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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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25 results
Product SKUs information
Item Code Price range Availability Overall Diameter Colour Threaded Length Material Compatible Thread Sizes (All) View
0.176 USD - 0.3412 USD 3963 In stock
23.9 mm
Yellow
13.2 mm
PP
3/4-16
0.1522 USD - 0.295 USD 7069 In stock
19.1 mm
Yellow
10.7 mm
PP
9/16-18
0.1332 USD - 0.1476 USD 8053 In stock
27.0 mm
Yellow
13.5 mm
HDPE
3/4 in x 16
0.3675 USD - 0.4072 USD 702 In stock
50.0 mm
Yellow
14.0 mm
HDPE
1-5/8 in x 12
0.5853 USD - 1.1349 USD 1869 In stock
42.8 mm
Yellow
19.6 mm
PP
1-5/8-12
0.1141 USD - 0.1264 USD 19859 In stock
22.0 mm
Yellow
12.5 mm
HDPE
5/8 in x 18
0.1601 USD - 0.1773 USD 2261 In stock
31.0 mm
Yellow
13.5 mm
HDPE
1 in x 14
0.0836 USD - 0.0927 USD 18655 In stock
14.0 mm
Yellow
10.0 mm
HDPE
3/8 in x 24
0.0924 USD - 0.1023 USD 4194 In stock
16.0 mm
Yellow
12.5 mm
HDPE
7⁄16 in x 20
0.2305 USD - 0.2554 USD 4214 In stock
38.0 mm
Yellow
14.0 mm
HDPE
13⁄16 in x 12
0.1997 USD - 0.387 USD 21375 In stock
15.8 mm
Yellow
9.9 mm
PP
7/16-20
0.6081 USD - 1.1791 USD 1080 In stock
54.0 mm
Yellow
19.1 mm
PP
1-7/8-12
0.106 USD - 0.1175 USD 9542 In stock
21.0 mm
Yellow
12.5 mm
HDPE
9⁄16 in x 18
0.1814 USD - 0.3517 USD 14529 In stock
17.5 mm
Black
10.4 mm
PP
1/2
0.1002 USD - 0.1111 USD 18100 In stock
19.0 mm
Yellow
12.5 mm
HDPE
1/2 in x 20
0.2532 USD - 0.2806 USD 9192 In stock
42.0 mm
Yellow
14.0 mm
HDPE
15⁄16 in x 12
0.3746 USD - 0.7262 USD 1526 In stock
33.3 mm
Yellow
16.8 mm
PP
1-1/16-12
0.1419 USD - 0.1574 USD 5032 In stock
28.0 mm
Yellow
13.5 mm
HDPE
7/8 in x 14
BL8H 0.2003 USD - 0.3884 USD 2643 In stock
26.9 mm
Yellow
14.2 mm
PP
7/8-14
BL12H 0.3644 USD - 0.7066 USD 381 In stock
40.9 mm
Yellow
17.8 mm
PP
1-5/16-12
  • of 2
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 3/4-16 ; Threaded

BL7J

Price Range
0.3412 USD - 0.176 USD

Stock Levels
3963 In stock
Attributes
  • Fitting Style
    Threaded
  • Thread Engagement
    Threaded Fitting Plugs
  • Colour
    Yellow
  • Full Material
    Polypropylene
  • Material Flammability Standard
    UL94 V-0
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 9/16-18 ; Threaded

BL5K

Price Range
0.295 USD - 0.1522 USD

Stock Levels
7069 In stock
Attributes
  • Fitting Style
    Threaded
  • Thread Engagement
    Threaded Fitting Plugs
  • Colour
    Yellow
  • Full Material
    Polypropylene
  • Material Flammability Standard
    UL94 V-0
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 3/4 in x 16 ; Threaded

498676

Price Range
0.1476 USD - 0.1332 USD

Stock Levels
8053 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    3/4 in x 16
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1-5/8 in x 12 ; Threaded

498679

Price Range
0.4072 USD - 0.3675 USD

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

BL13D

Price Range
1.1349 USD - 0.5853 USD

Stock Levels
1869 In stock
Attributes
  • Fitting Style
    Threaded
  • Thread Engagement
    Threaded Fitting Plugs
  • Colour
    Yellow
  • Full Material
    Polypropylene
  • Material Flammability Standard
    UL94 V-0
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 5/8 in x 18 ; Threaded

498552

Price Range
0.1264 USD - 0.1141 USD

Stock Levels
19859 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    5/8 in x 18
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1 in x 14 ; Threaded

498553

Price Range
0.1773 USD - 0.1601 USD

Stock Levels
2261 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    1 in x 14
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 3/8 in x 24 ; Threaded

498672

Price Range
0.0927 USD - 0.0836 USD

Stock Levels
18655 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    3/8 in x 24
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 7⁄16 in x 20 ; Threaded

498673

Price Range
0.1023 USD - 0.0924 USD

Stock Levels
4194 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    7⁄16 in x 20
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 13⁄16 in x 12 ; Threaded

498678

Price Range
0.2554 USD - 0.2305 USD

Stock Levels
4214 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    13⁄16 in x 12
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 7/16-20 ; Threaded

BL3L

Price Range
0.387 USD - 0.1997 USD

Stock Levels
21375 In stock
Attributes
  • Fitting Style
    Threaded
  • Thread Engagement
    Threaded Fitting Plugs
  • Colour
    Yellow
  • Full Material
    Polypropylene
  • Material Flammability Standard
    UL94 V-0
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1-7/8-12 ; Threaded

BL14C

Price Range
1.1791 USD - 0.6081 USD

Stock Levels
1080 In stock
Attributes
  • Fitting Style
    Threaded
  • Thread Engagement
    Threaded Fitting Plugs
  • Colour
    Yellow
  • Full Material
    Polypropylene
  • Material Flammability Standard
    UL94 V-0
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 9⁄16 in x 18 ; Threaded

498675

Price Range
0.1175 USD - 0.106 USD

Stock Levels
9542 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    9⁄16 in x 18
Threaded O-Ring Plug - Compatible Thread Standard - UNC Threads ; Compatible Thread Sizes - 1/2-13 ; Threaded

BL4B

Price Range
0.3517 USD - 0.1814 USD

Stock Levels
14529 In stock
Attributes
  • Fitting Style
    Threaded
  • Thread Engagement
    Threaded Fitting Plugs
  • Colour
    Black
  • Full Material
    Polypropylene
  • Material Flammability Standard
    UL94 V-0
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1/2 in x 20 ; Threaded

498674

Price Range
0.1111 USD - 0.1002 USD

Stock Levels
18100 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    1/2 in x 20
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 15⁄16 in x 12 ; Threaded

498555

Price Range
0.2806 USD - 0.2532 USD

Stock Levels
9192 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    15⁄16 in x 12
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1-1/16-12 ; Threaded

BL10I

Price Range
0.7262 USD - 0.3746 USD

Stock Levels
1526 In stock
Attributes
  • Fitting Style
    Threaded
  • Thread Engagement
    Threaded Fitting Plugs
  • Colour
    Yellow
  • Full Material
    Polypropylene
  • Material Flammability Standard
    UL94 V-0
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 7/8 in x 14 ; Threaded

498677

Price Range
0.1574 USD - 0.1419 USD

Stock Levels
5032 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    7/8 in x 14
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 7/8-14 ; Threaded

BL8H

Price Range
0.3884 USD - 0.2003 USD

Stock Levels
2643 In stock
Attributes
  • Fitting Style
    Threaded
  • Thread Engagement
    Threaded Fitting Plugs
  • Colour
    Yellow
  • Full Material
    Polypropylene
  • Material Flammability Standard
    UL94 V-0
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1-5/16-12 ; Threaded

BL12H

Price Range
0.7066 USD - 0.3644 USD

Stock Levels
381 In stock
Attributes
  • Fitting Style
    Threaded
  • Thread Engagement
    Threaded Fitting Plugs
  • Colour
    Yellow
  • Full Material
    Polypropylene
  • Material Flammability Standard
    UL94 V-0
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1-7/8 in x 12 ; Threaded

498680

Price Range
0.4891 USD - 0.4415 USD

Stock Levels
110 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    1-7/8 in x 12
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 11⁄16 in x 12 ; Threaded

498554

Price Range
0.199 USD - 0.1796 USD

Stock Levels
13084 In stock
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    High Density Polyethylene
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    11⁄16 in x 12
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; Compatible Thread Sizes - 1-3/16-12 ; Threaded

BL11D

Price Range
0.6656 USD - 0.3433 USD

Stock Levels
455 In stock
Attributes
  • Fitting Style
    Threaded
  • Thread Engagement
    Threaded Fitting Plugs
  • Colour
    Yellow
  • Full Material
    Polypropylene
  • Material Flammability Standard
    UL94 V-0
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 9/16-18 UNF 2A ; Threaded

TPWO-1

Price Range
0.9334 USD - 0.8424 USD

Stock Levels
Request the lead time here
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    Nylon 6/6
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    9/16-18 UNF 2A
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 3/4-16 UNF 2A ; Threaded

TPWO-2

Price Range
6.4042 USD - 5.7798 USD

Stock Levels
Request the lead time here
Attributes
  • Fitting Style
    Threaded
  • Colour
    Yellow
  • Full Material
    Nylon 6/6
  • Compatible Thread Standard (All)
    UNF Threads
  • Compatible Thread Sizes (All)
    3/4-16 UNF 2A