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Circular Connector Caps

Circular Connector Caps

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Circular Connector Caps made from Red Low-Density Polyethylene (LDPE). A cost effective cap for a circular connector, they are designed for easy assembly and removal either with automated equipment or by hand.

This range of protective round connector caps is typically used to protect connectors with a standard thread. The range also features caps that can be used for electrical connectors per Military Standard 90376.

  • Offers protection from dirt, dust, and moisture during transit and storage.

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Product SKUs information
Item Code Price range Availability Compatible Thread Standard (All) Military Specification Compatible Thread Sizes (All) Buy
FC23RA
$0.0425 - $0.5627 937 In stock
UNEF
MS90376-23R
1-7/16
D1/4A
$0.0291 - $0.3851 13029 In stock
UNEF
No MS Spec
1/4
FC710A
$0.0309 - $0.4312 In production
UNEF
MS90376-10R
5/8
D1-1/4A
$0.0707 - $0.9343 4500 In stock
UNEF
No MS Spec
1-1/4
D1-1/8A
$0.0622 - $0.8231 1699 In stock
UNEF
No MS Spec
1-1/8
FC714A
$0.0496 - $0.655 43376 In stock
UNEF
MS90376-14R
7/8
D1-3/16A
$0.0653 - $0.8624 In production
UNEF
No MS Spec
1-3/16
FC718A
$0.0493 - $0.7906 2500 In stock
UNEF
MS90376-18R
1-1/8
D1-3/8A
$0.0762 - $1.0088 1000 In stock
UNEF
No MS Spec
1-3/8
D15/16A
$0.0539 - $0.7566 23800 In stock
UNEF
No MS Spec
15/16
FC722A
$0.0604 - $0.9696 7004 In stock
UNEF
MS90376-22R
1-3/8
D1-7/16A
$0.0938 - $1.3152 9476 In stock
UNEF
No MS Spec
1-7/16
FC726A
$0.0521 - $0.6888 800 In stock
UNEF
MS90376-26R
1-5/8
D3/4A
$0.0365 - $0.4828 In production
UNEF
No MS Spec
3/4
D3/8A
$0.0305 - $0.4028 10310 In stock
UNEF
No MS Spec
3/8
FC732A
$0.1559 - $2.5085 3082 In stock
UNEF
MS90376-32R
2
D5/8A
$0.0338 - $0.4475 1500 In stock
UNEF
No MS Spec
5/8
FC740A
$0.282 - $4.5288 138 In stock
UNEF
MS90376-40R
2-1/2
D9/16A
$0.0353 - $0.4652 2046 In stock
UNEF
No MS Spec
9/16
D1/2A
$0.032 - $0.4231 6274 In stock
UNEF
No MS Spec
1/2
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Circular Connector Cap - Compatible Thread Sizes 1-7/16 ; Compatible Thread Standard UNEF ; MS90376-23R

FC23RA

Price Range
$0.5627 - $0.0425

Stock Levels
937 In stock
Attributes
  • Overall Height
    0.597 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1-7/16
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 1/4 ; Compatible Thread Standard UNEF ; No MS Spec

D1/4A

Price Range
$0.3851 - $0.0291

Stock Levels
13029 In stock
Attributes
  • Overall Height
    0.562 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1/4
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 5/8 ; Compatible Thread Standard UNEF ; MS90376-10R

FC710A

Price Range
$0.4312 - $0.0309

Stock Levels
In production
Attributes
  • Overall Height
    0.562 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    5/8
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 1-1/4 ; Compatible Thread Standard UNEF ; No MS Spec

D1-1/4A

Price Range
$0.9343 - $0.0707

Stock Levels
4500 In stock
Attributes
  • Overall Height
    0.625 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1-1/4
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 1-1/8 ; Compatible Thread Standard UNEF ; No MS Spec

D1-1/8A

Price Range
$0.8231 - $0.0622

Stock Levels
1699 In stock
Attributes
  • Overall Height
    0.625 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1-1/8
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 7/8 ; Compatible Thread Standard UNEF ; MS90376-14R

FC714A

Price Range
$0.655 - $0.0496

Stock Levels
43376 In stock
Attributes
  • Overall Height
    0.562 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    7/8
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 1-3/16 ; Compatible Thread Standard UNEF ; No MS Spec

D1-3/16A

Price Range
$0.8624 - $0.0653

Stock Levels
In production
Attributes
  • Overall Height
    0.625 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1-3/16
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 1-1/8 ; Compatible Thread Standard UNEF ; MS90376-18R

FC718A

Price Range
$0.7906 - $0.0493

Stock Levels
2500 In stock
Attributes
  • Overall Height
    0.597 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1-1/8
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 1-3/8 ; Compatible Thread Standard UNEF ; No MS Spec

D1-3/8A

Price Range
$1.0088 - $0.0762

Stock Levels
1000 In stock
Attributes
  • Overall Height
    0.625 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1-3/8
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 15/16 ; Compatible Thread Standard UNEF ; No MS Spec

D15/16A

Price Range
$0.7566 - $0.0539

Stock Levels
23800 In stock
Attributes
  • Overall Height
    0.609 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    15/16
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 1-3/8 ; Compatible Thread Standard UNEF ; MS90376-22R

FC722A

Price Range
$0.9696 - $0.0604

Stock Levels
7004 In stock
Attributes
  • Overall Height
    0.597 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1-3/8
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 1-7/16 ; Compatible Thread Standard UNEF ; No MS Spec

D1-7/16A

Price Range
$1.3152 - $0.0938

Stock Levels
9476 In stock
Attributes
  • Overall Height
    0.625 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1-7/16
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 1-5/8 ; Compatible Thread Standard UNEF ; MS90376-26R

FC726A

Price Range
$0.6888 - $0.0521

Stock Levels
800 In stock
Attributes
  • Overall Height
    0.597 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1-5/8
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 3/4 ; Compatible Thread Standard UNEF ; No MS Spec

D3/4A

Price Range
$0.4828 - $0.0365

Stock Levels
In production
Attributes
  • Overall Height
    0.549 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    3/4
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 3/8 ; Compatible Thread Standard UNEF ; No MS Spec

D3/8A

Price Range
$0.4028 - $0.0305

Stock Levels
10310 In stock
Attributes
  • Overall Height
    0.562 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    3/8
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 2 ; Compatible Thread Standard UNEF ; MS90376-32R

FC732A

Price Range
$2.5085 - $0.1559

Stock Levels
3082 In stock
Attributes
  • Overall Height
    0.597 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    2
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 5/8 ; Compatible Thread Standard UNEF ; No MS Spec

D5/8A

Price Range
$0.4475 - $0.0338

Stock Levels
1500 In stock
Attributes
  • Overall Height
    0.562 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    5/8
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 2-1/2 ; Compatible Thread Standard UNEF ; MS90376-40R

FC740A

Price Range
$4.5288 - $0.282

Stock Levels
138 In stock
Attributes
  • Overall Height
    0.635 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    2-1/2
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 9/16 ; Compatible Thread Standard UNEF ; No MS Spec

D9/16A

Price Range
$0.4652 - $0.0353

Stock Levels
2046 In stock
Attributes
  • Overall Height
    0.562 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    9/16
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
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Circular Connector Cap - Compatible Thread Sizes 1/2 ; Compatible Thread Standard UNEF ; No MS Spec

D1/2A

Price Range
$0.4231 - $0.032

Stock Levels
6274 In stock
Attributes
  • Overall Height
    0.562 in
  • Color
    Red
  • Compatible Thread Sizes (All)
    1/2
  • Compatible Thread Standard
    UNEF
  • Compatible Thread Standard (All)
    UNEF
Quick View
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