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

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31 results
Product SKUs information
Item Code Price range Availability Compatible Thread Sizes (All) View
$0.6539 - $8.6519 9144 In stock
$0.857 - $11.3392 350 In stock
$0.495 - $6.5545 15291 In stock
$0.6983 - $9.2418 2550 In stock
BL13C $0.9243 - $12.2405 1000 In stock
$0.5408 - $7.1444 1050 In stock
$0.4801 - $6.358 177 In stock
$0.4638 - $6.1447 5000 In stock
$0.2021 - $2.6586 24000 In stock
$0.2348 - $3.0939 8613 In stock
$0.2722 - $3.5914 15244 In stock
BL10I $0.5023 - $6.6541 9867 In stock
$0.168 - $2.2077 72156 In stock
$0.7618 - $10.0744 580 In stock
BL8H $0.3841 - $5.0994 18842 In stock
BL4B $0.2487 - $3.2958 3000 In stock
1/2-13
$0.3313 - $4.3998 16183 In stock
$0.1834 - $2.4409 19183 In stock
BL13D $0.6312 - $8.3486 4022 In stock
$0.1439 - $1.9124 48000 In stock
7/16-24
  • of 2
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 1-1/16-12 ; Threaded

BL10M

Price Range
$8.6519 - $0.6539

Stock Levels
9144 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 1-5/16-12 ; Threaded

BL12M

Price Range
$11.3392 - $0.857

Stock Levels
350 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 3/4-16 ; Threaded

BL7G

Price Range
$6.5545 - $0.495

Stock Levels
15291 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 1-3/16-12 ; Threaded

BL11C

Price Range
$9.2418 - $0.6983

Stock Levels
2550 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 1-5/8-12 ; Threaded

BL13C

Price Range
$12.2405 - $0.9243

Stock Levels
1000 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 7/8-14 ; Threaded

BL8P

Price Range
$7.1444 - $0.5408

Stock Levels
1050 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 9/16-18 ; Threaded

BL5N

Price Range
$6.358 - $0.4801

Stock Levels
177 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 7/16-20 ; Threaded

BL3I

Price Range
$6.1447 - $0.4638

Stock Levels
5000 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug UNF 3/4 - 16 in UNF 25.9 mm HDPE Red

BLM7B

Price Range
$2.6586 - $0.2021

Stock Levels
24000 In stock
Attributes
  • Head Height
    0.406 in
  • Overall Diameter
    1.02 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
Threaded O-Ring Plug UNF 7/8 - 14 in UNF 29.4 mm HDPE Red

BLM8B

Price Range
$3.0939 - $0.2348

Stock Levels
8613 In stock
Attributes
  • Head Height
    0.313 in
  • Overall Diameter
    1.16 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
Threaded O-Ring Plug UNF 1 - 14 in UNF 31.7 mm HDPE Red

BLM9B

Price Range
$3.5914 - $0.2722

Stock Levels
15244 In stock
Attributes
  • Head Height
    0.313 in
  • Overall Diameter
    1.25 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; ;

BL10I

Price Range
$6.6541 - $0.5023

Stock Levels
9867 In stock
Attributes
  • Head Height
    0.250 in
  • Overall Diameter
    1.310 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Yellow
  • Material
    PP
Threaded O-Ring Plug UNF 9/16 - 18 in UNF 20.3 mm HDPE Red

BLM5B

Price Range
$2.2077 - $0.168

Stock Levels
72156 In stock
Attributes
  • Head Height
    0.323 in
  • Overall Diameter
    0.8 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; ;

BL14C

Price Range
$10.0744 - $0.7618

Stock Levels
580 In stock
Attributes
  • Head Height
    0.300 in
  • Overall Diameter
    2.125 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Yellow
  • Material
    PP
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; ;

BL8H

Price Range
$5.0994 - $0.3841

Stock Levels
18842 In stock
Attributes
  • Head Height
    0.240 in
  • Overall Diameter
    1.060 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Yellow
  • Material
    PP
Threaded Protection Plug - Compatible Thread Standard - UNC ; Compatible Thread Sizes - 1/2-13 ; Threaded

BL4B

Price Range
$3.2958 - $0.2487

Stock Levels
3000 In stock
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 (All)
    UNC
Threaded Plug UNF 1 3/16 - 12 in UNF 38.1 mm HDPE Red

BLM11B

Price Range
$4.3998 - $0.3313

Stock Levels
16183 In stock
Attributes
  • Head Height
    0.344 in
  • Overall Diameter
    1.5 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
Threaded O-Ring Plug UNF 5/8 - 18 in UNF 20.8 mm HDPE Red

BLM6B

Price Range
$2.4409 - $0.1834

Stock Levels
19183 In stock
Attributes
  • Head Height
    0.313 in
  • Overall Diameter
    0.82 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; ;

BL13D

Price Range
$8.3486 - $0.6312

Stock Levels
4022 In stock
Attributes
  • Head Height
    0.300 in
  • Overall Diameter
    1.880 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Yellow
  • Material
    PP
Threaded O-Ring Plug UNF 7/16-24 in 16.8 mm HDPE Red

BLM3-24B

Price Range
$1.9124 - $0.1439

Stock Levels
48000 In stock
Attributes
  • Head Height
    0.281 in
  • Overall Diameter
    0.66 in
  • Overall Height
    0.625 in
  • Compatible Thread Sizes (All)
    7/16-24
  • Compatible Thread Standard (All)
    UNF