.hide-partial { max-height: none; } .show-more { display: none; }

Sealing Plug Circular Connectors

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circular Connectors

List Images

Results: 39

Applied Filters:

Type = Sealing Plug

Manufacturer

Product

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG

MS27488-12
Amphenol Aerospace
1: $0.754
6,985In Stock
4,514Expected 12/1/2026

Mfr. Part #
MS27488-12

Mouser Part #
654-MS27488-12

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG

Datasheet

6,985In Stock

4,514Expected 12/1/2026

$0.754

$0.615

$0.59

$0.545

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories PLUG

MS27488-22
Amphenol Aerospace
1: $0.208
97,057In Stock
49,570Expected 11/20/2026

Mfr. Part #
MS27488-22

Mouser Part #
654-MS27488-22

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories PLUG

Datasheet

97,057In Stock

49,570Expected 11/20/2026

$0.208

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG 12 GA ORANGE

10-405996-122
Amphenol Aerospace
1: $1.74
983In Stock

Mfr. Part #
10-405996-122

Mouser Part #
654-10-405996-122

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG 12 GA ORANGE

Datasheet

983In Stock

$1.74

$1.47

$1.44

$1.38

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SEALING GASKET

10-405996-008
Amphenol Aerospace
1: $0.468
4,564In Stock

Mfr. Part #
10-405996-008

Mouser Part #
654-10-405996-008

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories SEALING GASKET

Datasheet

4,564In Stock

$0.468

$0.443

$0.417

$0.40

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories PLUG

10-405996-016
Amphenol Aerospace
1: $0.416
5,432In Stock

Mfr. Part #
10-405996-016

Mouser Part #
654-10-405996-016

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories PLUG

Datasheet

5,432In Stock

$0.416

$0.365

$0.351

$0.324

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories Sealing Plug

M85049/80-8
Glenair
1: $33.42
199In Stock

Mfr. Part #
M85049/80-8

Mouser Part #
631-M85049/80-8

Glenair

Circular MIL Spec Tools, Hardware & Accessories Sealing Plug

Datasheet

199In Stock

$33.42

$23.11

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG,SIZE 16,BLUE

M85049/80-16
Glenair
1: $32.70
27In Stock

Mfr. Part #
M85049/80-16

Mouser Part #
631-M85049/8016

Glenair

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG,SIZE 16,BLUE

Datasheet

27In Stock

$32.70

$31.50

$23.06

$21.76

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUGS

MS27488-12-2
TE Connectivity / DEUTSCH
1: $0.819
11,981In Stock

Mfr. Part #
MS27488-12-2

Mouser Part #
571-MS27488-12-2

TE Connectivity / DEUTSCH

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUGS

Datasheet

11,981In Stock

$0.819

$0.715

$0.686

$0.634

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUGS

MS27488-16-2
TE Connectivity / DEUTSCH
1: $0.598
25,155In Stock

Mfr. Part #
MS27488-16-2

Mouser Part #
571-MS27488-16-2

TE Connectivity / DEUTSCH

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUGS

Datasheet

25,155In Stock

$0.598

$0.576

$0.516

$0.497

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories 20AWG Sealing Plug Type 2 Red

MS27488-20-2
Amphenol Aerospace
1: $0.312
298,567In Stock

Mfr. Part #
MS27488-20-2

Mouser Part #
654-MS27488-20-2

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories 20AWG Sealing Plug Type 2 Red

Datasheet

298,567In Stock

$0.312

$0.293

$0.285

$0.195

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories Sealing Plug 22 GA Black

MS27488-22-2
Amphenol Aerospace
1: $0.156
313,909In Stock
206,200Expected 9/22/2026

Mfr. Part #
MS27488-22-2

Mouser Part #
654-MS27488-22-2

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories Sealing Plug 22 GA Black

Datasheet

313,909In Stock

206,200Expected 9/22/2026

$0.156

$0.142

$0.133

$0.126

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories PLUG SEE MIL

MS27488-20
Amphenol Aerospace
1: $0.325
88,308In Stock

Mfr. Part #
MS27488-20

Mouser Part #
523-MS27488-20

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories PLUG SEE MIL

Datasheet

88,308In Stock

$0.325

$0.278

$0.261

$0.244

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG 16 GA BLUE

MS27488-16-3
Amphenol Aerospace
1: $0.507
10,740In Stock

Mfr. Part #
MS27488-16-3

Mouser Part #
654-MS27488-16-3

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG 16 GA BLUE

Datasheet

10,740In Stock

$0.507

$0.504

$0.464

$0.398

Min.: 1
Mult.: 1

Accessories

Circular Metric Connectors Q-PROT 13/16

1670222
Phoenix Contact
1: $1.70
179In Stock

Mfr. Part #
1670222

Mouser Part #
651-1670222

Phoenix Contact

Circular Metric Connectors Q-PROT 13/16

Learn More

Datasheet

179In Stock

$1.70

Min.: 1
Mult.: 1

Circular MIL Spec Tools, Hardware & Accessories Sealing Plug

M85049/80-12
Amphenol Aerospace
1: $11.60
464In Stock

Mfr. Part #
M85049/80-12

Mouser Part #
631-M85049/80-12

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories Sealing Plug

Datasheet

464In Stock

$11.60

$10.65

$10.11

$9.85

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories Sealing Plug Quadrax

21-033899-8Q1
Amphenol Aerospace
1: $29.61
280In Stock

Mfr. Part #
21-033899-8Q1

Mouser Part #
654-21-033899-8Q1

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories Sealing Plug Quadrax

Learn More

Datasheet

280In Stock

$29.61

$28.22

$27.64

$26.90

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SIZE 12 SEALING PLUG GROMMET

MS27488-12-2
Amphenol Aerospace
1: $0.559
10,626In Stock
8,200Expected 12/9/2026

Mfr. Part #
MS27488-12-2

Mouser Part #
654-MS27488-12-2

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories SIZE 12 SEALING PLUG GROMMET

Datasheet

10,626In Stock

8,200Expected 12/9/2026

$0.559

$0.498

$0.384

$0.364

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG SIZE 8 RED 1.139-1.189" LENGTH

MS27488-8-3
Amphenol Aerospace
1: $1.53
6,123In Stock
4,150Expected 8/4/2026

Mfr. Part #
MS27488-8-3

Mouser Part #
654-MS27488-8-3

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG SIZE 8 RED 1.139-1.189" LENGTH

Datasheet

6,123In Stock

4,150Expected 8/4/2026

$1.53

$1.35

$1.31

$1.28

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG

10-101033-010
Amphenol Aerospace
1: $4.15
210In Stock

Mfr. Part #
10-101033-010

Mouser Part #
654-10-101033-010

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUG

210In Stock

$4.15

$3.52

$3.30

$3.16

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SZ 8 S/P T3-4008-59P

M85049/808
Amphenol Aerospace
1: $11.92
13In Stock

Mfr. Part #
M85049/808

Mouser Part #
654-M85049/808

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories SZ 8 S/P T3-4008-59P

Datasheet

13In Stock

$11.92

$10.89

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories S/P 12 Yellow D38999 I II III

MS27488-12-3
Amphenol Aerospace
1: $0.507
3,962In Stock

Mfr. Part #
MS27488-12-3

Mouser Part #
654-MS27488-12-3

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories S/P 12 Yellow D38999 I II III

Datasheet

3,962In Stock

$0.507

$0.459

$0.441

$0.41

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories CONTACTS - AS39029 CONTACTS

MS27488-16-2
Glenair
1: $2.65
2,781In Stock

Mfr. Part #
MS27488-16-2

Mouser Part #
631-MS27488-16-2

Glenair

Circular MIL Spec Tools, Hardware & Accessories CONTACTS - AS39029 CONTACTS

Datasheet

2,781In Stock

$2.65

$2.64

$2.63

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories CONTACTS - AS39029 CONTACTS

MS27488-20-2
Glenair
1: $3.69
2,937In Stock

Mfr. Part #
MS27488-20-2

Mouser Part #
631-MS27488-20-2

Glenair

Circular MIL Spec Tools, Hardware & Accessories CONTACTS - AS39029 CONTACTS

Datasheet

2,937In Stock

$3.69

$3.67

$2.52

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories CONTACTS - AS39029 CONTACTS

MS27488-22-2
Glenair
1: $8.83
3,935In Stock

Mfr. Part #
MS27488-22-2

Mouser Part #
631-MS27488-22-2

Glenair

Circular MIL Spec Tools, Hardware & Accessories CONTACTS - AS39029 CONTACTS

Datasheet

3,935In Stock

$8.83

$4.75

$4.17

$2.56

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUGS

MS27488-20-2
TE Connectivity / DEUTSCH
1: $0.481
46,875In Stock
Factory Special Order

Mfr. Part #
MS27488-20-2

Mouser Part #
571-MS27488-20-2

Factory Special Order

TE Connectivity / DEUTSCH

Circular MIL Spec Tools, Hardware & Accessories SEALING PLUGS

Datasheet

46,875In Stock

$0.481

$0.42

$0.403

$0.373

View

Min.: 1
Mult.: 1

Accessories

Sealing Plug Circular Connectors

Types of Circular Connectors

Customer Service Office

Company

Resources

Support