Save 15% on Loctite. Code: LOCTITE. Learn more.
Save 10% on orders of $199+. Code: OCT26. Learn More.
Save 20% on Rubbermaid. Code: RUBBERMAID. Learn more.
Save 20% on 3M. Code: 3M20. Learn more.
Sign Up For Emails: Exclusive Sales, Promo Codes, and More Directly to Your Inbox.
FREE DELIVERY on orders $150+ to eligible locations.
Previous Next
Tenaquip

Dominion Coupling Plugs

Showing 1 - 20 of 102 listing(s)

Dominion D42-4 Flare Union Coupling-reducing-tube To Tube, 1/4"

Dominion

Flare Union Coupling-reducing-tube To Tube, 1/4"

Model: TBZ616

Mfr. No.: D42-4

$1.09 / Each

Ships in 3-4 weeks

As low as $0.86

Dominion D48-6DPK Flare Connector-flare Tube To Male Pipe, 3/8" x 1/2"

Dominion

Flare Connector-flare Tube To Male Pipe, 3/8" x 1/2"

Model: TBY227

Mfr. No.: D48-6DPK

$2.94 / Each

Ships in 11-14 days

As low as $2.21

Dominion D69-2A Compression Elbows 90° - Tube to Male Pipe, 1/8" x 1/8"

Dominion

Compression Elbows 90° - Tube to Male Pipe, 1/8" x 1/8"

Model: TBX736

Mfr. No.: D69-2A

$2.21 / Each

Ships in 2-3 weeks

As low as $1.75

Dominion D66-8D Compression Connectors - Tube to Female Pipe, 1/2" x 1/2"

Dominion

Compression Connectors - Tube to Female Pipe, 1/2" x 1/2"

Model: TBX708

Mfr. No.: D66-8D

$3.57 / Each

Ships in 11-14 days

As low as $2.68

Dominion D40-5 Flare Nut Forged Short Standard, 5/16"

Dominion

Flare Nut Forged Short Standard, 5/16"

Model: TBY444

Mfr. No.: D40-5

$7.63 / Each

Ships December 2026

As low as $5.72

Dominion D121-DPK Pipe Plug Hex Heads, 1/2"

Dominion

Pipe Plug Hex Heads, 1/2"

Model: TDV048

Mfr. No.: D121-DPK

$2.71 / Each

Ships in 11-14 days

As low as $2.03

Dominion D121-BPK Pipe Plug Hex Heads, 1/4"

Dominion

Pipe Plug Hex Heads, 1/4"

Model: TDV046

Mfr. No.: D121-BPK

$1.19 / Each

In Stock

As low as $0.89

Dominion D60-5 Compression Sleeve, 5/16"

Dominion

Compression Sleeve, 5/16"

Model: TBZ803

Mfr. No.: D60-5

$0.24 / Each

In Stock

As low as $0.18

Dominion D42-8PK Flare Union Coupling-reducing-tube To Tube, 1/2"

Dominion

Flare Union Coupling-reducing-tube To Tube, 1/2"

Model: TBZ618

Mfr. No.: D42-8PK

$3.64 / Each

In Stock

As low as $2.73

Dominion D56-6 Flare Sealing Cap Nut, 3/8"

Dominion

Flare Sealing Cap Nut, 3/8"

Model: TBZ282

Mfr. No.: D56-6

$1.01 / Each

Ships in 11-14 days

As low as $0.76

Dominion D39-8 Flare Nut Forged-long Standard, 1/2"

Dominion

Flare Nut Forged-long Standard, 1/2"

Model: TBZ271

Mfr. No.: D39-8

$2.88 / Each

Ships in 11-14 days

As low as $2.16

Dominion D65-6 Compression Elbows 90° - Tube to Tube, 3/8"

Dominion

Compression Elbows 90° - Tube to Tube, 3/8"

Model: TBY760

Mfr. No.: D65-6

$3.69 / Each

Ships in 11-14 days

As low as $2.77

Dominion D65-4 Compression Elbows 90° - Tube to Tube, 1/4"

Dominion

Compression Elbows 90° - Tube to Tube, 1/4"

Model: TBY759

Mfr. No.: D65-4

$2.25 / Each

Ships in 2-3 weeks

As low as $1.78

Dominion D40-6PK Flare Nut Forged Short Standard, 3/8"

Dominion

Flare Nut Forged Short Standard, 3/8"

Model: TBY734

Mfr. No.: D40-6PK

$1.72 / Each

Ships in 11-14 days

As low as $1.36

Dominion D65-3 Compression Elbows 90° - Tube to Tube, 3/16"

Dominion

Compression Elbows 90° - Tube to Tube, 3/16"

Model: TBY466

Mfr. No.: D65-3

$13.80 / Each

Only 2 remaining in stock

Dominion D42-8-6 Flare Union Coupling-reducing-tube To Tube, 1/2" x 3/8"

Dominion

Flare Union Coupling-reducing-tube To Tube, 1/2" x 3/8"

Model: TBY448

Mfr. No.: D42-8-6

$3.20 / Each

Ships in 3-4 weeks

As low as $2.40

Dominion D42-6-4 Flare Union Coupling-reducing-tube To Tube, 3/8" x 1/4"

Dominion

Flare Union Coupling-reducing-tube To Tube, 3/8" x 1/4"

Model: TBY446

Mfr. No.: D42-6-4

$11.90 / Each

Ships in 11-14 days

As low as $9.40

Dominion D48-6CPK Flare Connector-flare Tube To Male Pipe, 3/8" x 3/8"

Dominion

Flare Connector-flare Tube To Male Pipe, 3/8" x 3/8"

Model: TBY226

Mfr. No.: D48-6CPK

$2.23 / Each

Ships in 11-14 days

As low as $1.67

Dominion D48-6A Flare Connector-flare Tube To Male Pipe, 3/8" x 1/8"

Dominion

Flare Connector-flare Tube To Male Pipe, 3/8" x 1/8"

Model: TBY224

Mfr. No.: D48-6A

$2.21 / Each

Ships in 11-14 days

As low as $1.75

Dominion D46-6C Flare Connector-flare Tube To Female Pipe, 3/8" x 3/8"

Dominion

Flare Connector-flare Tube To Female Pipe, 3/8" x 3/8"

Model: TBY206

Mfr. No.: D46-6C

$2.08 / Each

Ships in 11-14 days

As low as $1.64

Tenaquip, your online source for Dominion products, accessories and parts.