Circular MIL Spec Tools, Hardware & Accessories

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MIL-DTL-38999 III Protective Plug Covers

Glenair MIL-DTL-38999 III Protective Plug Covers are available for almost all threaded MIL-DTL-38999 Series III circular connectors. These covers are fully compliant with the MIL-DTL-38999 specification, are available in shell sizes from 9 to 25, and come in various finishes. Glenair MIL-DTL-38999 III Protective Plug Covers are ideal for applications such as avionics, satellites, sensor and control systems, mission computers, and communication systems.

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Part #

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

D38999/32W9R
Glenair
1: $193.76
4In Stock
11On Order

Mfr. Part No.
D38999/32W9R

Mouser Part No
654-D38999/32W9R

Glenair

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

Learn More

Datasheet

4In Stock

11On Order

$193.76

$137.28

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Plug Cover

D38999/32

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

D38999/33M13R
Glenair
1: $178.83
1In Stock

Mfr. Part No.
D38999/33M13R

Mouser Part No
654-D38999/33M13R

Glenair

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

Learn More

Datasheet

1In Stock

$178.83

View

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

D38999/33M15N
Glenair
1: $238.32
3In Stock

Mfr. Part No.
D38999/33M15N

Mouser Part No
654-D38999/33M15N

Glenair

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

Learn More

Datasheet

3In Stock

$238.32

$206.67

View

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

D38999/33W15N
Glenair
1: $414.76
68Factory Stock Available

Mfr. Part No.
D38999/33W15N

Mouser Part No
654-D38999/33W15N

Glenair

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

Learn More

Datasheet

68Factory Stock Available

More Info Available

$414.76

$379.77

$374.31

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

D38999/33W21N
Glenair
1: $408.79
2In Stock

Mfr. Part No.
D38999/33W21N

Mouser Part No
654-D38999/33W21N

Glenair

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

Learn More

Datasheet

2In Stock

$408.79

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

D38999/33W23R
Glenair
1: $536.77
2In Stock

Mfr. Part No.
D38999/33W23R

Mouser Part No
654-D38999/33W23R

Glenair

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

Learn More

Datasheet

2In Stock

$536.77

$395.54

$389.01

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories MIL-DTL-38999 III Dust Cap

D38999/33W25N
Glenair
1: $343.47
1In Stock

Mfr. Part No.
D38999/33W25N

Mouser Part No
654-D38999/33W25N

Glenair

Circular MIL Spec Tools, Hardware & Accessories MIL-DTL-38999 III Dust Cap

Learn More

Datasheet

1In Stock

$343.47

$287.63

$253.92

$253.70

View

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

D38999/33W25R
Glenair
1: $481.87
1In Stock

Mfr. Part No.
D38999/33W25R

Mouser Part No
654-D38999/33W25R

Glenair

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

Learn More

Datasheet

1In Stock

$481.87

$417.96

$410.17

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

D38999/32K25N
Glenair
1: $941.08
1In Stock

Mfr. Part No.
D38999/32K25N

Mouser Part No
654-D3899932K25N

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

Learn More

Datasheet

1In Stock

Cut Tape

$941.08

View

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Plug Cover

D38999/32

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

D38999/33M21N
Glenair
1: $249.63
1In Stock

Mfr. Part No.
D38999/33M21N

Mouser Part No
654-D3899933M21N

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

Learn More

Datasheet

1In Stock

$249.63

View

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

D38999/33M9R
Glenair
1: $169.37
5In Stock

Mfr. Part No.
D38999/33M9R

Mouser Part No
654-D3899933M9R

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

Learn More

Datasheet

5In Stock

$169.37

$146.92

$141.87

View

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

D38999/33K21N
Glenair
1: $826.48
1In Stock

Mfr. Part No.
D38999/33K21N

Mouser Part No
654-D3899933K21N

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

Learn More

Datasheet

1In Stock

$826.48

View

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

D38999/32W13R
Glenair
1: $199.69
8Expected 17/08/2026

Mfr. Part No.
D38999/32W13R

Mouser Part No
654-D38999/32W13R

Glenair

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

Learn More

Datasheet

8Expected 17/08/2026

$199.69

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Plug Cover

D38999/32

MIL-DTL-38999 III Connectors

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

D38999/33F17R
Glenair
1: $398.33
634Factory Stock Available

Mfr. Part No.
D38999/33F17R

Mouser Part No
654-D38999/33F17R

Glenair

Circular MIL Spec Tools, Hardware & Accessories DUST CAP

Learn More

Datasheet

634Factory Stock Available

More Info Available

Cut Tape

$398.33

$361.24

$361.06

View

Min.: 1
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

Shell Size 17 Connectors

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

D38999/32H13N
Glenair
10: $560.83
19Factory Stock Available

Mfr. Part No.
D38999/32H13N

Mouser Part No
654-D3899932H13N

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

Learn More

Datasheet

19Factory Stock Available

More Info Available

Cut Tape

$560.83

$387.84

View

Min.: 10
Mult.: 1

MIL-DTL-38999 III

Accessories

Plug Cover

D38999/32

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

D38999/32H15R
Glenair
10: $1,226.22
25Factory Stock Available

Mfr. Part No.
D38999/32H15R

Mouser Part No
654-D3899932H15R

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

Learn More

Datasheet

25Factory Stock Available

More Info Available

Cut Tape

$1,226.22

Quote

Min.: 10
Mult.: 1

MIL-DTL-38999 III

Accessories

Plug Cover

D38999/32

MIL-DTL-38999 III Connectors

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

D38999/32H25N
Glenair
10: $1,553.63
10Factory Stock Available

Mfr. Part No.
D38999/32H25N

Mouser Part No
654-D3899932H25N

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

Learn More

Datasheet

10Factory Stock Available

More Info Available

Cut Tape

$1,553.63

Quote

Min.: 10
Mult.: 1

MIL-DTL-38999 III

Accessories

Plug Cover

D38999/32

MIL-DTL-38999 III Connectors

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

D38999/32H25R
Glenair
10: $1,292.49
25Factory Stock Available

Mfr. Part No.
D38999/32H25R

Mouser Part No
654-D3899932H25R

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

Learn More

Datasheet

25Factory Stock Available

More Info Available

Cut Tape

$1,292.49

Quote

Min.: 10
Mult.: 1

MIL-DTL-38999 III

Accessories

Plug Cover

D38999/32

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

D38999/32H9N
Glenair
10: $550.80
57Factory Stock Available

Mfr. Part No.
D38999/32H9N

Mouser Part No
654-D3899932H9N

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR PLUG

Learn More

Datasheet

57Factory Stock Available

More Info Available

Cut Tape

$550.80

$380.91

View

Min.: 10
Mult.: 1

MIL-DTL-38999 III

Accessories

Plug Cover

D38999/32

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

D38999/33H13R
Glenair
10: $403.56
18Factory Stock Available

Mfr. Part No.
D38999/33H13R

Mouser Part No
654-D3899933H13R

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

Learn More

Datasheet

18Factory Stock Available

More Info Available

Cut Tape

$403.56

$401.16

Min.: 10
Mult.: 1

Accessories

Receptacle Cover

D38999/33

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

D38999/33H17N
Glenair
10: $527.05
46Factory Stock Available

Mfr. Part No.
D38999/33H17N

Mouser Part No
654-D3899933H17N

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

Learn More

Datasheet

46Factory Stock Available

More Info Available

Cut Tape

$527.05

$364.52

View

Min.: 10
Mult.: 1

Accessories

Receptacle Cover

D38999/33

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

D38999/33H17R
Glenair
10: $463.04
15Factory Stock Available

Mfr. Part No.
D38999/33H17R

Mouser Part No
654-D3899933H17R

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

Learn More

Datasheet

15Factory Stock Available

More Info Available

Cut Tape

$463.04

$320.24

View

Min.: 10
Mult.: 1

Accessories

Receptacle Cover

D38999/33

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

D38999/33H21R
Glenair
10: $472.46
17Factory Stock Available

Mfr. Part No.
D38999/33H21R

Mouser Part No
654-D3899933H21R

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

Learn More

Datasheet

17Factory Stock Available

More Info Available

Cut Tape

$472.46

$326.80

View

Min.: 10
Mult.: 1

Accessories

Receptacle Cover

D38999/33

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

D38999/33H25R
Glenair
10: $1,215.17
28Factory Stock Available

Mfr. Part No.
D38999/33H25R

Mouser Part No
654-D3899933H25R

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

Learn More

Datasheet

28Factory Stock Available

More Info Available

Cut Tape

$1,215.17

View

Min.: 10
Mult.: 1

MIL-DTL-38999 III

Accessories

Receptacle Cover

D38999/33

MIL-DTL-38999 III Connectors

Reel

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

D38999/33H9N
Glenair
10: $424.59
10Factory Stock Available

Mfr. Part No.
D38999/33H9N

Mouser Part No
654-D3899933H9N

Glenair

Circular MIL Spec Tools, Hardware & Accessories PROTECTIVE CVR RCEPT

Learn More

Datasheet

10Factory Stock Available

More Info Available

Cut Tape

$424.59

$327.96

View

Min.: 10
Mult.: 1

Accessories

Receptacle Cover

D38999/33

Reel

MIL-DTL-38999 III Protective Plug Covers

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