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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
H1A $0.0693 - $0.8675 34461 In stock
$0.0426 - $0.5318 36741 In stock
MIL 90376
$0.0824 - $1.0277 32000 In stock
MIL 90376
$0.0714 - $0.9438 22704 In stock
$0.0618 - $0.8675 94090 In stock
$0.035 - $0.4618 48962 In stock
$0.0593 - $0.7851 51940 In stock
$0.0388 - $0.6235 55000 In stock
MS90376-8R
FC716A $0.0592 - $0.8302 13357 In stock
MS90376-16R
$0.1037 - $1.6636 2410 In stock
MS90376-28R
$0.081 - $1.0713 32936 In stock
$0.0354 - $0.4945 18000 In stock
MS90376-10R
FC718A $0.0566 - $0.9065 7500 In stock
MS90376-18R
$0.0597 - $0.7898 5195 In stock
MS90376-26R
$0.3234 - $5.1927 2235 In stock
MS90376-40R
$0.0334 - $0.4415 1242 In stock
$0.075 - $0.9888 9000 In stock
$0.1076 - $1.508 19800 In stock
$0.0388 - $0.5131 56115 In stock
FC23RA $0.0487 - $0.6452 2148 In stock
MS90376-23R
  • of 3
Parallel Protection Plug - Yellow ; 26.2 mm | 1.030 in ; Fitting Height 15.9 mm | 0.625 in

H1A

Price Range
$0.8675 - $0.0693

Stock Levels
34461 In stock
Attributes
  • Overall Height
    0.687 in
  • Color
    Yellow
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Parallel Protection Plug - Yellow ; 18.2 mm | 0.715 in ; Fitting Height 15.9 mm | 0.625 in

FC711B

Price Range
$0.5318 - $0.0426

Stock Levels
36741 In stock
Attributes
  • Overall Height
    0.660 in
  • Color
    Yellow
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Parallel Protection Plug - Yellow ; 30.9 mm | 1.215 in ; Fitting Height 15.9 mm | 0.625 in

FC719A

Price Range
$1.0277 - $0.0824

Stock Levels
32000 In stock
Attributes
  • Overall Height
    0.660 in
  • Color
    Yellow
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 1-1/8 in ;

D1-1/8A

Price Range
$0.9438 - $0.0714

Stock Levels
22704 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 15/16 in ;

D15/16A

Price Range
$0.8675 - $0.0618

Stock Levels
94090 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 3/8 in ;

D3/8A

Price Range
$0.4618 - $0.035

Stock Levels
48962 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 7/8 in ;

D7/8A

Price Range
$0.7851 - $0.0593

Stock Levels
51940 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
$0.6235 - $0.0388

Stock Levels
55000 In stock
Attributes
  • Color
    Red
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-8R
Circular Connector Cap - Compatible Thread Sizes 1.000 in ; MS90376-16R

FC716A

Price Range
$0.8302 - $0.0592

Stock Levels
13357 In stock
Attributes
  • Color
    Red
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-16R
Circular Connector Cap - Compatible Thread Sizes 1-3/4 in ; MS90376-28R

FC728A

Price Range
$1.6636 - $0.1037

Stock Levels
2410 In stock
Attributes
  • Color
    Red
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-28R
Circular Connector Cap - Compatible Thread Sizes 1-1/4 in ;

D1-1/4A

Price Range
$1.0713 - $0.081

Stock Levels
32936 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
$0.4945 - $0.0354

Stock Levels
18000 In stock
Attributes
  • Color
    Red
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-10R
Circular Connector Cap - Compatible Thread Sizes 1-1/8 in ; MS90376-18R

FC718A

Price Range
$0.9065 - $0.0566

Stock Levels
7500 In stock
Attributes
  • Color
    Red
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-18R
Circular Connector Cap - Compatible Thread Sizes 1-5/8 in ; MS90376-26R

FC726A

Price Range
$0.7898 - $0.0597

Stock Levels
5195 In stock
Attributes
  • Color
    Red
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-26R
Circular Connector Cap - Compatible Thread Sizes 2-1/2 in ; MS90376-40R

FC740A

Price Range
$5.1927 - $0.3234

Stock Levels
2235 In stock
Attributes
  • Color
    Red
  • Fitting Style
    Push-Fit
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
  • Military Specification
    MS90376-40R
Circular Connector Cap - Compatible Thread Sizes 1/4 in ;

D1/4A

Price Range
$0.4415 - $0.0334

Stock Levels
1242 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 1-3/16 in ;

D1-3/16A

Price Range
$0.9888 - $0.075

Stock Levels
9000 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
$1.508 - $0.1076

Stock Levels
19800 In stock
Attributes
  • Color
    Red
  • Full Material
    Low-Density Polyethylene
  • Material
    LDPE
Circular Connector Cap - Compatible Thread Sizes 5/8 in ;

D5/8A

Price Range
$0.5131 - $0.0388

Stock Levels
56115 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
$0.6452 - $0.0487

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