8R
$0.1232 - $0.7692 9495 In stock
MS90376-24R
FC714A $0.0623 - $0.3894 4597 In stock
MS90376-14R
$0.0365 - $0.2286 1242 In stock
$0.1251 - $0.7804 19800 In stock
FC23RA $0.0338 - $0.4762 2148 In stock
MS90376-23R
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Circular Connector Cap - Compatible Thread Sizes 1-1/4 in ; MS90376-20R

FC720A

Price Range
$0.5311 - $0.0851

Stock Levels
10809 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-20R
Circular Connector Cap - Compatible Thread Sizes 1-1/2 in ;

D1-1/2A

Price Range
$0.8014 - $0.1281

Stock Levels
22000 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 1/2 ; Compatible Thread Standard UNEF ; No MS Spec

D1/2A

Price Range
$0.2512 - $0.0402

Stock Levels
8000 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 1-3/8 in ;

D1-3/8A

Price Range
$0.5986 - $0.0958

Stock Levels
17500 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 9/16 in ;

D9/16A

Price Range
$0.2753 - $0.0442

Stock Levels
22234 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 1-1/8 in ; MS90376-18R

FC718A

Price Range
$0.47 - $0.075

Stock Levels
7500 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-18R
Circular Connector Cap - Compatible Thread Sizes 2-1/2 in ; MS90376-40R

FC740A

Price Range
$1.0748 - $0.4301

Stock Levels
2235 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-40R
Circular Connector Cap - Compatible Thread Sizes 1-3/16 in ; MS90376-19R

FC19RA

Price Range
$0.3701 - $0.059

Stock Levels
9200 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-19R
Circular Connector Cap - Compatible Thread Sizes 2-3/4 in ; MS90376-44R

FC744A

Price Range
$1.1071 - $0.4418

Stock Levels
5820 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-44R
Circular Connector Cap - Compatible Thread Sizes 1-1/4 in ;

D1-1/4A

Price Range
$0.5553 - $0.0888

Stock Levels
14936 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 3/4 in ;

D3/4A

Price Range
$0.2865 - $0.0462

Stock Levels
49474 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 5/8 in ; MS90376-10R

FC710A

Price Range
$0.256 - $0.0411

Stock Levels
6000 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-10R
Circular Connector Cap - Compatible Thread Sizes 1-5/8 in ; MS90376-26R

FC726A

Price Range
$0.4104 - $0.0654

Stock Levels
5195 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-26R
Circular Connector Cap - Compatible Thread Sizes 1.000 in ;

D1A

Price Range
$0.4474 - $0.0718

Stock Levels
89705 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 1/2 in ; MS90376-8R

FC708A

Price Range
$0.3235 - $0.0516

Stock Levels
55000 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-8R
Circular Connector Cap - Compatible Thread Sizes 1-1/2 in ; MS90376-24R

FC724A

Price Range
$0.7692 - $0.1232

Stock Levels
9495 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-24R
Circular Connector Cap - Compatible Thread Sizes 7/8 in ; MS90376-14R

FC714A

Price Range
$0.3894 - $0.0623

Stock Levels
4597 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-14R
Circular Connector Cap - Compatible Thread Sizes 1/4 in ;

D1/4A

Price Range
$0.2286 - $0.0365

Stock Levels
1242 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 1-7/16 in ;

D1-7/16A

Price Range
$0.7804 - $0.1251

Stock Levels
19800 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 1-7/16 in ; MS90376-23R

FC23RA

Price Range
$0.4762 - $0.0338

Stock Levels
2148 In stock
Attributes
  • Color
    Red
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-23R