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Threaded O-ring Plugs - UNF Threads

In stock

Threaded O-ring Plugs for UNF Threads include a compressed flange lip and an O-ring (optional) to provide a watertight seal and superior leakage prevention for hydraulic threads. The threaded O-ring keeps contaminants like dirt, dust, debris, and moisture out of the hole.

It may be installed using a hex wrench, screwdriver, or hand. Often used on flat-faced hydraulic fittings, it is recommended when strength and resistance are desired as it can withstand temperatures that range from -40F to 230F | -40C to 110C. Used in oil and gas, plumbing, and automotive sectors where leak-proof seals are crucial to system integrity.

  • Material: PP, HDPE, PA6.6 GF33, LDPE
  • Colour: Yellow, Black, Red

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36 results
Product SKUs information
Item Code Price range Availability Overall Diameter Colour Threaded Length Material Compatible Thread Sizes (All) View
Request the lead time here
47.8 mm
Red
15.7 mm
HDPE
1 5/8 - 12
8602 In stock
16.5 mm
Red
8.1 mm
HDPE
7/16 - 20
Request the lead time here
28.7 mm
Red
15.7 mm
HDPE
1 1/16 - 12
Request the lead time here
18.3 mm
Red
8.1 mm
HDPE
1/2 - 20
$0.1364 - $0.2513 11 In stock
Yellow
HDPE
$0.1831 - $0.3374 10 In stock
Yellow
HDPE
$0.2919 - $0.5377 3613 In stock
Yellow
HDPE
$0.5997 - $1.1047 8 In stock
Yellow
HDPE
$0.3162 - $0.5824 1910 In stock
Yellow
HDPE
$0.1979 - $0.4948 11 In stock
Yellow
HDPE
$0.7203 - $1.3268 70 In stock
Yellow
HDPE
$0.4389 - $1.0972 9 In stock
Yellow
HDPE
$0.2323 - $0.4279 15 In stock
Yellow
HDPE
$0.246 - $0.615 989 In stock
Yellow
HDPE
$0.3633 - $0.6692 Request the lead time here
Yellow
HDPE
$0.1689 - $0.3111 1419 In stock
Yellow
HDPE
$0.3116 - $0.7791 160 In stock
Yellow
HDPE
$12.219 - $22.5087 Request the lead time here
12.7 mm
Yellow
PA6.6 GF33
$0.4885 - $0.5413 411 In stock
19.8 mm
Red
9.1 mm
HDPE
9/16-18
$0.6602 - $0.7315 Request the lead time here
25.5 mm
Red
LDPE
  • of 2
UNF Threaded O-Ring Plug - Compatible Thread Standard - SEA ; Compatible Thread Sizes - 1 5/8 - 12 ; Threaded

PDO120


Stock Levels
Request the lead time here
Attributes
  • Fitting Style
    Threaded
  • Colour
    Red
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard
    SEA
  • Compatible Thread Sizes (All)
    1 5/8 - 12
UNF Threaded O-Ring Plug - Compatible Thread Standard - SEA ; Compatible Thread Sizes - 7/16 - 20 ; Threaded

PDO104


Stock Levels
8602 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Red
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard
    SEA
  • Compatible Thread Sizes (All)
    7/16 - 20
UNF Threaded O-Ring Plug - Compatible Thread Standard - SEA ; Compatible Thread Sizes - 1 1/16 - 12 ; Threaded

PDO112


Stock Levels
Request the lead time here
Attributes
  • Fitting Style
    Threaded
  • Colour
    Red
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard
    SEA
  • Compatible Thread Sizes (All)
    1 1/16 - 12
UNF Threaded O-Ring Plug - Compatible Thread Standard - SEA ; Compatible Thread Sizes - 1/2 - 20 ; Threaded

PDO105


Stock Levels
Request the lead time here
Attributes
  • Fitting Style
    Threaded
  • Colour
    Red
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard
    SEA
  • Compatible Thread Sizes (All)
    1/2 - 20
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 3/8 in x 24 ; Threaded

498672

Price Range
$0.2513 - $0.1364

Stock Levels
11 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1/2 in x 20 ; Threaded

498674

Price Range
$0.3374 - $0.1831

Stock Levels
10 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 3/4 in x 16 ; Threaded

498676

Price Range
$0.5377 - $0.2919

Stock Levels
3613 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1-5/8 in x 12 ; Threaded

498679

Price Range
$1.1047 - $0.5997

Stock Levels
8 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 7/8 x 14 ; Threaded

498677

Price Range
$0.5824 - $0.3162

Stock Levels
1910 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 5/8 in x 18 ; Threaded

498552

Price Range
$0.4948 - $0.1979

Stock Levels
11 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1-7/8 in x 12 ; Threaded

498680

Price Range
$1.3268 - $0.7203

Stock Levels
70 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 15⁄16 in x 12 ; Threaded

498555

Price Range
$1.0972 - $0.4389

Stock Levels
9 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 9⁄16 in x 18 ; Threaded

498675

Price Range
$0.4279 - $0.2323

Stock Levels
15 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1 in x 14 ; Threaded

498553

Price Range
$0.615 - $0.246

Stock Levels
989 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 13⁄16 in x 12 ; Threaded

498678

Price Range
$0.6692 - $0.3633

Stock Levels
Request the lead time here
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 7⁄16 in x 20 ; Threaded

498673

Price Range
$0.3111 - $0.1689

Stock Levels
1419 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 11⁄16 in x 12 ; Threaded

498554

Price Range
$0.7791 - $0.3116

Stock Levels
160 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 3/4-16 UNF 2A ; Threaded

TPWO-2

Price Range
$22.5087 - $12.219

Stock Levels
Request the lead time here
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    33% Glass Filled Polyamide 6.6
  • Overall Diameter
    12.7 mm
UNF Threaded O-Ring Plug HDPE

PDO106

Price Range
$0.5413 - $0.4885

Stock Levels
411 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Red
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard
    SEA
  • Compatible Thread Sizes (All)
    9/16-18
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1–14 ; Threaded

PDF100

Price Range
$0.7315 - $0.6602

Stock Levels
Request the lead time here
Attributes
  • Fitting Style
    Threaded
  • Colour
    Red
  • Full Material
    Low Density Polyethylene
  • Overall Diameter
    25.5 mm