Menu Search

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, LDPE, HDPE, Nylon
  • Colour: Yellow, Red, Natural
  • Material Flammability Standard: UL94 V-0

Request a quote

For large volumes and customized products, add to your cart and click request a quote orcontact usand we will respond in 24 hours or next business day

Filter or Search Variants

Use the filters or search below to find what you're looking for

Imperial
Metric
Hide Show Filters
31 results
Product SKUs information
Item Code Price range Availability Compatible Thread Sizes (All) View
$0.2286 - $3.0317 8750 In stock
$0.497 - $6.5997 183 In stock
$0.4083 - $5.3871 1744 In stock
$0.9468 - $12.5229 22 In stock
$0.7535 - $9.9812 3067 In stock
$0.3731 - $4.9437 Request the lead time here
1/2-13
$0.2159 - $2.8686 20901 In stock
$0.6717 - $8.885 500 In stock
$0.3522 - $4.6409 613 In stock
BL5K $0.4247 - $5.6202 11435 In stock
$0.3218 - $4.2677 15110 In stock
  • of 2
Threaded O-Ring Plug 1/2 - 20 in UNF 18.5 mm HDPE Red

BLM4B

Price Range
$3.0317 - $0.2286

Stock Levels
8750 In stock
Attributes
  • Head Height
    0.313 in
  • Overall Diameter
    0.73 in
  • Compatible Thread Standard
    UNF Threads
  • Colour
    Red
  • Material
    HDPE
Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; ;

BLM11B

Price Range
$6.5997 - $0.497

Stock Levels
183 In stock
Attributes
  • Head Height
    0.344 in
  • Overall Diameter
    1.5 in
  • Compatible Thread Standard
    UNF Threads
  • Colour
    Red
  • Material
    HDPE
Threaded O-Ring Plug 1 - 14 in UNF 31.7 mm HDPE Red

BLM9B

Price Range
$5.3871 - $0.4083

Stock Levels
1744 In stock
Attributes
  • Head Height
    0.313 in
  • Overall Diameter
    1.25 in
  • Compatible Thread Standard
    UNF Threads
  • Colour
    Red
  • Material
    HDPE
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; ;

BL13D

Price Range
$12.5229 - $0.9468

Stock Levels
22 In stock
Attributes
  • Head Height
    0.300 in
  • Overall Diameter
    1.880 in
  • Compatible Thread Standard
    UNF Threads
  • Colour
    Yellow
  • Material
    PP
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; ;

BL10I

Price Range
$9.9812 - $0.7535

Stock Levels
3067 In stock
Attributes
  • Head Height
    0.250 in
  • Overall Diameter
    1.310 in
  • Compatible Thread Standard
    UNF Threads
  • Colour
    Yellow
  • Material
    PP
Threaded Protection Plug - Compatible Thread Standard - UNC Threads ; Compatible Thread Sizes - 1/2-13 ; Threaded

BL4B

Price Range
$4.9437 - $0.3731

Stock Levels
Request the lead time here
Attributes
  • Head Height
    0.281 in
  • Overall Diameter
    0.687 in
  • Overall Height
    0.781 in
  • Compatible Thread Sizes (All)
    1/2-13
  • Compatible Thread Standard
    UNC Threads
Threaded O-Ring Plug 7/16 - 20 in UNF 16.8 mm HDPE Red

BLM3B

Price Range
$2.8686 - $0.2159

Stock Levels
20901 In stock
Attributes
  • Head Height
    0.281 in
  • Overall Diameter
    0.66 in
  • Compatible Thread Standard
    UNF Threads
  • Colour
    Red
  • Material
    HDPE
Threaded O-Ring Plug 1 7/8 - 12 in UNF 55.5 mm HDPE Red

BLM14B

Price Range
$8.885 - $0.6717

Stock Levels
500 In stock
Attributes
  • Head Height
    0.344 in
  • Overall Diameter
    2.188 in
  • Compatible Thread Standard
    UNF Threads
  • Colour
    Red
  • Material
    HDPE
Threaded O-Ring Plug 7/8 - 14 in UNF 29.4 mm HDPE Red

BLM8B

Price Range
$4.6409 - $0.3522

Stock Levels
613 In stock
Attributes
  • Head Height
    0.313 in
  • Overall Diameter
    1.16 in
  • Compatible Thread Standard
    UNF Threads
  • Colour
    Red
  • Material
    HDPE
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; ;

BL5K

Price Range
$5.6202 - $0.4247

Stock Levels
11435 In stock
Attributes
  • Head Height
    0.180 in
  • Overall Diameter
    0.750 in
  • Compatible Thread Standard
    UNF Threads
  • Colour
    Yellow
  • Material
    PP
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF Threads ; ;

BL3L

Price Range
$4.2677 - $0.3218

Stock Levels
15110 In stock
Attributes
  • Head Height
    0.180 in
  • Overall Diameter
    0.620 in
  • Compatible Thread Standard
    UNF Threads
  • Colour
    Yellow
  • Material
    PP